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// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: networking/v1alpha3/virtual_service.proto

package istio.networking.v1alpha3;

public final class VirtualServiceOuterClass {
  private VirtualServiceOuterClass() {}
  public static void registerAllExtensions(
      com.google.protobuf.ExtensionRegistryLite registry) {
  }

  public static void registerAllExtensions(
      com.google.protobuf.ExtensionRegistry registry) {
    registerAllExtensions(
        (com.google.protobuf.ExtensionRegistryLite) registry);
  }
  public interface VirtualServiceOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.VirtualService)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * The destination hosts to which traffic is being sent. Could
     * be a DNS name with wildcard prefix or an IP address.  Depending on the
     * platform, short-names can also be used instead of a FQDN (i.e. has no
     * dots in the name). In such a scenario, the FQDN of the host would be
     * derived based on the underlying platform.
     * A single VirtualService can be used to describe all the traffic
     * properties of the corresponding hosts, including those for multiple
     * HTTP and TCP ports. Alternatively, the traffic properties of a host
     * can be defined using more than one VirtualService, with certain
     * caveats. Refer to the
     * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
     * for details.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews" will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. _To avoid
     * potential misconfigurations, it is recommended to always use fully
     * qualified domain names over short names._
     * The hosts field applies to both HTTP and TCP services. Service inside
     * the mesh, i.e., those found in the service registry, must always be
     * referred to using their alphanumeric names. IP addresses are allowed
     * only for services defined via the Gateway.
     * *Note*: It must be empty for a delegate VirtualService.
     * 
     *
     * repeated string hosts = 1;
     * @return A list containing the hosts.
     */
    java.util.List
        getHostsList();
    /**
     *      * The destination hosts to which traffic is being sent. Could
     * be a DNS name with wildcard prefix or an IP address.  Depending on the
     * platform, short-names can also be used instead of a FQDN (i.e. has no
     * dots in the name). In such a scenario, the FQDN of the host would be
     * derived based on the underlying platform.
     * A single VirtualService can be used to describe all the traffic
     * properties of the corresponding hosts, including those for multiple
     * HTTP and TCP ports. Alternatively, the traffic properties of a host
     * can be defined using more than one VirtualService, with certain
     * caveats. Refer to the
     * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
     * for details.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews" will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. _To avoid
     * potential misconfigurations, it is recommended to always use fully
     * qualified domain names over short names._
     * The hosts field applies to both HTTP and TCP services. Service inside
     * the mesh, i.e., those found in the service registry, must always be
     * referred to using their alphanumeric names. IP addresses are allowed
     * only for services defined via the Gateway.
     * *Note*: It must be empty for a delegate VirtualService.
     * 
     *
     * repeated string hosts = 1;
     * @return The count of hosts.
     */
    int getHostsCount();
    /**
     *      * The destination hosts to which traffic is being sent. Could
     * be a DNS name with wildcard prefix or an IP address.  Depending on the
     * platform, short-names can also be used instead of a FQDN (i.e. has no
     * dots in the name). In such a scenario, the FQDN of the host would be
     * derived based on the underlying platform.
     * A single VirtualService can be used to describe all the traffic
     * properties of the corresponding hosts, including those for multiple
     * HTTP and TCP ports. Alternatively, the traffic properties of a host
     * can be defined using more than one VirtualService, with certain
     * caveats. Refer to the
     * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
     * for details.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews" will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. _To avoid
     * potential misconfigurations, it is recommended to always use fully
     * qualified domain names over short names._
     * The hosts field applies to both HTTP and TCP services. Service inside
     * the mesh, i.e., those found in the service registry, must always be
     * referred to using their alphanumeric names. IP addresses are allowed
     * only for services defined via the Gateway.
     * *Note*: It must be empty for a delegate VirtualService.
     * 
     *
     * repeated string hosts = 1;
     * @param index The index of the element to return.
     * @return The hosts at the given index.
     */
    java.lang.String getHosts(int index);
    /**
     *      * The destination hosts to which traffic is being sent. Could
     * be a DNS name with wildcard prefix or an IP address.  Depending on the
     * platform, short-names can also be used instead of a FQDN (i.e. has no
     * dots in the name). In such a scenario, the FQDN of the host would be
     * derived based on the underlying platform.
     * A single VirtualService can be used to describe all the traffic
     * properties of the corresponding hosts, including those for multiple
     * HTTP and TCP ports. Alternatively, the traffic properties of a host
     * can be defined using more than one VirtualService, with certain
     * caveats. Refer to the
     * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
     * for details.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews" will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. _To avoid
     * potential misconfigurations, it is recommended to always use fully
     * qualified domain names over short names._
     * The hosts field applies to both HTTP and TCP services. Service inside
     * the mesh, i.e., those found in the service registry, must always be
     * referred to using their alphanumeric names. IP addresses are allowed
     * only for services defined via the Gateway.
     * *Note*: It must be empty for a delegate VirtualService.
     * 
     *
     * repeated string hosts = 1;
     * @param index The index of the value to return.
     * @return The bytes of the hosts at the given index.
     */
    com.google.protobuf.ByteString
        getHostsBytes(int index);

    /**
     *      * The names of gateways and sidecars that should apply these routes.
     * Gateways in other namespaces may be referred to by
     * `<gateway namespace>/<gateway name>`; specifying a gateway with no
     * namespace qualifier is the same as specifying the VirtualService's
     * namespace. A single VirtualService is used for sidecars inside the mesh as
     * well as for one or more gateways. The selection condition imposed by this
     * field can be overridden using the source field in the match conditions
     * of protocol-specific routes. The reserved word `mesh` is used to imply
     * all the sidecars in the mesh. When this field is omitted, the default
     * gateway (`mesh`) will be used, which would apply the rule to all
     * sidecars in the mesh. If a list of gateway names is provided, the
     * rules will apply only to the gateways. To apply the rules to both
     * gateways and sidecars, specify `mesh` as one of the gateway names.
     * 
     *
     * repeated string gateways = 2;
     * @return A list containing the gateways.
     */
    java.util.List
        getGatewaysList();
    /**
     *      * The names of gateways and sidecars that should apply these routes.
     * Gateways in other namespaces may be referred to by
     * `<gateway namespace>/<gateway name>`; specifying a gateway with no
     * namespace qualifier is the same as specifying the VirtualService's
     * namespace. A single VirtualService is used for sidecars inside the mesh as
     * well as for one or more gateways. The selection condition imposed by this
     * field can be overridden using the source field in the match conditions
     * of protocol-specific routes. The reserved word `mesh` is used to imply
     * all the sidecars in the mesh. When this field is omitted, the default
     * gateway (`mesh`) will be used, which would apply the rule to all
     * sidecars in the mesh. If a list of gateway names is provided, the
     * rules will apply only to the gateways. To apply the rules to both
     * gateways and sidecars, specify `mesh` as one of the gateway names.
     * 
     *
     * repeated string gateways = 2;
     * @return The count of gateways.
     */
    int getGatewaysCount();
    /**
     *      * The names of gateways and sidecars that should apply these routes.
     * Gateways in other namespaces may be referred to by
     * `<gateway namespace>/<gateway name>`; specifying a gateway with no
     * namespace qualifier is the same as specifying the VirtualService's
     * namespace. A single VirtualService is used for sidecars inside the mesh as
     * well as for one or more gateways. The selection condition imposed by this
     * field can be overridden using the source field in the match conditions
     * of protocol-specific routes. The reserved word `mesh` is used to imply
     * all the sidecars in the mesh. When this field is omitted, the default
     * gateway (`mesh`) will be used, which would apply the rule to all
     * sidecars in the mesh. If a list of gateway names is provided, the
     * rules will apply only to the gateways. To apply the rules to both
     * gateways and sidecars, specify `mesh` as one of the gateway names.
     * 
     *
     * repeated string gateways = 2;
     * @param index The index of the element to return.
     * @return The gateways at the given index.
     */
    java.lang.String getGateways(int index);
    /**
     *      * The names of gateways and sidecars that should apply these routes.
     * Gateways in other namespaces may be referred to by
     * `<gateway namespace>/<gateway name>`; specifying a gateway with no
     * namespace qualifier is the same as specifying the VirtualService's
     * namespace. A single VirtualService is used for sidecars inside the mesh as
     * well as for one or more gateways. The selection condition imposed by this
     * field can be overridden using the source field in the match conditions
     * of protocol-specific routes. The reserved word `mesh` is used to imply
     * all the sidecars in the mesh. When this field is omitted, the default
     * gateway (`mesh`) will be used, which would apply the rule to all
     * sidecars in the mesh. If a list of gateway names is provided, the
     * rules will apply only to the gateways. To apply the rules to both
     * gateways and sidecars, specify `mesh` as one of the gateway names.
     * 
     *
     * repeated string gateways = 2;
     * @param index The index of the value to return.
     * @return The bytes of the gateways at the given index.
     */
    com.google.protobuf.ByteString
        getGatewaysBytes(int index);

    /**
     *      * An ordered list of route rules for HTTP traffic. HTTP routes will be
     * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
     * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
     * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
     * an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
     */
    java.util.List 
        getHttpList();
    /**
     *      * An ordered list of route rules for HTTP traffic. HTTP routes will be
     * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
     * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
     * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
     * an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute getHttp(int index);
    /**
     *      * An ordered list of route rules for HTTP traffic. HTTP routes will be
     * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
     * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
     * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
     * an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
     */
    int getHttpCount();
    /**
     *      * An ordered list of route rules for HTTP traffic. HTTP routes will be
     * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
     * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
     * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
     * an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
     */
    java.util.List 
        getHttpOrBuilderList();
    /**
     *      * An ordered list of route rules for HTTP traffic. HTTP routes will be
     * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
     * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
     * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
     * an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteOrBuilder getHttpOrBuilder(
        int index);

    /**
     *      * An ordered list of route rule for non-terminated TLS & HTTPS
     * traffic. Routing is typically performed using the SNI value presented
     * by the ClientHello message. TLS routes will be applied to platform
     * service ports named 'https-*', 'tls-*', unterminated gateway ports using
     * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
     * entry ports using HTTPS/TLS protocols.  The first rule matching an
     * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
     * without associated virtual service will be treated as opaque TCP
     * traffic.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
     */
    java.util.List 
        getTlsList();
    /**
     *      * An ordered list of route rule for non-terminated TLS & HTTPS
     * traffic. Routing is typically performed using the SNI value presented
     * by the ClientHello message. TLS routes will be applied to platform
     * service ports named 'https-*', 'tls-*', unterminated gateway ports using
     * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
     * entry ports using HTTPS/TLS protocols.  The first rule matching an
     * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
     * without associated virtual service will be treated as opaque TCP
     * traffic.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute getTls(int index);
    /**
     *      * An ordered list of route rule for non-terminated TLS & HTTPS
     * traffic. Routing is typically performed using the SNI value presented
     * by the ClientHello message. TLS routes will be applied to platform
     * service ports named 'https-*', 'tls-*', unterminated gateway ports using
     * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
     * entry ports using HTTPS/TLS protocols.  The first rule matching an
     * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
     * without associated virtual service will be treated as opaque TCP
     * traffic.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
     */
    int getTlsCount();
    /**
     *      * An ordered list of route rule for non-terminated TLS & HTTPS
     * traffic. Routing is typically performed using the SNI value presented
     * by the ClientHello message. TLS routes will be applied to platform
     * service ports named 'https-*', 'tls-*', unterminated gateway ports using
     * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
     * entry ports using HTTPS/TLS protocols.  The first rule matching an
     * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
     * without associated virtual service will be treated as opaque TCP
     * traffic.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
     */
    java.util.List 
        getTlsOrBuilderList();
    /**
     *      * An ordered list of route rule for non-terminated TLS & HTTPS
     * traffic. Routing is typically performed using the SNI value presented
     * by the ClientHello message. TLS routes will be applied to platform
     * service ports named 'https-*', 'tls-*', unterminated gateway ports using
     * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
     * entry ports using HTTPS/TLS protocols.  The first rule matching an
     * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
     * without associated virtual service will be treated as opaque TCP
     * traffic.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRouteOrBuilder getTlsOrBuilder(
        int index);

    /**
     *      * An ordered list of route rules for opaque TCP traffic. TCP routes will
     * be applied to any port that is not a HTTP or TLS port. The first rule
     * matching an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
     */
    java.util.List 
        getTcpList();
    /**
     *      * An ordered list of route rules for opaque TCP traffic. TCP routes will
     * be applied to any port that is not a HTTP or TLS port. The first rule
     * matching an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute getTcp(int index);
    /**
     *      * An ordered list of route rules for opaque TCP traffic. TCP routes will
     * be applied to any port that is not a HTTP or TLS port. The first rule
     * matching an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
     */
    int getTcpCount();
    /**
     *      * An ordered list of route rules for opaque TCP traffic. TCP routes will
     * be applied to any port that is not a HTTP or TLS port. The first rule
     * matching an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
     */
    java.util.List 
        getTcpOrBuilderList();
    /**
     *      * An ordered list of route rules for opaque TCP traffic. TCP routes will
     * be applied to any port that is not a HTTP or TLS port. The first rule
     * matching an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRouteOrBuilder getTcpOrBuilder(
        int index);

    /**
     *      * A list of namespaces to which this virtual service is exported. Exporting a
     * virtual service allows it to be used by sidecars and gateways defined in
     * other namespaces. This feature provides a mechanism for service owners
     * and mesh administrators to control the visibility of virtual services
     * across namespace boundaries.
     * If no namespaces are specified then the virtual service is exported to all
     * namespaces by default.
     * The value "." is reserved and defines an export to the same namespace that
     * the virtual service is declared in. Similarly the value "*" is reserved and
     * defines an export to all namespaces.
     * NOTE: in the current release, the `exportTo` value is restricted to
     * "." or "*" (i.e., the current namespace or all namespaces).
     * 
     *
     * repeated string export_to = 6;
     * @return A list containing the exportTo.
     */
    java.util.List
        getExportToList();
    /**
     *      * A list of namespaces to which this virtual service is exported. Exporting a
     * virtual service allows it to be used by sidecars and gateways defined in
     * other namespaces. This feature provides a mechanism for service owners
     * and mesh administrators to control the visibility of virtual services
     * across namespace boundaries.
     * If no namespaces are specified then the virtual service is exported to all
     * namespaces by default.
     * The value "." is reserved and defines an export to the same namespace that
     * the virtual service is declared in. Similarly the value "*" is reserved and
     * defines an export to all namespaces.
     * NOTE: in the current release, the `exportTo` value is restricted to
     * "." or "*" (i.e., the current namespace or all namespaces).
     * 
     *
     * repeated string export_to = 6;
     * @return The count of exportTo.
     */
    int getExportToCount();
    /**
     *      * A list of namespaces to which this virtual service is exported. Exporting a
     * virtual service allows it to be used by sidecars and gateways defined in
     * other namespaces. This feature provides a mechanism for service owners
     * and mesh administrators to control the visibility of virtual services
     * across namespace boundaries.
     * If no namespaces are specified then the virtual service is exported to all
     * namespaces by default.
     * The value "." is reserved and defines an export to the same namespace that
     * the virtual service is declared in. Similarly the value "*" is reserved and
     * defines an export to all namespaces.
     * NOTE: in the current release, the `exportTo` value is restricted to
     * "." or "*" (i.e., the current namespace or all namespaces).
     * 
     *
     * repeated string export_to = 6;
     * @param index The index of the element to return.
     * @return The exportTo at the given index.
     */
    java.lang.String getExportTo(int index);
    /**
     *      * A list of namespaces to which this virtual service is exported. Exporting a
     * virtual service allows it to be used by sidecars and gateways defined in
     * other namespaces. This feature provides a mechanism for service owners
     * and mesh administrators to control the visibility of virtual services
     * across namespace boundaries.
     * If no namespaces are specified then the virtual service is exported to all
     * namespaces by default.
     * The value "." is reserved and defines an export to the same namespace that
     * the virtual service is declared in. Similarly the value "*" is reserved and
     * defines an export to all namespaces.
     * NOTE: in the current release, the `exportTo` value is restricted to
     * "." or "*" (i.e., the current namespace or all namespaces).
     * 
     *
     * repeated string export_to = 6;
     * @param index The index of the value to return.
     * @return The bytes of the exportTo at the given index.
     */
    com.google.protobuf.ByteString
        getExportToBytes(int index);
  }
  /**
   *    * Configuration affecting traffic routing.
   * <!-- crd generation tags
   * +cue-gen:VirtualService:groupName:networking.istio.io
   * +cue-gen:VirtualService:version:v1alpha3
   * +cue-gen:VirtualService:storageVersion
   * +cue-gen:VirtualService:annotations:helm.sh/resource-policy=keep
   * +cue-gen:VirtualService:labels:app=istio-pilot,chart=istio,heritage=Tiller,release=istio
   * +cue-gen:VirtualService:subresource:status
   * +cue-gen:VirtualService:scope:Namespaced
   * +cue-gen:VirtualService:resource:categories=istio-io,networking-istio-io,shortNames=vs
   * +cue-gen:VirtualService:printerColumn:name=Gateways,type=string,JSONPath=.spec.gateways,description="The names of gateways and sidecars 
   * that should apply these routes"
   * +cue-gen:VirtualService:printerColumn:name=Hosts,type=string,JSONPath=.spec.hosts,description="The destination hosts to which traffic is being sent"
   * +cue-gen:VirtualService:printerColumn:name=Age,type=date,JSONPath=.metadata.creationTimestamp,description="CreationTimestamp is a timestamp 
   * representing the server time when this object was created. It is not guaranteed to be set in happens-before order across separate operations. 
   * Clients may not set this value. It is represented in RFC3339 form and is in UTC.
   * Populated by the system. Read-only. Null for lists. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata"
   * +cue-gen:VirtualService:preserveUnknownFields:false
   * -->
   * <!-- go code generation tags
   * +kubetype-gen
   * +kubetype-gen:groupVersion=networking.istio.io/v1alpha3
   * +genclient
   * +k8s:deepcopy-gen=true
   * -->
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.VirtualService}
   */
  public static final class VirtualService extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.VirtualService)
      VirtualServiceOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use VirtualService.newBuilder() to construct.
    private VirtualService(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private VirtualService() {
      hosts_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      http_ = java.util.Collections.emptyList();
      tls_ = java.util.Collections.emptyList();
      tcp_ = java.util.Collections.emptyList();
      exportTo_ = com.google.protobuf.LazyStringArrayList.EMPTY;
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new VirtualService();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
    getUnknownFields() {
      return this.unknownFields;
    }
    private VirtualService(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      this();
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      int mutable_bitField0_ = 0;
      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
          com.google.protobuf.UnknownFieldSet.newBuilder();
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10: {
              java.lang.String s = input.readStringRequireUtf8();
              if (!((mutable_bitField0_ & 0x00000001) != 0)) {
                hosts_ = new com.google.protobuf.LazyStringArrayList();
                mutable_bitField0_ |= 0x00000001;
              }
              hosts_.add(s);
              break;
            }
            case 18: {
              java.lang.String s = input.readStringRequireUtf8();
              if (!((mutable_bitField0_ & 0x00000002) != 0)) {
                gateways_ = new com.google.protobuf.LazyStringArrayList();
                mutable_bitField0_ |= 0x00000002;
              }
              gateways_.add(s);
              break;
            }
            case 26: {
              if (!((mutable_bitField0_ & 0x00000004) != 0)) {
                http_ = new java.util.ArrayList();
                mutable_bitField0_ |= 0x00000004;
              }
              http_.add(
                  input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.parser(), extensionRegistry));
              break;
            }
            case 34: {
              if (!((mutable_bitField0_ & 0x00000010) != 0)) {
                tcp_ = new java.util.ArrayList();
                mutable_bitField0_ |= 0x00000010;
              }
              tcp_.add(
                  input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.parser(), extensionRegistry));
              break;
            }
            case 42: {
              if (!((mutable_bitField0_ & 0x00000008) != 0)) {
                tls_ = new java.util.ArrayList();
                mutable_bitField0_ |= 0x00000008;
              }
              tls_.add(
                  input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.parser(), extensionRegistry));
              break;
            }
            case 50: {
              java.lang.String s = input.readStringRequireUtf8();
              if (!((mutable_bitField0_ & 0x00000020) != 0)) {
                exportTo_ = new com.google.protobuf.LazyStringArrayList();
                mutable_bitField0_ |= 0x00000020;
              }
              exportTo_.add(s);
              break;
            }
            default: {
              if (!parseUnknownField(
                  input, unknownFields, extensionRegistry, tag)) {
                done = true;
              }
              break;
            }
          }
        }
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(this);
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(
            e).setUnfinishedMessage(this);
      } finally {
        if (((mutable_bitField0_ & 0x00000001) != 0)) {
          hosts_ = hosts_.getUnmodifiableView();
        }
        if (((mutable_bitField0_ & 0x00000002) != 0)) {
          gateways_ = gateways_.getUnmodifiableView();
        }
        if (((mutable_bitField0_ & 0x00000004) != 0)) {
          http_ = java.util.Collections.unmodifiableList(http_);
        }
        if (((mutable_bitField0_ & 0x00000010) != 0)) {
          tcp_ = java.util.Collections.unmodifiableList(tcp_);
        }
        if (((mutable_bitField0_ & 0x00000008) != 0)) {
          tls_ = java.util.Collections.unmodifiableList(tls_);
        }
        if (((mutable_bitField0_ & 0x00000020) != 0)) {
          exportTo_ = exportTo_.getUnmodifiableView();
        }
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_VirtualService_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_VirtualService_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService.class, istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService.Builder.class);
    }

    public static final int HOSTS_FIELD_NUMBER = 1;
    private com.google.protobuf.LazyStringList hosts_;
    /**
     *      * The destination hosts to which traffic is being sent. Could
     * be a DNS name with wildcard prefix or an IP address.  Depending on the
     * platform, short-names can also be used instead of a FQDN (i.e. has no
     * dots in the name). In such a scenario, the FQDN of the host would be
     * derived based on the underlying platform.
     * A single VirtualService can be used to describe all the traffic
     * properties of the corresponding hosts, including those for multiple
     * HTTP and TCP ports. Alternatively, the traffic properties of a host
     * can be defined using more than one VirtualService, with certain
     * caveats. Refer to the
     * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
     * for details.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews" will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. _To avoid
     * potential misconfigurations, it is recommended to always use fully
     * qualified domain names over short names._
     * The hosts field applies to both HTTP and TCP services. Service inside
     * the mesh, i.e., those found in the service registry, must always be
     * referred to using their alphanumeric names. IP addresses are allowed
     * only for services defined via the Gateway.
     * *Note*: It must be empty for a delegate VirtualService.
     * 
     *
     * repeated string hosts = 1;
     * @return A list containing the hosts.
     */
    public com.google.protobuf.ProtocolStringList
        getHostsList() {
      return hosts_;
    }
    /**
     *      * The destination hosts to which traffic is being sent. Could
     * be a DNS name with wildcard prefix or an IP address.  Depending on the
     * platform, short-names can also be used instead of a FQDN (i.e. has no
     * dots in the name). In such a scenario, the FQDN of the host would be
     * derived based on the underlying platform.
     * A single VirtualService can be used to describe all the traffic
     * properties of the corresponding hosts, including those for multiple
     * HTTP and TCP ports. Alternatively, the traffic properties of a host
     * can be defined using more than one VirtualService, with certain
     * caveats. Refer to the
     * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
     * for details.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews" will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. _To avoid
     * potential misconfigurations, it is recommended to always use fully
     * qualified domain names over short names._
     * The hosts field applies to both HTTP and TCP services. Service inside
     * the mesh, i.e., those found in the service registry, must always be
     * referred to using their alphanumeric names. IP addresses are allowed
     * only for services defined via the Gateway.
     * *Note*: It must be empty for a delegate VirtualService.
     * 
     *
     * repeated string hosts = 1;
     * @return The count of hosts.
     */
    public int getHostsCount() {
      return hosts_.size();
    }
    /**
     *      * The destination hosts to which traffic is being sent. Could
     * be a DNS name with wildcard prefix or an IP address.  Depending on the
     * platform, short-names can also be used instead of a FQDN (i.e. has no
     * dots in the name). In such a scenario, the FQDN of the host would be
     * derived based on the underlying platform.
     * A single VirtualService can be used to describe all the traffic
     * properties of the corresponding hosts, including those for multiple
     * HTTP and TCP ports. Alternatively, the traffic properties of a host
     * can be defined using more than one VirtualService, with certain
     * caveats. Refer to the
     * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
     * for details.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews" will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. _To avoid
     * potential misconfigurations, it is recommended to always use fully
     * qualified domain names over short names._
     * The hosts field applies to both HTTP and TCP services. Service inside
     * the mesh, i.e., those found in the service registry, must always be
     * referred to using their alphanumeric names. IP addresses are allowed
     * only for services defined via the Gateway.
     * *Note*: It must be empty for a delegate VirtualService.
     * 
     *
     * repeated string hosts = 1;
     * @param index The index of the element to return.
     * @return The hosts at the given index.
     */
    public java.lang.String getHosts(int index) {
      return hosts_.get(index);
    }
    /**
     *      * The destination hosts to which traffic is being sent. Could
     * be a DNS name with wildcard prefix or an IP address.  Depending on the
     * platform, short-names can also be used instead of a FQDN (i.e. has no
     * dots in the name). In such a scenario, the FQDN of the host would be
     * derived based on the underlying platform.
     * A single VirtualService can be used to describe all the traffic
     * properties of the corresponding hosts, including those for multiple
     * HTTP and TCP ports. Alternatively, the traffic properties of a host
     * can be defined using more than one VirtualService, with certain
     * caveats. Refer to the
     * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
     * for details.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews" will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. _To avoid
     * potential misconfigurations, it is recommended to always use fully
     * qualified domain names over short names._
     * The hosts field applies to both HTTP and TCP services. Service inside
     * the mesh, i.e., those found in the service registry, must always be
     * referred to using their alphanumeric names. IP addresses are allowed
     * only for services defined via the Gateway.
     * *Note*: It must be empty for a delegate VirtualService.
     * 
     *
     * repeated string hosts = 1;
     * @param index The index of the value to return.
     * @return The bytes of the hosts at the given index.
     */
    public com.google.protobuf.ByteString
        getHostsBytes(int index) {
      return hosts_.getByteString(index);
    }

    public static final int GATEWAYS_FIELD_NUMBER = 2;
    private com.google.protobuf.LazyStringList gateways_;
    /**
     *      * The names of gateways and sidecars that should apply these routes.
     * Gateways in other namespaces may be referred to by
     * `<gateway namespace>/<gateway name>`; specifying a gateway with no
     * namespace qualifier is the same as specifying the VirtualService's
     * namespace. A single VirtualService is used for sidecars inside the mesh as
     * well as for one or more gateways. The selection condition imposed by this
     * field can be overridden using the source field in the match conditions
     * of protocol-specific routes. The reserved word `mesh` is used to imply
     * all the sidecars in the mesh. When this field is omitted, the default
     * gateway (`mesh`) will be used, which would apply the rule to all
     * sidecars in the mesh. If a list of gateway names is provided, the
     * rules will apply only to the gateways. To apply the rules to both
     * gateways and sidecars, specify `mesh` as one of the gateway names.
     * 
     *
     * repeated string gateways = 2;
     * @return A list containing the gateways.
     */
    public com.google.protobuf.ProtocolStringList
        getGatewaysList() {
      return gateways_;
    }
    /**
     *      * The names of gateways and sidecars that should apply these routes.
     * Gateways in other namespaces may be referred to by
     * `<gateway namespace>/<gateway name>`; specifying a gateway with no
     * namespace qualifier is the same as specifying the VirtualService's
     * namespace. A single VirtualService is used for sidecars inside the mesh as
     * well as for one or more gateways. The selection condition imposed by this
     * field can be overridden using the source field in the match conditions
     * of protocol-specific routes. The reserved word `mesh` is used to imply
     * all the sidecars in the mesh. When this field is omitted, the default
     * gateway (`mesh`) will be used, which would apply the rule to all
     * sidecars in the mesh. If a list of gateway names is provided, the
     * rules will apply only to the gateways. To apply the rules to both
     * gateways and sidecars, specify `mesh` as one of the gateway names.
     * 
     *
     * repeated string gateways = 2;
     * @return The count of gateways.
     */
    public int getGatewaysCount() {
      return gateways_.size();
    }
    /**
     *      * The names of gateways and sidecars that should apply these routes.
     * Gateways in other namespaces may be referred to by
     * `<gateway namespace>/<gateway name>`; specifying a gateway with no
     * namespace qualifier is the same as specifying the VirtualService's
     * namespace. A single VirtualService is used for sidecars inside the mesh as
     * well as for one or more gateways. The selection condition imposed by this
     * field can be overridden using the source field in the match conditions
     * of protocol-specific routes. The reserved word `mesh` is used to imply
     * all the sidecars in the mesh. When this field is omitted, the default
     * gateway (`mesh`) will be used, which would apply the rule to all
     * sidecars in the mesh. If a list of gateway names is provided, the
     * rules will apply only to the gateways. To apply the rules to both
     * gateways and sidecars, specify `mesh` as one of the gateway names.
     * 
     *
     * repeated string gateways = 2;
     * @param index The index of the element to return.
     * @return The gateways at the given index.
     */
    public java.lang.String getGateways(int index) {
      return gateways_.get(index);
    }
    /**
     *      * The names of gateways and sidecars that should apply these routes.
     * Gateways in other namespaces may be referred to by
     * `<gateway namespace>/<gateway name>`; specifying a gateway with no
     * namespace qualifier is the same as specifying the VirtualService's
     * namespace. A single VirtualService is used for sidecars inside the mesh as
     * well as for one or more gateways. The selection condition imposed by this
     * field can be overridden using the source field in the match conditions
     * of protocol-specific routes. The reserved word `mesh` is used to imply
     * all the sidecars in the mesh. When this field is omitted, the default
     * gateway (`mesh`) will be used, which would apply the rule to all
     * sidecars in the mesh. If a list of gateway names is provided, the
     * rules will apply only to the gateways. To apply the rules to both
     * gateways and sidecars, specify `mesh` as one of the gateway names.
     * 
     *
     * repeated string gateways = 2;
     * @param index The index of the value to return.
     * @return The bytes of the gateways at the given index.
     */
    public com.google.protobuf.ByteString
        getGatewaysBytes(int index) {
      return gateways_.getByteString(index);
    }

    public static final int HTTP_FIELD_NUMBER = 3;
    private java.util.List http_;
    /**
     *      * An ordered list of route rules for HTTP traffic. HTTP routes will be
     * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
     * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
     * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
     * an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
     */
    @java.lang.Override
    public java.util.List getHttpList() {
      return http_;
    }
    /**
     *      * An ordered list of route rules for HTTP traffic. HTTP routes will be
     * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
     * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
     * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
     * an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
     */
    @java.lang.Override
    public java.util.List 
        getHttpOrBuilderList() {
      return http_;
    }
    /**
     *      * An ordered list of route rules for HTTP traffic. HTTP routes will be
     * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
     * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
     * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
     * an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
     */
    @java.lang.Override
    public int getHttpCount() {
      return http_.size();
    }
    /**
     *      * An ordered list of route rules for HTTP traffic. HTTP routes will be
     * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
     * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
     * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
     * an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute getHttp(int index) {
      return http_.get(index);
    }
    /**
     *      * An ordered list of route rules for HTTP traffic. HTTP routes will be
     * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
     * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
     * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
     * an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteOrBuilder getHttpOrBuilder(
        int index) {
      return http_.get(index);
    }

    public static final int TLS_FIELD_NUMBER = 5;
    private java.util.List tls_;
    /**
     *      * An ordered list of route rule for non-terminated TLS & HTTPS
     * traffic. Routing is typically performed using the SNI value presented
     * by the ClientHello message. TLS routes will be applied to platform
     * service ports named 'https-*', 'tls-*', unterminated gateway ports using
     * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
     * entry ports using HTTPS/TLS protocols.  The first rule matching an
     * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
     * without associated virtual service will be treated as opaque TCP
     * traffic.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
     */
    @java.lang.Override
    public java.util.List getTlsList() {
      return tls_;
    }
    /**
     *      * An ordered list of route rule for non-terminated TLS & HTTPS
     * traffic. Routing is typically performed using the SNI value presented
     * by the ClientHello message. TLS routes will be applied to platform
     * service ports named 'https-*', 'tls-*', unterminated gateway ports using
     * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
     * entry ports using HTTPS/TLS protocols.  The first rule matching an
     * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
     * without associated virtual service will be treated as opaque TCP
     * traffic.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
     */
    @java.lang.Override
    public java.util.List 
        getTlsOrBuilderList() {
      return tls_;
    }
    /**
     *      * An ordered list of route rule for non-terminated TLS & HTTPS
     * traffic. Routing is typically performed using the SNI value presented
     * by the ClientHello message. TLS routes will be applied to platform
     * service ports named 'https-*', 'tls-*', unterminated gateway ports using
     * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
     * entry ports using HTTPS/TLS protocols.  The first rule matching an
     * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
     * without associated virtual service will be treated as opaque TCP
     * traffic.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
     */
    @java.lang.Override
    public int getTlsCount() {
      return tls_.size();
    }
    /**
     *      * An ordered list of route rule for non-terminated TLS & HTTPS
     * traffic. Routing is typically performed using the SNI value presented
     * by the ClientHello message. TLS routes will be applied to platform
     * service ports named 'https-*', 'tls-*', unterminated gateway ports using
     * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
     * entry ports using HTTPS/TLS protocols.  The first rule matching an
     * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
     * without associated virtual service will be treated as opaque TCP
     * traffic.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute getTls(int index) {
      return tls_.get(index);
    }
    /**
     *      * An ordered list of route rule for non-terminated TLS & HTTPS
     * traffic. Routing is typically performed using the SNI value presented
     * by the ClientHello message. TLS routes will be applied to platform
     * service ports named 'https-*', 'tls-*', unterminated gateway ports using
     * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
     * entry ports using HTTPS/TLS protocols.  The first rule matching an
     * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
     * without associated virtual service will be treated as opaque TCP
     * traffic.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRouteOrBuilder getTlsOrBuilder(
        int index) {
      return tls_.get(index);
    }

    public static final int TCP_FIELD_NUMBER = 4;
    private java.util.List tcp_;
    /**
     *      * An ordered list of route rules for opaque TCP traffic. TCP routes will
     * be applied to any port that is not a HTTP or TLS port. The first rule
     * matching an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
     */
    @java.lang.Override
    public java.util.List getTcpList() {
      return tcp_;
    }
    /**
     *      * An ordered list of route rules for opaque TCP traffic. TCP routes will
     * be applied to any port that is not a HTTP or TLS port. The first rule
     * matching an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
     */
    @java.lang.Override
    public java.util.List 
        getTcpOrBuilderList() {
      return tcp_;
    }
    /**
     *      * An ordered list of route rules for opaque TCP traffic. TCP routes will
     * be applied to any port that is not a HTTP or TLS port. The first rule
     * matching an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
     */
    @java.lang.Override
    public int getTcpCount() {
      return tcp_.size();
    }
    /**
     *      * An ordered list of route rules for opaque TCP traffic. TCP routes will
     * be applied to any port that is not a HTTP or TLS port. The first rule
     * matching an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute getTcp(int index) {
      return tcp_.get(index);
    }
    /**
     *      * An ordered list of route rules for opaque TCP traffic. TCP routes will
     * be applied to any port that is not a HTTP or TLS port. The first rule
     * matching an incoming request is used.
     * 
     *
     * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRouteOrBuilder getTcpOrBuilder(
        int index) {
      return tcp_.get(index);
    }

    public static final int EXPORT_TO_FIELD_NUMBER = 6;
    private com.google.protobuf.LazyStringList exportTo_;
    /**
     *      * A list of namespaces to which this virtual service is exported. Exporting a
     * virtual service allows it to be used by sidecars and gateways defined in
     * other namespaces. This feature provides a mechanism for service owners
     * and mesh administrators to control the visibility of virtual services
     * across namespace boundaries.
     * If no namespaces are specified then the virtual service is exported to all
     * namespaces by default.
     * The value "." is reserved and defines an export to the same namespace that
     * the virtual service is declared in. Similarly the value "*" is reserved and
     * defines an export to all namespaces.
     * NOTE: in the current release, the `exportTo` value is restricted to
     * "." or "*" (i.e., the current namespace or all namespaces).
     * 
     *
     * repeated string export_to = 6;
     * @return A list containing the exportTo.
     */
    public com.google.protobuf.ProtocolStringList
        getExportToList() {
      return exportTo_;
    }
    /**
     *      * A list of namespaces to which this virtual service is exported. Exporting a
     * virtual service allows it to be used by sidecars and gateways defined in
     * other namespaces. This feature provides a mechanism for service owners
     * and mesh administrators to control the visibility of virtual services
     * across namespace boundaries.
     * If no namespaces are specified then the virtual service is exported to all
     * namespaces by default.
     * The value "." is reserved and defines an export to the same namespace that
     * the virtual service is declared in. Similarly the value "*" is reserved and
     * defines an export to all namespaces.
     * NOTE: in the current release, the `exportTo` value is restricted to
     * "." or "*" (i.e., the current namespace or all namespaces).
     * 
     *
     * repeated string export_to = 6;
     * @return The count of exportTo.
     */
    public int getExportToCount() {
      return exportTo_.size();
    }
    /**
     *      * A list of namespaces to which this virtual service is exported. Exporting a
     * virtual service allows it to be used by sidecars and gateways defined in
     * other namespaces. This feature provides a mechanism for service owners
     * and mesh administrators to control the visibility of virtual services
     * across namespace boundaries.
     * If no namespaces are specified then the virtual service is exported to all
     * namespaces by default.
     * The value "." is reserved and defines an export to the same namespace that
     * the virtual service is declared in. Similarly the value "*" is reserved and
     * defines an export to all namespaces.
     * NOTE: in the current release, the `exportTo` value is restricted to
     * "." or "*" (i.e., the current namespace or all namespaces).
     * 
     *
     * repeated string export_to = 6;
     * @param index The index of the element to return.
     * @return The exportTo at the given index.
     */
    public java.lang.String getExportTo(int index) {
      return exportTo_.get(index);
    }
    /**
     *      * A list of namespaces to which this virtual service is exported. Exporting a
     * virtual service allows it to be used by sidecars and gateways defined in
     * other namespaces. This feature provides a mechanism for service owners
     * and mesh administrators to control the visibility of virtual services
     * across namespace boundaries.
     * If no namespaces are specified then the virtual service is exported to all
     * namespaces by default.
     * The value "." is reserved and defines an export to the same namespace that
     * the virtual service is declared in. Similarly the value "*" is reserved and
     * defines an export to all namespaces.
     * NOTE: in the current release, the `exportTo` value is restricted to
     * "." or "*" (i.e., the current namespace or all namespaces).
     * 
     *
     * repeated string export_to = 6;
     * @param index The index of the value to return.
     * @return The bytes of the exportTo at the given index.
     */
    public com.google.protobuf.ByteString
        getExportToBytes(int index) {
      return exportTo_.getByteString(index);
    }

    private byte memoizedIsInitialized = -1;
    @java.lang.Override
    public final boolean isInitialized() {
      byte isInitialized = memoizedIsInitialized;
      if (isInitialized == 1) return true;
      if (isInitialized == 0) return false;

      memoizedIsInitialized = 1;
      return true;
    }

    @java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output)
                        throws java.io.IOException {
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        com.google.protobuf.GeneratedMessageV3.writeString(output, 1, hosts_.getRaw(i));
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      for (int i = 0; i < gateways_.size(); i++) {
        com.google.protobuf.GeneratedMessageV3.writeString(output, 2, gateways_.getRaw(i));
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      for (int i = 0; i < tcp_.size(); i++) {
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      for (int i = 0; i < tls_.size(); i++) {
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      for (int i = 0; i < exportTo_.size(); i++) {
        com.google.protobuf.GeneratedMessageV3.writeString(output, 6, exportTo_.getRaw(i));
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      unknownFields.writeTo(output);
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    @java.lang.Override
    public int getSerializedSize() {
      int size = memoizedSize;
      if (size != -1) return size;

      size = 0;
      {
        int dataSize = 0;
        for (int i = 0; i < hosts_.size(); i++) {
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        size += dataSize;
        size += 1 * getHostsList().size();
      }
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        int dataSize = 0;
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          dataSize += computeStringSizeNoTag(gateways_.getRaw(i));
        }
        size += dataSize;
        size += 1 * getGatewaysList().size();
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        int dataSize = 0;
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        size += dataSize;
        size += 1 * getExportToList().size();
      }
      size += unknownFields.getSerializedSize();
      memoizedSize = size;
      return size;
    }

    @java.lang.Override
    public boolean equals(final java.lang.Object obj) {
      if (obj == this) {
       return true;
      }
      if (!(obj instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService)) {
        return super.equals(obj);
      }
      istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService other = (istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService) obj;

      if (!getHostsList()
          .equals(other.getHostsList())) return false;
      if (!getGatewaysList()
          .equals(other.getGatewaysList())) return false;
      if (!getHttpList()
          .equals(other.getHttpList())) return false;
      if (!getTlsList()
          .equals(other.getTlsList())) return false;
      if (!getTcpList()
          .equals(other.getTcpList())) return false;
      if (!getExportToList()
          .equals(other.getExportToList())) return false;
      if (!unknownFields.equals(other.unknownFields)) return false;
      return true;
    }

    @java.lang.Override
    public int hashCode() {
      if (memoizedHashCode != 0) {
        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      if (getHostsCount() > 0) {
        hash = (37 * hash) + HOSTS_FIELD_NUMBER;
        hash = (53 * hash) + getHostsList().hashCode();
      }
      if (getGatewaysCount() > 0) {
        hash = (37 * hash) + GATEWAYS_FIELD_NUMBER;
        hash = (53 * hash) + getGatewaysList().hashCode();
      }
      if (getHttpCount() > 0) {
        hash = (37 * hash) + HTTP_FIELD_NUMBER;
        hash = (53 * hash) + getHttpList().hashCode();
      }
      if (getTlsCount() > 0) {
        hash = (37 * hash) + TLS_FIELD_NUMBER;
        hash = (53 * hash) + getTlsList().hashCode();
      }
      if (getTcpCount() > 0) {
        hash = (37 * hash) + TCP_FIELD_NUMBER;
        hash = (53 * hash) + getTcpList().hashCode();
      }
      if (getExportToCount() > 0) {
        hash = (37 * hash) + EXPORT_TO_FIELD_NUMBER;
        hash = (53 * hash) + getExportToList().hashCode();
      }
      hash = (29 * hash) + unknownFields.hashCode();
      memoizedHashCode = hash;
      return hash;
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseFrom(
        java.nio.ByteBuffer data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseFrom(
        java.nio.ByteBuffer data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseFrom(
        com.google.protobuf.ByteString data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseFrom(byte[] data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseFrom(
        byte[] data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseFrom(java.io.InputStream input)
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      return com.google.protobuf.GeneratedMessageV3
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseFrom(
        java.io.InputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input, extensionRegistry);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseDelimitedFrom(java.io.InputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseDelimitedWithIOException(PARSER, input);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseDelimitedFrom(
        java.io.InputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseFrom(
        com.google.protobuf.CodedInputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parseFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input, extensionRegistry);
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    @java.lang.Override
    public Builder newBuilderForType() { return newBuilder(); }
    public static Builder newBuilder() {
      return DEFAULT_INSTANCE.toBuilder();
    }
    public static Builder newBuilder(istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService prototype) {
      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
    }
    @java.lang.Override
    public Builder toBuilder() {
      return this == DEFAULT_INSTANCE
          ? new Builder() : new Builder().mergeFrom(this);
    }

    @java.lang.Override
    protected Builder newBuilderForType(
        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
      Builder builder = new Builder(parent);
      return builder;
    }
    /**
     *      * Configuration affecting traffic routing.
     * <!-- crd generation tags
     * +cue-gen:VirtualService:groupName:networking.istio.io
     * +cue-gen:VirtualService:version:v1alpha3
     * +cue-gen:VirtualService:storageVersion
     * +cue-gen:VirtualService:annotations:helm.sh/resource-policy=keep
     * +cue-gen:VirtualService:labels:app=istio-pilot,chart=istio,heritage=Tiller,release=istio
     * +cue-gen:VirtualService:subresource:status
     * +cue-gen:VirtualService:scope:Namespaced
     * +cue-gen:VirtualService:resource:categories=istio-io,networking-istio-io,shortNames=vs
     * +cue-gen:VirtualService:printerColumn:name=Gateways,type=string,JSONPath=.spec.gateways,description="The names of gateways and sidecars 
     * that should apply these routes"
     * +cue-gen:VirtualService:printerColumn:name=Hosts,type=string,JSONPath=.spec.hosts,description="The destination hosts to which traffic is being sent"
     * +cue-gen:VirtualService:printerColumn:name=Age,type=date,JSONPath=.metadata.creationTimestamp,description="CreationTimestamp is a timestamp 
     * representing the server time when this object was created. It is not guaranteed to be set in happens-before order across separate operations. 
     * Clients may not set this value. It is represented in RFC3339 form and is in UTC.
     * Populated by the system. Read-only. Null for lists. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata"
     * +cue-gen:VirtualService:preserveUnknownFields:false
     * -->
     * <!-- go code generation tags
     * +kubetype-gen
     * +kubetype-gen:groupVersion=networking.istio.io/v1alpha3
     * +genclient
     * +k8s:deepcopy-gen=true
     * -->
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.VirtualService}
     */
    public static final class Builder extends
        com.google.protobuf.GeneratedMessageV3.Builder implements
        // @@protoc_insertion_point(builder_implements:istio.networking.v1alpha3.VirtualService)
        istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualServiceOrBuilder {
      public static final com.google.protobuf.Descriptors.Descriptor
          getDescriptor() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_VirtualService_descriptor;
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      // Construct using istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService.newBuilder()
      private Builder() {
        maybeForceBuilderInitialization();
      }

      private Builder(
          com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
        super(parent);
        maybeForceBuilderInitialization();
      }
      private void maybeForceBuilderInitialization() {
        if (com.google.protobuf.GeneratedMessageV3
                .alwaysUseFieldBuilders) {
          getHttpFieldBuilder();
          getTlsFieldBuilder();
          getTcpFieldBuilder();
        }
      }
      @java.lang.Override
      public Builder clear() {
        super.clear();
        hosts_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000001);
        gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000002);
        if (httpBuilder_ == null) {
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          bitField0_ = (bitField0_ & ~0x00000004);
        } else {
          httpBuilder_.clear();
        }
        if (tlsBuilder_ == null) {
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          bitField0_ = (bitField0_ & ~0x00000008);
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          tlsBuilder_.clear();
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        if (tcpBuilder_ == null) {
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        }
        exportTo_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000020);
        return this;
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      @java.lang.Override
      public com.google.protobuf.Descriptors.Descriptor
          getDescriptorForType() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_VirtualService_descriptor;
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService getDefaultInstanceForType() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService.getDefaultInstance();
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService build() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService result = buildPartial();
        if (!result.isInitialized()) {
          throw newUninitializedMessageException(result);
        }
        return result;
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService buildPartial() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService result = new istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService(this);
        int from_bitField0_ = bitField0_;
        if (((bitField0_ & 0x00000001) != 0)) {
          hosts_ = hosts_.getUnmodifiableView();
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        }
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        } else {
          result.http_ = httpBuilder_.build();
        }
        if (tlsBuilder_ == null) {
          if (((bitField0_ & 0x00000008) != 0)) {
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            bitField0_ = (bitField0_ & ~0x00000008);
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        } else {
          result.tls_ = tlsBuilder_.build();
        }
        if (tcpBuilder_ == null) {
          if (((bitField0_ & 0x00000010) != 0)) {
            tcp_ = java.util.Collections.unmodifiableList(tcp_);
            bitField0_ = (bitField0_ & ~0x00000010);
          }
          result.tcp_ = tcp_;
        } else {
          result.tcp_ = tcpBuilder_.build();
        }
        if (((bitField0_ & 0x00000020) != 0)) {
          exportTo_ = exportTo_.getUnmodifiableView();
          bitField0_ = (bitField0_ & ~0x00000020);
        }
        result.exportTo_ = exportTo_;
        onBuilt();
        return result;
      }

      @java.lang.Override
      public Builder clone() {
        return super.clone();
      }
      @java.lang.Override
      public Builder setField(
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      @java.lang.Override
      public Builder clearOneof(
          com.google.protobuf.Descriptors.OneofDescriptor oneof) {
        return super.clearOneof(oneof);
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      @java.lang.Override
      public Builder setRepeatedField(
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      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService) {
          return mergeFrom((istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService)other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService other) {
        if (other == istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService.getDefaultInstance()) return this;
        if (!other.hosts_.isEmpty()) {
          if (hosts_.isEmpty()) {
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          } else {
            ensureHostsIsMutable();
            hosts_.addAll(other.hosts_);
          }
          onChanged();
        }
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          onChanged();
        }
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            } else {
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            }
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          }
        } else {
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              http_ = other.http_;
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        } else {
          if (!other.tls_.isEmpty()) {
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        if (!other.exportTo_.isEmpty()) {
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        onChanged();
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      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService) e.getUnfinishedMessage();
          throw e.unwrapIOException();
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          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }
      private int bitField0_;

      private com.google.protobuf.LazyStringList hosts_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureHostsIsMutable() {
        if (!((bitField0_ & 0x00000001) != 0)) {
          hosts_ = new com.google.protobuf.LazyStringArrayList(hosts_);
          bitField0_ |= 0x00000001;
         }
      }
      /**
       *        * The destination hosts to which traffic is being sent. Could
       * be a DNS name with wildcard prefix or an IP address.  Depending on the
       * platform, short-names can also be used instead of a FQDN (i.e. has no
       * dots in the name). In such a scenario, the FQDN of the host would be
       * derived based on the underlying platform.
       * A single VirtualService can be used to describe all the traffic
       * properties of the corresponding hosts, including those for multiple
       * HTTP and TCP ports. Alternatively, the traffic properties of a host
       * can be defined using more than one VirtualService, with certain
       * caveats. Refer to the
       * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
       * for details.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews" will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. _To avoid
       * potential misconfigurations, it is recommended to always use fully
       * qualified domain names over short names._
       * The hosts field applies to both HTTP and TCP services. Service inside
       * the mesh, i.e., those found in the service registry, must always be
       * referred to using their alphanumeric names. IP addresses are allowed
       * only for services defined via the Gateway.
       * *Note*: It must be empty for a delegate VirtualService.
       * 
       *
       * repeated string hosts = 1;
       * @return A list containing the hosts.
       */
      public com.google.protobuf.ProtocolStringList
          getHostsList() {
        return hosts_.getUnmodifiableView();
      }
      /**
       *        * The destination hosts to which traffic is being sent. Could
       * be a DNS name with wildcard prefix or an IP address.  Depending on the
       * platform, short-names can also be used instead of a FQDN (i.e. has no
       * dots in the name). In such a scenario, the FQDN of the host would be
       * derived based on the underlying platform.
       * A single VirtualService can be used to describe all the traffic
       * properties of the corresponding hosts, including those for multiple
       * HTTP and TCP ports. Alternatively, the traffic properties of a host
       * can be defined using more than one VirtualService, with certain
       * caveats. Refer to the
       * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
       * for details.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews" will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. _To avoid
       * potential misconfigurations, it is recommended to always use fully
       * qualified domain names over short names._
       * The hosts field applies to both HTTP and TCP services. Service inside
       * the mesh, i.e., those found in the service registry, must always be
       * referred to using their alphanumeric names. IP addresses are allowed
       * only for services defined via the Gateway.
       * *Note*: It must be empty for a delegate VirtualService.
       * 
       *
       * repeated string hosts = 1;
       * @return The count of hosts.
       */
      public int getHostsCount() {
        return hosts_.size();
      }
      /**
       *        * The destination hosts to which traffic is being sent. Could
       * be a DNS name with wildcard prefix or an IP address.  Depending on the
       * platform, short-names can also be used instead of a FQDN (i.e. has no
       * dots in the name). In such a scenario, the FQDN of the host would be
       * derived based on the underlying platform.
       * A single VirtualService can be used to describe all the traffic
       * properties of the corresponding hosts, including those for multiple
       * HTTP and TCP ports. Alternatively, the traffic properties of a host
       * can be defined using more than one VirtualService, with certain
       * caveats. Refer to the
       * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
       * for details.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews" will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. _To avoid
       * potential misconfigurations, it is recommended to always use fully
       * qualified domain names over short names._
       * The hosts field applies to both HTTP and TCP services. Service inside
       * the mesh, i.e., those found in the service registry, must always be
       * referred to using their alphanumeric names. IP addresses are allowed
       * only for services defined via the Gateway.
       * *Note*: It must be empty for a delegate VirtualService.
       * 
       *
       * repeated string hosts = 1;
       * @param index The index of the element to return.
       * @return The hosts at the given index.
       */
      public java.lang.String getHosts(int index) {
        return hosts_.get(index);
      }
      /**
       *        * The destination hosts to which traffic is being sent. Could
       * be a DNS name with wildcard prefix or an IP address.  Depending on the
       * platform, short-names can also be used instead of a FQDN (i.e. has no
       * dots in the name). In such a scenario, the FQDN of the host would be
       * derived based on the underlying platform.
       * A single VirtualService can be used to describe all the traffic
       * properties of the corresponding hosts, including those for multiple
       * HTTP and TCP ports. Alternatively, the traffic properties of a host
       * can be defined using more than one VirtualService, with certain
       * caveats. Refer to the
       * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
       * for details.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews" will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. _To avoid
       * potential misconfigurations, it is recommended to always use fully
       * qualified domain names over short names._
       * The hosts field applies to both HTTP and TCP services. Service inside
       * the mesh, i.e., those found in the service registry, must always be
       * referred to using their alphanumeric names. IP addresses are allowed
       * only for services defined via the Gateway.
       * *Note*: It must be empty for a delegate VirtualService.
       * 
       *
       * repeated string hosts = 1;
       * @param index The index of the value to return.
       * @return The bytes of the hosts at the given index.
       */
      public com.google.protobuf.ByteString
          getHostsBytes(int index) {
        return hosts_.getByteString(index);
      }
      /**
       *        * The destination hosts to which traffic is being sent. Could
       * be a DNS name with wildcard prefix or an IP address.  Depending on the
       * platform, short-names can also be used instead of a FQDN (i.e. has no
       * dots in the name). In such a scenario, the FQDN of the host would be
       * derived based on the underlying platform.
       * A single VirtualService can be used to describe all the traffic
       * properties of the corresponding hosts, including those for multiple
       * HTTP and TCP ports. Alternatively, the traffic properties of a host
       * can be defined using more than one VirtualService, with certain
       * caveats. Refer to the
       * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
       * for details.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews" will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. _To avoid
       * potential misconfigurations, it is recommended to always use fully
       * qualified domain names over short names._
       * The hosts field applies to both HTTP and TCP services. Service inside
       * the mesh, i.e., those found in the service registry, must always be
       * referred to using their alphanumeric names. IP addresses are allowed
       * only for services defined via the Gateway.
       * *Note*: It must be empty for a delegate VirtualService.
       * 
       *
       * repeated string hosts = 1;
       * @param index The index to set the value at.
       * @param value The hosts to set.
       * @return This builder for chaining.
       */
      public Builder setHosts(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureHostsIsMutable();
        hosts_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * The destination hosts to which traffic is being sent. Could
       * be a DNS name with wildcard prefix or an IP address.  Depending on the
       * platform, short-names can also be used instead of a FQDN (i.e. has no
       * dots in the name). In such a scenario, the FQDN of the host would be
       * derived based on the underlying platform.
       * A single VirtualService can be used to describe all the traffic
       * properties of the corresponding hosts, including those for multiple
       * HTTP and TCP ports. Alternatively, the traffic properties of a host
       * can be defined using more than one VirtualService, with certain
       * caveats. Refer to the
       * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
       * for details.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews" will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. _To avoid
       * potential misconfigurations, it is recommended to always use fully
       * qualified domain names over short names._
       * The hosts field applies to both HTTP and TCP services. Service inside
       * the mesh, i.e., those found in the service registry, must always be
       * referred to using their alphanumeric names. IP addresses are allowed
       * only for services defined via the Gateway.
       * *Note*: It must be empty for a delegate VirtualService.
       * 
       *
       * repeated string hosts = 1;
       * @param value The hosts to add.
       * @return This builder for chaining.
       */
      public Builder addHosts(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureHostsIsMutable();
        hosts_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * The destination hosts to which traffic is being sent. Could
       * be a DNS name with wildcard prefix or an IP address.  Depending on the
       * platform, short-names can also be used instead of a FQDN (i.e. has no
       * dots in the name). In such a scenario, the FQDN of the host would be
       * derived based on the underlying platform.
       * A single VirtualService can be used to describe all the traffic
       * properties of the corresponding hosts, including those for multiple
       * HTTP and TCP ports. Alternatively, the traffic properties of a host
       * can be defined using more than one VirtualService, with certain
       * caveats. Refer to the
       * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
       * for details.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews" will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. _To avoid
       * potential misconfigurations, it is recommended to always use fully
       * qualified domain names over short names._
       * The hosts field applies to both HTTP and TCP services. Service inside
       * the mesh, i.e., those found in the service registry, must always be
       * referred to using their alphanumeric names. IP addresses are allowed
       * only for services defined via the Gateway.
       * *Note*: It must be empty for a delegate VirtualService.
       * 
       *
       * repeated string hosts = 1;
       * @param values The hosts to add.
       * @return This builder for chaining.
       */
      public Builder addAllHosts(
          java.lang.Iterable values) {
        ensureHostsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, hosts_);
        onChanged();
        return this;
      }
      /**
       *        * The destination hosts to which traffic is being sent. Could
       * be a DNS name with wildcard prefix or an IP address.  Depending on the
       * platform, short-names can also be used instead of a FQDN (i.e. has no
       * dots in the name). In such a scenario, the FQDN of the host would be
       * derived based on the underlying platform.
       * A single VirtualService can be used to describe all the traffic
       * properties of the corresponding hosts, including those for multiple
       * HTTP and TCP ports. Alternatively, the traffic properties of a host
       * can be defined using more than one VirtualService, with certain
       * caveats. Refer to the
       * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
       * for details.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews" will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. _To avoid
       * potential misconfigurations, it is recommended to always use fully
       * qualified domain names over short names._
       * The hosts field applies to both HTTP and TCP services. Service inside
       * the mesh, i.e., those found in the service registry, must always be
       * referred to using their alphanumeric names. IP addresses are allowed
       * only for services defined via the Gateway.
       * *Note*: It must be empty for a delegate VirtualService.
       * 
       *
       * repeated string hosts = 1;
       * @return This builder for chaining.
       */
      public Builder clearHosts() {
        hosts_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000001);
        onChanged();
        return this;
      }
      /**
       *        * The destination hosts to which traffic is being sent. Could
       * be a DNS name with wildcard prefix or an IP address.  Depending on the
       * platform, short-names can also be used instead of a FQDN (i.e. has no
       * dots in the name). In such a scenario, the FQDN of the host would be
       * derived based on the underlying platform.
       * A single VirtualService can be used to describe all the traffic
       * properties of the corresponding hosts, including those for multiple
       * HTTP and TCP ports. Alternatively, the traffic properties of a host
       * can be defined using more than one VirtualService, with certain
       * caveats. Refer to the
       * [Operations Guide](https://istio.io/docs/ops/best-practices/traffic-management/#split-virtual-services)
       * for details.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews" will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. _To avoid
       * potential misconfigurations, it is recommended to always use fully
       * qualified domain names over short names._
       * The hosts field applies to both HTTP and TCP services. Service inside
       * the mesh, i.e., those found in the service registry, must always be
       * referred to using their alphanumeric names. IP addresses are allowed
       * only for services defined via the Gateway.
       * *Note*: It must be empty for a delegate VirtualService.
       * 
       *
       * repeated string hosts = 1;
       * @param value The bytes of the hosts to add.
       * @return This builder for chaining.
       */
      public Builder addHostsBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureHostsIsMutable();
        hosts_.add(value);
        onChanged();
        return this;
      }

      private com.google.protobuf.LazyStringList gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureGatewaysIsMutable() {
        if (!((bitField0_ & 0x00000002) != 0)) {
          gateways_ = new com.google.protobuf.LazyStringArrayList(gateways_);
          bitField0_ |= 0x00000002;
         }
      }
      /**
       *        * The names of gateways and sidecars that should apply these routes.
       * Gateways in other namespaces may be referred to by
       * `<gateway namespace>/<gateway name>`; specifying a gateway with no
       * namespace qualifier is the same as specifying the VirtualService's
       * namespace. A single VirtualService is used for sidecars inside the mesh as
       * well as for one or more gateways. The selection condition imposed by this
       * field can be overridden using the source field in the match conditions
       * of protocol-specific routes. The reserved word `mesh` is used to imply
       * all the sidecars in the mesh. When this field is omitted, the default
       * gateway (`mesh`) will be used, which would apply the rule to all
       * sidecars in the mesh. If a list of gateway names is provided, the
       * rules will apply only to the gateways. To apply the rules to both
       * gateways and sidecars, specify `mesh` as one of the gateway names.
       * 
       *
       * repeated string gateways = 2;
       * @return A list containing the gateways.
       */
      public com.google.protobuf.ProtocolStringList
          getGatewaysList() {
        return gateways_.getUnmodifiableView();
      }
      /**
       *        * The names of gateways and sidecars that should apply these routes.
       * Gateways in other namespaces may be referred to by
       * `<gateway namespace>/<gateway name>`; specifying a gateway with no
       * namespace qualifier is the same as specifying the VirtualService's
       * namespace. A single VirtualService is used for sidecars inside the mesh as
       * well as for one or more gateways. The selection condition imposed by this
       * field can be overridden using the source field in the match conditions
       * of protocol-specific routes. The reserved word `mesh` is used to imply
       * all the sidecars in the mesh. When this field is omitted, the default
       * gateway (`mesh`) will be used, which would apply the rule to all
       * sidecars in the mesh. If a list of gateway names is provided, the
       * rules will apply only to the gateways. To apply the rules to both
       * gateways and sidecars, specify `mesh` as one of the gateway names.
       * 
       *
       * repeated string gateways = 2;
       * @return The count of gateways.
       */
      public int getGatewaysCount() {
        return gateways_.size();
      }
      /**
       *        * The names of gateways and sidecars that should apply these routes.
       * Gateways in other namespaces may be referred to by
       * `<gateway namespace>/<gateway name>`; specifying a gateway with no
       * namespace qualifier is the same as specifying the VirtualService's
       * namespace. A single VirtualService is used for sidecars inside the mesh as
       * well as for one or more gateways. The selection condition imposed by this
       * field can be overridden using the source field in the match conditions
       * of protocol-specific routes. The reserved word `mesh` is used to imply
       * all the sidecars in the mesh. When this field is omitted, the default
       * gateway (`mesh`) will be used, which would apply the rule to all
       * sidecars in the mesh. If a list of gateway names is provided, the
       * rules will apply only to the gateways. To apply the rules to both
       * gateways and sidecars, specify `mesh` as one of the gateway names.
       * 
       *
       * repeated string gateways = 2;
       * @param index The index of the element to return.
       * @return The gateways at the given index.
       */
      public java.lang.String getGateways(int index) {
        return gateways_.get(index);
      }
      /**
       *        * The names of gateways and sidecars that should apply these routes.
       * Gateways in other namespaces may be referred to by
       * `<gateway namespace>/<gateway name>`; specifying a gateway with no
       * namespace qualifier is the same as specifying the VirtualService's
       * namespace. A single VirtualService is used for sidecars inside the mesh as
       * well as for one or more gateways. The selection condition imposed by this
       * field can be overridden using the source field in the match conditions
       * of protocol-specific routes. The reserved word `mesh` is used to imply
       * all the sidecars in the mesh. When this field is omitted, the default
       * gateway (`mesh`) will be used, which would apply the rule to all
       * sidecars in the mesh. If a list of gateway names is provided, the
       * rules will apply only to the gateways. To apply the rules to both
       * gateways and sidecars, specify `mesh` as one of the gateway names.
       * 
       *
       * repeated string gateways = 2;
       * @param index The index of the value to return.
       * @return The bytes of the gateways at the given index.
       */
      public com.google.protobuf.ByteString
          getGatewaysBytes(int index) {
        return gateways_.getByteString(index);
      }
      /**
       *        * The names of gateways and sidecars that should apply these routes.
       * Gateways in other namespaces may be referred to by
       * `<gateway namespace>/<gateway name>`; specifying a gateway with no
       * namespace qualifier is the same as specifying the VirtualService's
       * namespace. A single VirtualService is used for sidecars inside the mesh as
       * well as for one or more gateways. The selection condition imposed by this
       * field can be overridden using the source field in the match conditions
       * of protocol-specific routes. The reserved word `mesh` is used to imply
       * all the sidecars in the mesh. When this field is omitted, the default
       * gateway (`mesh`) will be used, which would apply the rule to all
       * sidecars in the mesh. If a list of gateway names is provided, the
       * rules will apply only to the gateways. To apply the rules to both
       * gateways and sidecars, specify `mesh` as one of the gateway names.
       * 
       *
       * repeated string gateways = 2;
       * @param index The index to set the value at.
       * @param value The gateways to set.
       * @return This builder for chaining.
       */
      public Builder setGateways(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureGatewaysIsMutable();
        gateways_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * The names of gateways and sidecars that should apply these routes.
       * Gateways in other namespaces may be referred to by
       * `<gateway namespace>/<gateway name>`; specifying a gateway with no
       * namespace qualifier is the same as specifying the VirtualService's
       * namespace. A single VirtualService is used for sidecars inside the mesh as
       * well as for one or more gateways. The selection condition imposed by this
       * field can be overridden using the source field in the match conditions
       * of protocol-specific routes. The reserved word `mesh` is used to imply
       * all the sidecars in the mesh. When this field is omitted, the default
       * gateway (`mesh`) will be used, which would apply the rule to all
       * sidecars in the mesh. If a list of gateway names is provided, the
       * rules will apply only to the gateways. To apply the rules to both
       * gateways and sidecars, specify `mesh` as one of the gateway names.
       * 
       *
       * repeated string gateways = 2;
       * @param value The gateways to add.
       * @return This builder for chaining.
       */
      public Builder addGateways(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureGatewaysIsMutable();
        gateways_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * The names of gateways and sidecars that should apply these routes.
       * Gateways in other namespaces may be referred to by
       * `<gateway namespace>/<gateway name>`; specifying a gateway with no
       * namespace qualifier is the same as specifying the VirtualService's
       * namespace. A single VirtualService is used for sidecars inside the mesh as
       * well as for one or more gateways. The selection condition imposed by this
       * field can be overridden using the source field in the match conditions
       * of protocol-specific routes. The reserved word `mesh` is used to imply
       * all the sidecars in the mesh. When this field is omitted, the default
       * gateway (`mesh`) will be used, which would apply the rule to all
       * sidecars in the mesh. If a list of gateway names is provided, the
       * rules will apply only to the gateways. To apply the rules to both
       * gateways and sidecars, specify `mesh` as one of the gateway names.
       * 
       *
       * repeated string gateways = 2;
       * @param values The gateways to add.
       * @return This builder for chaining.
       */
      public Builder addAllGateways(
          java.lang.Iterable values) {
        ensureGatewaysIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, gateways_);
        onChanged();
        return this;
      }
      /**
       *        * The names of gateways and sidecars that should apply these routes.
       * Gateways in other namespaces may be referred to by
       * `<gateway namespace>/<gateway name>`; specifying a gateway with no
       * namespace qualifier is the same as specifying the VirtualService's
       * namespace. A single VirtualService is used for sidecars inside the mesh as
       * well as for one or more gateways. The selection condition imposed by this
       * field can be overridden using the source field in the match conditions
       * of protocol-specific routes. The reserved word `mesh` is used to imply
       * all the sidecars in the mesh. When this field is omitted, the default
       * gateway (`mesh`) will be used, which would apply the rule to all
       * sidecars in the mesh. If a list of gateway names is provided, the
       * rules will apply only to the gateways. To apply the rules to both
       * gateways and sidecars, specify `mesh` as one of the gateway names.
       * 
       *
       * repeated string gateways = 2;
       * @return This builder for chaining.
       */
      public Builder clearGateways() {
        gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000002);
        onChanged();
        return this;
      }
      /**
       *        * The names of gateways and sidecars that should apply these routes.
       * Gateways in other namespaces may be referred to by
       * `<gateway namespace>/<gateway name>`; specifying a gateway with no
       * namespace qualifier is the same as specifying the VirtualService's
       * namespace. A single VirtualService is used for sidecars inside the mesh as
       * well as for one or more gateways. The selection condition imposed by this
       * field can be overridden using the source field in the match conditions
       * of protocol-specific routes. The reserved word `mesh` is used to imply
       * all the sidecars in the mesh. When this field is omitted, the default
       * gateway (`mesh`) will be used, which would apply the rule to all
       * sidecars in the mesh. If a list of gateway names is provided, the
       * rules will apply only to the gateways. To apply the rules to both
       * gateways and sidecars, specify `mesh` as one of the gateway names.
       * 
       *
       * repeated string gateways = 2;
       * @param value The bytes of the gateways to add.
       * @return This builder for chaining.
       */
      public Builder addGatewaysBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureGatewaysIsMutable();
        gateways_.add(value);
        onChanged();
        return this;
      }

      private java.util.List http_ =
        java.util.Collections.emptyList();
      private void ensureHttpIsMutable() {
        if (!((bitField0_ & 0x00000004) != 0)) {
          http_ = new java.util.ArrayList(http_);
          bitField0_ |= 0x00000004;
         }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteOrBuilder> httpBuilder_;

      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public java.util.List getHttpList() {
        if (httpBuilder_ == null) {
          return java.util.Collections.unmodifiableList(http_);
        } else {
          return httpBuilder_.getMessageList();
        }
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public int getHttpCount() {
        if (httpBuilder_ == null) {
          return http_.size();
        } else {
          return httpBuilder_.getCount();
        }
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute getHttp(int index) {
        if (httpBuilder_ == null) {
          return http_.get(index);
        } else {
          return httpBuilder_.getMessage(index);
        }
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public Builder setHttp(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute value) {
        if (httpBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureHttpIsMutable();
          http_.set(index, value);
          onChanged();
        } else {
          httpBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public Builder setHttp(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.Builder builderForValue) {
        if (httpBuilder_ == null) {
          ensureHttpIsMutable();
          http_.set(index, builderForValue.build());
          onChanged();
        } else {
          httpBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public Builder addHttp(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute value) {
        if (httpBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureHttpIsMutable();
          http_.add(value);
          onChanged();
        } else {
          httpBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public Builder addHttp(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute value) {
        if (httpBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureHttpIsMutable();
          http_.add(index, value);
          onChanged();
        } else {
          httpBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public Builder addHttp(
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.Builder builderForValue) {
        if (httpBuilder_ == null) {
          ensureHttpIsMutable();
          http_.add(builderForValue.build());
          onChanged();
        } else {
          httpBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public Builder addHttp(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.Builder builderForValue) {
        if (httpBuilder_ == null) {
          ensureHttpIsMutable();
          http_.add(index, builderForValue.build());
          onChanged();
        } else {
          httpBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public Builder addAllHttp(
          java.lang.Iterable values) {
        if (httpBuilder_ == null) {
          ensureHttpIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(
              values, http_);
          onChanged();
        } else {
          httpBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public Builder clearHttp() {
        if (httpBuilder_ == null) {
          http_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000004);
          onChanged();
        } else {
          httpBuilder_.clear();
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public Builder removeHttp(int index) {
        if (httpBuilder_ == null) {
          ensureHttpIsMutable();
          http_.remove(index);
          onChanged();
        } else {
          httpBuilder_.remove(index);
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.Builder getHttpBuilder(
          int index) {
        return getHttpFieldBuilder().getBuilder(index);
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteOrBuilder getHttpOrBuilder(
          int index) {
        if (httpBuilder_ == null) {
          return http_.get(index);  } else {
          return httpBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public java.util.List 
           getHttpOrBuilderList() {
        if (httpBuilder_ != null) {
          return httpBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(http_);
        }
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.Builder addHttpBuilder() {
        return getHttpFieldBuilder().addBuilder(
            istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.getDefaultInstance());
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.Builder addHttpBuilder(
          int index) {
        return getHttpFieldBuilder().addBuilder(
            index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.getDefaultInstance());
      }
      /**
       *        * An ordered list of route rules for HTTP traffic. HTTP routes will be
       * applied to platform service ports named 'http-*'/'http2-*'/'grpc-*', gateway
       * ports with protocol HTTP/HTTP2/GRPC/ TLS-terminated-HTTPS and service
       * entry ports using HTTP/HTTP2/GRPC protocols.  The first rule matching
       * an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRoute http = 3;
       */
      public java.util.List 
           getHttpBuilderList() {
        return getHttpFieldBuilder().getBuilderList();
      }
      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteOrBuilder> 
          getHttpFieldBuilder() {
        if (httpBuilder_ == null) {
          httpBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteOrBuilder>(
                  http_,
                  ((bitField0_ & 0x00000004) != 0),
                  getParentForChildren(),
                  isClean());
          http_ = null;
        }
        return httpBuilder_;
      }

      private java.util.List tls_ =
        java.util.Collections.emptyList();
      private void ensureTlsIsMutable() {
        if (!((bitField0_ & 0x00000008) != 0)) {
          tls_ = new java.util.ArrayList(tls_);
          bitField0_ |= 0x00000008;
         }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRouteOrBuilder> tlsBuilder_;

      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public java.util.List getTlsList() {
        if (tlsBuilder_ == null) {
          return java.util.Collections.unmodifiableList(tls_);
        } else {
          return tlsBuilder_.getMessageList();
        }
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public int getTlsCount() {
        if (tlsBuilder_ == null) {
          return tls_.size();
        } else {
          return tlsBuilder_.getCount();
        }
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute getTls(int index) {
        if (tlsBuilder_ == null) {
          return tls_.get(index);
        } else {
          return tlsBuilder_.getMessage(index);
        }
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public Builder setTls(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute value) {
        if (tlsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTlsIsMutable();
          tls_.set(index, value);
          onChanged();
        } else {
          tlsBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public Builder setTls(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.Builder builderForValue) {
        if (tlsBuilder_ == null) {
          ensureTlsIsMutable();
          tls_.set(index, builderForValue.build());
          onChanged();
        } else {
          tlsBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public Builder addTls(istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute value) {
        if (tlsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTlsIsMutable();
          tls_.add(value);
          onChanged();
        } else {
          tlsBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public Builder addTls(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute value) {
        if (tlsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTlsIsMutable();
          tls_.add(index, value);
          onChanged();
        } else {
          tlsBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public Builder addTls(
          istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.Builder builderForValue) {
        if (tlsBuilder_ == null) {
          ensureTlsIsMutable();
          tls_.add(builderForValue.build());
          onChanged();
        } else {
          tlsBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public Builder addTls(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.Builder builderForValue) {
        if (tlsBuilder_ == null) {
          ensureTlsIsMutable();
          tls_.add(index, builderForValue.build());
          onChanged();
        } else {
          tlsBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public Builder addAllTls(
          java.lang.Iterable values) {
        if (tlsBuilder_ == null) {
          ensureTlsIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(
              values, tls_);
          onChanged();
        } else {
          tlsBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public Builder clearTls() {
        if (tlsBuilder_ == null) {
          tls_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000008);
          onChanged();
        } else {
          tlsBuilder_.clear();
        }
        return this;
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public Builder removeTls(int index) {
        if (tlsBuilder_ == null) {
          ensureTlsIsMutable();
          tls_.remove(index);
          onChanged();
        } else {
          tlsBuilder_.remove(index);
        }
        return this;
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.Builder getTlsBuilder(
          int index) {
        return getTlsFieldBuilder().getBuilder(index);
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRouteOrBuilder getTlsOrBuilder(
          int index) {
        if (tlsBuilder_ == null) {
          return tls_.get(index);  } else {
          return tlsBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public java.util.List 
           getTlsOrBuilderList() {
        if (tlsBuilder_ != null) {
          return tlsBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(tls_);
        }
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.Builder addTlsBuilder() {
        return getTlsFieldBuilder().addBuilder(
            istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.getDefaultInstance());
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.Builder addTlsBuilder(
          int index) {
        return getTlsFieldBuilder().addBuilder(
            index, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.getDefaultInstance());
      }
      /**
       *        * An ordered list of route rule for non-terminated TLS & HTTPS
       * traffic. Routing is typically performed using the SNI value presented
       * by the ClientHello message. TLS routes will be applied to platform
       * service ports named 'https-*', 'tls-*', unterminated gateway ports using
       * HTTPS/TLS protocols (i.e. with "passthrough" TLS mode) and service
       * entry ports using HTTPS/TLS protocols.  The first rule matching an
       * incoming request is used.  NOTE: Traffic 'https-*' or 'tls-*' ports
       * without associated virtual service will be treated as opaque TCP
       * traffic.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSRoute tls = 5;
       */
      public java.util.List 
           getTlsBuilderList() {
        return getTlsFieldBuilder().getBuilderList();
      }
      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRouteOrBuilder> 
          getTlsFieldBuilder() {
        if (tlsBuilder_ == null) {
          tlsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRouteOrBuilder>(
                  tls_,
                  ((bitField0_ & 0x00000008) != 0),
                  getParentForChildren(),
                  isClean());
          tls_ = null;
        }
        return tlsBuilder_;
      }

      private java.util.List tcp_ =
        java.util.Collections.emptyList();
      private void ensureTcpIsMutable() {
        if (!((bitField0_ & 0x00000010) != 0)) {
          tcp_ = new java.util.ArrayList(tcp_);
          bitField0_ |= 0x00000010;
         }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRouteOrBuilder> tcpBuilder_;

      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public java.util.List getTcpList() {
        if (tcpBuilder_ == null) {
          return java.util.Collections.unmodifiableList(tcp_);
        } else {
          return tcpBuilder_.getMessageList();
        }
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public int getTcpCount() {
        if (tcpBuilder_ == null) {
          return tcp_.size();
        } else {
          return tcpBuilder_.getCount();
        }
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute getTcp(int index) {
        if (tcpBuilder_ == null) {
          return tcp_.get(index);
        } else {
          return tcpBuilder_.getMessage(index);
        }
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public Builder setTcp(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute value) {
        if (tcpBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTcpIsMutable();
          tcp_.set(index, value);
          onChanged();
        } else {
          tcpBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public Builder setTcp(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.Builder builderForValue) {
        if (tcpBuilder_ == null) {
          ensureTcpIsMutable();
          tcp_.set(index, builderForValue.build());
          onChanged();
        } else {
          tcpBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public Builder addTcp(istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute value) {
        if (tcpBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTcpIsMutable();
          tcp_.add(value);
          onChanged();
        } else {
          tcpBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public Builder addTcp(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute value) {
        if (tcpBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureTcpIsMutable();
          tcp_.add(index, value);
          onChanged();
        } else {
          tcpBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public Builder addTcp(
          istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.Builder builderForValue) {
        if (tcpBuilder_ == null) {
          ensureTcpIsMutable();
          tcp_.add(builderForValue.build());
          onChanged();
        } else {
          tcpBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public Builder addTcp(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.Builder builderForValue) {
        if (tcpBuilder_ == null) {
          ensureTcpIsMutable();
          tcp_.add(index, builderForValue.build());
          onChanged();
        } else {
          tcpBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public Builder addAllTcp(
          java.lang.Iterable values) {
        if (tcpBuilder_ == null) {
          ensureTcpIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(
              values, tcp_);
          onChanged();
        } else {
          tcpBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public Builder clearTcp() {
        if (tcpBuilder_ == null) {
          tcp_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000010);
          onChanged();
        } else {
          tcpBuilder_.clear();
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public Builder removeTcp(int index) {
        if (tcpBuilder_ == null) {
          ensureTcpIsMutable();
          tcp_.remove(index);
          onChanged();
        } else {
          tcpBuilder_.remove(index);
        }
        return this;
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.Builder getTcpBuilder(
          int index) {
        return getTcpFieldBuilder().getBuilder(index);
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRouteOrBuilder getTcpOrBuilder(
          int index) {
        if (tcpBuilder_ == null) {
          return tcp_.get(index);  } else {
          return tcpBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public java.util.List 
           getTcpOrBuilderList() {
        if (tcpBuilder_ != null) {
          return tcpBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(tcp_);
        }
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.Builder addTcpBuilder() {
        return getTcpFieldBuilder().addBuilder(
            istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.getDefaultInstance());
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.Builder addTcpBuilder(
          int index) {
        return getTcpFieldBuilder().addBuilder(
            index, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.getDefaultInstance());
      }
      /**
       *        * An ordered list of route rules for opaque TCP traffic. TCP routes will
       * be applied to any port that is not a HTTP or TLS port. The first rule
       * matching an incoming request is used.
       * 
       *
       * repeated .istio.networking.v1alpha3.TCPRoute tcp = 4;
       */
      public java.util.List 
           getTcpBuilderList() {
        return getTcpFieldBuilder().getBuilderList();
      }
      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRouteOrBuilder> 
          getTcpFieldBuilder() {
        if (tcpBuilder_ == null) {
          tcpBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRouteOrBuilder>(
                  tcp_,
                  ((bitField0_ & 0x00000010) != 0),
                  getParentForChildren(),
                  isClean());
          tcp_ = null;
        }
        return tcpBuilder_;
      }

      private com.google.protobuf.LazyStringList exportTo_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureExportToIsMutable() {
        if (!((bitField0_ & 0x00000020) != 0)) {
          exportTo_ = new com.google.protobuf.LazyStringArrayList(exportTo_);
          bitField0_ |= 0x00000020;
         }
      }
      /**
       *        * A list of namespaces to which this virtual service is exported. Exporting a
       * virtual service allows it to be used by sidecars and gateways defined in
       * other namespaces. This feature provides a mechanism for service owners
       * and mesh administrators to control the visibility of virtual services
       * across namespace boundaries.
       * If no namespaces are specified then the virtual service is exported to all
       * namespaces by default.
       * The value "." is reserved and defines an export to the same namespace that
       * the virtual service is declared in. Similarly the value "*" is reserved and
       * defines an export to all namespaces.
       * NOTE: in the current release, the `exportTo` value is restricted to
       * "." or "*" (i.e., the current namespace or all namespaces).
       * 
       *
       * repeated string export_to = 6;
       * @return A list containing the exportTo.
       */
      public com.google.protobuf.ProtocolStringList
          getExportToList() {
        return exportTo_.getUnmodifiableView();
      }
      /**
       *        * A list of namespaces to which this virtual service is exported. Exporting a
       * virtual service allows it to be used by sidecars and gateways defined in
       * other namespaces. This feature provides a mechanism for service owners
       * and mesh administrators to control the visibility of virtual services
       * across namespace boundaries.
       * If no namespaces are specified then the virtual service is exported to all
       * namespaces by default.
       * The value "." is reserved and defines an export to the same namespace that
       * the virtual service is declared in. Similarly the value "*" is reserved and
       * defines an export to all namespaces.
       * NOTE: in the current release, the `exportTo` value is restricted to
       * "." or "*" (i.e., the current namespace or all namespaces).
       * 
       *
       * repeated string export_to = 6;
       * @return The count of exportTo.
       */
      public int getExportToCount() {
        return exportTo_.size();
      }
      /**
       *        * A list of namespaces to which this virtual service is exported. Exporting a
       * virtual service allows it to be used by sidecars and gateways defined in
       * other namespaces. This feature provides a mechanism for service owners
       * and mesh administrators to control the visibility of virtual services
       * across namespace boundaries.
       * If no namespaces are specified then the virtual service is exported to all
       * namespaces by default.
       * The value "." is reserved and defines an export to the same namespace that
       * the virtual service is declared in. Similarly the value "*" is reserved and
       * defines an export to all namespaces.
       * NOTE: in the current release, the `exportTo` value is restricted to
       * "." or "*" (i.e., the current namespace or all namespaces).
       * 
       *
       * repeated string export_to = 6;
       * @param index The index of the element to return.
       * @return The exportTo at the given index.
       */
      public java.lang.String getExportTo(int index) {
        return exportTo_.get(index);
      }
      /**
       *        * A list of namespaces to which this virtual service is exported. Exporting a
       * virtual service allows it to be used by sidecars and gateways defined in
       * other namespaces. This feature provides a mechanism for service owners
       * and mesh administrators to control the visibility of virtual services
       * across namespace boundaries.
       * If no namespaces are specified then the virtual service is exported to all
       * namespaces by default.
       * The value "." is reserved and defines an export to the same namespace that
       * the virtual service is declared in. Similarly the value "*" is reserved and
       * defines an export to all namespaces.
       * NOTE: in the current release, the `exportTo` value is restricted to
       * "." or "*" (i.e., the current namespace or all namespaces).
       * 
       *
       * repeated string export_to = 6;
       * @param index The index of the value to return.
       * @return The bytes of the exportTo at the given index.
       */
      public com.google.protobuf.ByteString
          getExportToBytes(int index) {
        return exportTo_.getByteString(index);
      }
      /**
       *        * A list of namespaces to which this virtual service is exported. Exporting a
       * virtual service allows it to be used by sidecars and gateways defined in
       * other namespaces. This feature provides a mechanism for service owners
       * and mesh administrators to control the visibility of virtual services
       * across namespace boundaries.
       * If no namespaces are specified then the virtual service is exported to all
       * namespaces by default.
       * The value "." is reserved and defines an export to the same namespace that
       * the virtual service is declared in. Similarly the value "*" is reserved and
       * defines an export to all namespaces.
       * NOTE: in the current release, the `exportTo` value is restricted to
       * "." or "*" (i.e., the current namespace or all namespaces).
       * 
       *
       * repeated string export_to = 6;
       * @param index The index to set the value at.
       * @param value The exportTo to set.
       * @return This builder for chaining.
       */
      public Builder setExportTo(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureExportToIsMutable();
        exportTo_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * A list of namespaces to which this virtual service is exported. Exporting a
       * virtual service allows it to be used by sidecars and gateways defined in
       * other namespaces. This feature provides a mechanism for service owners
       * and mesh administrators to control the visibility of virtual services
       * across namespace boundaries.
       * If no namespaces are specified then the virtual service is exported to all
       * namespaces by default.
       * The value "." is reserved and defines an export to the same namespace that
       * the virtual service is declared in. Similarly the value "*" is reserved and
       * defines an export to all namespaces.
       * NOTE: in the current release, the `exportTo` value is restricted to
       * "." or "*" (i.e., the current namespace or all namespaces).
       * 
       *
       * repeated string export_to = 6;
       * @param value The exportTo to add.
       * @return This builder for chaining.
       */
      public Builder addExportTo(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureExportToIsMutable();
        exportTo_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * A list of namespaces to which this virtual service is exported. Exporting a
       * virtual service allows it to be used by sidecars and gateways defined in
       * other namespaces. This feature provides a mechanism for service owners
       * and mesh administrators to control the visibility of virtual services
       * across namespace boundaries.
       * If no namespaces are specified then the virtual service is exported to all
       * namespaces by default.
       * The value "." is reserved and defines an export to the same namespace that
       * the virtual service is declared in. Similarly the value "*" is reserved and
       * defines an export to all namespaces.
       * NOTE: in the current release, the `exportTo` value is restricted to
       * "." or "*" (i.e., the current namespace or all namespaces).
       * 
       *
       * repeated string export_to = 6;
       * @param values The exportTo to add.
       * @return This builder for chaining.
       */
      public Builder addAllExportTo(
          java.lang.Iterable values) {
        ensureExportToIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, exportTo_);
        onChanged();
        return this;
      }
      /**
       *        * A list of namespaces to which this virtual service is exported. Exporting a
       * virtual service allows it to be used by sidecars and gateways defined in
       * other namespaces. This feature provides a mechanism for service owners
       * and mesh administrators to control the visibility of virtual services
       * across namespace boundaries.
       * If no namespaces are specified then the virtual service is exported to all
       * namespaces by default.
       * The value "." is reserved and defines an export to the same namespace that
       * the virtual service is declared in. Similarly the value "*" is reserved and
       * defines an export to all namespaces.
       * NOTE: in the current release, the `exportTo` value is restricted to
       * "." or "*" (i.e., the current namespace or all namespaces).
       * 
       *
       * repeated string export_to = 6;
       * @return This builder for chaining.
       */
      public Builder clearExportTo() {
        exportTo_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000020);
        onChanged();
        return this;
      }
      /**
       *        * A list of namespaces to which this virtual service is exported. Exporting a
       * virtual service allows it to be used by sidecars and gateways defined in
       * other namespaces. This feature provides a mechanism for service owners
       * and mesh administrators to control the visibility of virtual services
       * across namespace boundaries.
       * If no namespaces are specified then the virtual service is exported to all
       * namespaces by default.
       * The value "." is reserved and defines an export to the same namespace that
       * the virtual service is declared in. Similarly the value "*" is reserved and
       * defines an export to all namespaces.
       * NOTE: in the current release, the `exportTo` value is restricted to
       * "." or "*" (i.e., the current namespace or all namespaces).
       * 
       *
       * repeated string export_to = 6;
       * @param value The bytes of the exportTo to add.
       * @return This builder for chaining.
       */
      public Builder addExportToBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureExportToIsMutable();
        exportTo_.add(value);
        onChanged();
        return this;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.VirtualService)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.VirtualService)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public VirtualService parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new VirtualService(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.VirtualService getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface DestinationOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.Destination)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * The name of a service from the service registry. Service
     * names are looked up from the platform's service registry (e.g.,
     * Kubernetes services, Consul services, etc.) and from the hosts
     * declared by [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry). Traffic forwarded to
     * destinations that are not found in either of the two, will be dropped.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. To avoid
     * potential misconfiguration, it is recommended to always use fully
     * qualified domain names over short names.
     * 
     *
     * string host = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return The host.
     */
    java.lang.String getHost();
    /**
     *      * The name of a service from the service registry. Service
     * names are looked up from the platform's service registry (e.g.,
     * Kubernetes services, Consul services, etc.) and from the hosts
     * declared by [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry). Traffic forwarded to
     * destinations that are not found in either of the two, will be dropped.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. To avoid
     * potential misconfiguration, it is recommended to always use fully
     * qualified domain names over short names.
     * 
     *
     * string host = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return The bytes for host.
     */
    com.google.protobuf.ByteString
        getHostBytes();

    /**
     *      * The name of a subset within the service. Applicable only to services
     * within the mesh. The subset must be defined in a corresponding
     * DestinationRule.
     * 
     *
     * string subset = 2;
     * @return The subset.
     */
    java.lang.String getSubset();
    /**
     *      * The name of a subset within the service. Applicable only to services
     * within the mesh. The subset must be defined in a corresponding
     * DestinationRule.
     * 
     *
     * string subset = 2;
     * @return The bytes for subset.
     */
    com.google.protobuf.ByteString
        getSubsetBytes();

    /**
     *      * Specifies the port on the host that is being addressed. If a service
     * exposes only a single port it is not required to explicitly select the
     * port.
     * 
     *
     * .istio.networking.v1alpha3.PortSelector port = 3;
     * @return Whether the port field is set.
     */
    boolean hasPort();
    /**
     *      * Specifies the port on the host that is being addressed. If a service
     * exposes only a single port it is not required to explicitly select the
     * port.
     * 
     *
     * .istio.networking.v1alpha3.PortSelector port = 3;
     * @return The port.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector getPort();
    /**
     *      * Specifies the port on the host that is being addressed. If a service
     * exposes only a single port it is not required to explicitly select the
     * port.
     * 
     *
     * .istio.networking.v1alpha3.PortSelector port = 3;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelectorOrBuilder getPortOrBuilder();
  }
  /**
   *    * Destination indicates the network addressable service to which the
   * request/connection will be sent after processing a routing rule. The
   * destination.host should unambiguously refer to a service in the service
   * registry. Istio's service registry is composed of all the services found
   * in the platform's service registry (e.g., Kubernetes services, Consul
   * services), as well as services declared through the
   * [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry) resource.
   * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
   * instead of "reviews.default.svc.cluster.local"), Istio will interpret
   * the short name based on the namespace of the rule, not the service. A
   * rule in the "default" namespace containing a host "reviews will be
   * interpreted as "reviews.default.svc.cluster.local", irrespective of the
   * actual namespace associated with the reviews service. _To avoid potential
   * misconfigurations, it is recommended to always use fully qualified
   * domain names over short names._
   * The following Kubernetes example routes all traffic by default to pods
   * of the reviews service with label "version: v1" (i.e., subset v1), and
   * some to subset v2, in a Kubernetes environment.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: reviews-route
   *   namespace: foo
   * spec:
   *   hosts:
   *   - reviews # interpreted as reviews.foo.svc.cluster.local
   *   http:
   *   - match:
   *     - uri:
   *         prefix: "/wpcatalog"
   *     - uri:
   *         prefix: "/consumercatalog"
   *     rewrite:
   *       uri: "/newcatalog"
   *     route:
   *     - destination:
   *         host: reviews # interpreted as reviews.foo.svc.cluster.local
   *         subset: v2
   *   - route:
   *     - destination:
   *         host: reviews # interpreted as reviews.foo.svc.cluster.local
   *         subset: v1
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: reviews-route
   *   namespace: foo
   * spec:
   *   hosts:
   *   - reviews # interpreted as reviews.foo.svc.cluster.local
   *   http:
   *   - match:
   *     - uri:
   *         prefix: "/wpcatalog"
   *     - uri:
   *         prefix: "/consumercatalog"
   *     rewrite:
   *       uri: "/newcatalog"
   *     route:
   *     - destination:
   *         host: reviews # interpreted as reviews.foo.svc.cluster.local
   *         subset: v2
   *   - route:
   *     - destination:
   *         host: reviews # interpreted as reviews.foo.svc.cluster.local
   *         subset: v1
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * And the associated DestinationRule
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: DestinationRule
   * metadata:
   *   name: reviews-destination
   *   namespace: foo
   * spec:
   *   host: reviews # interpreted as reviews.foo.svc.cluster.local
   *   subsets:
   *   - name: v1
   *     labels:
   *       version: v1
   *   - name: v2
   *     labels:
   *       version: v2
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: DestinationRule
   * metadata:
   *   name: reviews-destination
   *   namespace: foo
   * spec:
   *   host: reviews # interpreted as reviews.foo.svc.cluster.local
   *   subsets:
   *   - name: v1
   *     labels:
   *       version: v1
   *   - name: v2
   *     labels:
   *       version: v2
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * The following VirtualService sets a timeout of 5s for all calls to
   * productpage.prod.svc.cluster.local service in Kubernetes. Notice that
   * there are no subsets defined in this rule. Istio will fetch all
   * instances of productpage.prod.svc.cluster.local service from the service
   * registry and populate the sidecar's load balancing pool. Also, notice
   * that this rule is set in the istio-system namespace but uses the fully
   * qualified domain name of the productpage service,
   * productpage.prod.svc.cluster.local. Therefore the rule's namespace does
   * not have an impact in resolving the name of the productpage service.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: my-productpage-rule
   *   namespace: istio-system
   * spec:
   *   hosts:
   *   - productpage.prod.svc.cluster.local # ignores rule namespace
   *   http:
   *   - timeout: 5s
   *     route:
   *     - destination:
   *         host: productpage.prod.svc.cluster.local
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: my-productpage-rule
   *   namespace: istio-system
   * spec:
   *   hosts:
   *   - productpage.prod.svc.cluster.local # ignores rule namespace
   *   http:
   *   - timeout: 5s
   *     route:
   *     - destination:
   *         host: productpage.prod.svc.cluster.local
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * To control routing for traffic bound to services outside the mesh, external
   * services must first be added to Istio's internal service registry using the
   * ServiceEntry resource. VirtualServices can then be defined to control traffic
   * bound to these external services. For example, the following rules define a
   * Service for wikipedia.org and set a timeout of 5s for HTTP requests.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: ServiceEntry
   * metadata:
   *   name: external-svc-wikipedia
   * spec:
   *   hosts:
   *   - wikipedia.org
   *   location: MESH_EXTERNAL
   *   ports:
   *   - number: 80
   *     name: example-http
   *     protocol: HTTP
   *   resolution: DNS
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: my-wiki-rule
   * spec:
   *   hosts:
   *   - wikipedia.org
   *   http:
   *   - timeout: 5s
   *     route:
   *     - destination:
   *         host: wikipedia.org
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: ServiceEntry
   * metadata:
   *   name: external-svc-wikipedia
   * spec:
   *   hosts:
   *   - wikipedia.org
   *   location: MESH_EXTERNAL
   *   ports:
   *   - number: 80
   *     name: example-http
   *     protocol: HTTP
   *   resolution: DNS
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: my-wiki-rule
   * spec:
   *   hosts:
   *   - wikipedia.org
   *   http:
   *   - timeout: 5s
   *     route:
   *     - destination:
   *         host: wikipedia.org
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.Destination}
   */
  public static final class Destination extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.Destination)
      DestinationOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use Destination.newBuilder() to construct.
    private Destination(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private Destination() {
      host_ = "";
      subset_ = "";
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new Destination();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
    getUnknownFields() {
      return this.unknownFields;
    }
    private Destination(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      this();
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
          com.google.protobuf.UnknownFieldSet.newBuilder();
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10: {
              java.lang.String s = input.readStringRequireUtf8();

              host_ = s;
              break;
            }
            case 18: {
              java.lang.String s = input.readStringRequireUtf8();

              subset_ = s;
              break;
            }
            case 26: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.Builder subBuilder = null;
              if (port_ != null) {
                subBuilder = port_.toBuilder();
              }
              port_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(port_);
                port_ = subBuilder.buildPartial();
              }

              break;
            }
            default: {
              if (!parseUnknownField(
                  input, unknownFields, extensionRegistry, tag)) {
                done = true;
              }
              break;
            }
          }
        }
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(this);
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(
            e).setUnfinishedMessage(this);
      } finally {
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_Destination_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_Destination_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.class, istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder.class);
    }

    public static final int HOST_FIELD_NUMBER = 1;
    private volatile java.lang.Object host_;
    /**
     *      * The name of a service from the service registry. Service
     * names are looked up from the platform's service registry (e.g.,
     * Kubernetes services, Consul services, etc.) and from the hosts
     * declared by [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry). Traffic forwarded to
     * destinations that are not found in either of the two, will be dropped.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. To avoid
     * potential misconfiguration, it is recommended to always use fully
     * qualified domain names over short names.
     * 
     *
     * string host = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return The host.
     */
    @java.lang.Override
    public java.lang.String getHost() {
      java.lang.Object ref = host_;
      if (ref instanceof java.lang.String) {
        return (java.lang.String) ref;
      } else {
        com.google.protobuf.ByteString bs = 
            (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        host_ = s;
        return s;
      }
    }
    /**
     *      * The name of a service from the service registry. Service
     * names are looked up from the platform's service registry (e.g.,
     * Kubernetes services, Consul services, etc.) and from the hosts
     * declared by [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry). Traffic forwarded to
     * destinations that are not found in either of the two, will be dropped.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of
     * the actual namespace associated with the reviews service. To avoid
     * potential misconfiguration, it is recommended to always use fully
     * qualified domain names over short names.
     * 
     *
     * string host = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return The bytes for host.
     */
    @java.lang.Override
    public com.google.protobuf.ByteString
        getHostBytes() {
      java.lang.Object ref = host_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
                (java.lang.String) ref);
        host_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }

    public static final int SUBSET_FIELD_NUMBER = 2;
    private volatile java.lang.Object subset_;
    /**
     *      * The name of a subset within the service. Applicable only to services
     * within the mesh. The subset must be defined in a corresponding
     * DestinationRule.
     * 
     *
     * string subset = 2;
     * @return The subset.
     */
    @java.lang.Override
    public java.lang.String getSubset() {
      java.lang.Object ref = subset_;
      if (ref instanceof java.lang.String) {
        return (java.lang.String) ref;
      } else {
        com.google.protobuf.ByteString bs = 
            (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        subset_ = s;
        return s;
      }
    }
    /**
     *      * The name of a subset within the service. Applicable only to services
     * within the mesh. The subset must be defined in a corresponding
     * DestinationRule.
     * 
     *
     * string subset = 2;
     * @return The bytes for subset.
     */
    @java.lang.Override
    public com.google.protobuf.ByteString
        getSubsetBytes() {
      java.lang.Object ref = subset_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
                (java.lang.String) ref);
        subset_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }

    public static final int PORT_FIELD_NUMBER = 3;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector port_;
    /**
     *      * Specifies the port on the host that is being addressed. If a service
     * exposes only a single port it is not required to explicitly select the
     * port.
     * 
     *
     * .istio.networking.v1alpha3.PortSelector port = 3;
     * @return Whether the port field is set.
     */
    @java.lang.Override
    public boolean hasPort() {
      return port_ != null;
    }
    /**
     *      * Specifies the port on the host that is being addressed. If a service
     * exposes only a single port it is not required to explicitly select the
     * port.
     * 
     *
     * .istio.networking.v1alpha3.PortSelector port = 3;
     * @return The port.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector getPort() {
      return port_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.getDefaultInstance() : port_;
    }
    /**
     *      * Specifies the port on the host that is being addressed. If a service
     * exposes only a single port it is not required to explicitly select the
     * port.
     * 
     *
     * .istio.networking.v1alpha3.PortSelector port = 3;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelectorOrBuilder getPortOrBuilder() {
      return getPort();
    }

    private byte memoizedIsInitialized = -1;
    @java.lang.Override
    public final boolean isInitialized() {
      byte isInitialized = memoizedIsInitialized;
      if (isInitialized == 1) return true;
      if (isInitialized == 0) return false;

      memoizedIsInitialized = 1;
      return true;
    }

    @java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output)
                        throws java.io.IOException {
      if (!getHostBytes().isEmpty()) {
        com.google.protobuf.GeneratedMessageV3.writeString(output, 1, host_);
      }
      if (!getSubsetBytes().isEmpty()) {
        com.google.protobuf.GeneratedMessageV3.writeString(output, 2, subset_);
      }
      if (port_ != null) {
        output.writeMessage(3, getPort());
      }
      unknownFields.writeTo(output);
    }

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    /**
     *      * Destination indicates the network addressable service to which the
     * request/connection will be sent after processing a routing rule. The
     * destination.host should unambiguously refer to a service in the service
     * registry. Istio's service registry is composed of all the services found
     * in the platform's service registry (e.g., Kubernetes services, Consul
     * services), as well as services declared through the
     * [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry) resource.
     * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
     * instead of "reviews.default.svc.cluster.local"), Istio will interpret
     * the short name based on the namespace of the rule, not the service. A
     * rule in the "default" namespace containing a host "reviews will be
     * interpreted as "reviews.default.svc.cluster.local", irrespective of the
     * actual namespace associated with the reviews service. _To avoid potential
     * misconfigurations, it is recommended to always use fully qualified
     * domain names over short names._
     * The following Kubernetes example routes all traffic by default to pods
     * of the reviews service with label "version: v1" (i.e., subset v1), and
     * some to subset v2, in a Kubernetes environment.
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: reviews-route
     *   namespace: foo
     * spec:
     *   hosts:
     *   - reviews # interpreted as reviews.foo.svc.cluster.local
     *   http:
     *   - match:
     *     - uri:
     *         prefix: "/wpcatalog"
     *     - uri:
     *         prefix: "/consumercatalog"
     *     rewrite:
     *       uri: "/newcatalog"
     *     route:
     *     - destination:
     *         host: reviews # interpreted as reviews.foo.svc.cluster.local
     *         subset: v2
     *   - route:
     *     - destination:
     *         host: reviews # interpreted as reviews.foo.svc.cluster.local
     *         subset: v1
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: reviews-route
     *   namespace: foo
     * spec:
     *   hosts:
     *   - reviews # interpreted as reviews.foo.svc.cluster.local
     *   http:
     *   - match:
     *     - uri:
     *         prefix: "/wpcatalog"
     *     - uri:
     *         prefix: "/consumercatalog"
     *     rewrite:
     *       uri: "/newcatalog"
     *     route:
     *     - destination:
     *         host: reviews # interpreted as reviews.foo.svc.cluster.local
     *         subset: v2
     *   - route:
     *     - destination:
     *         host: reviews # interpreted as reviews.foo.svc.cluster.local
     *         subset: v1
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * And the associated DestinationRule
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: DestinationRule
     * metadata:
     *   name: reviews-destination
     *   namespace: foo
     * spec:
     *   host: reviews # interpreted as reviews.foo.svc.cluster.local
     *   subsets:
     *   - name: v1
     *     labels:
     *       version: v1
     *   - name: v2
     *     labels:
     *       version: v2
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: DestinationRule
     * metadata:
     *   name: reviews-destination
     *   namespace: foo
     * spec:
     *   host: reviews # interpreted as reviews.foo.svc.cluster.local
     *   subsets:
     *   - name: v1
     *     labels:
     *       version: v1
     *   - name: v2
     *     labels:
     *       version: v2
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * The following VirtualService sets a timeout of 5s for all calls to
     * productpage.prod.svc.cluster.local service in Kubernetes. Notice that
     * there are no subsets defined in this rule. Istio will fetch all
     * instances of productpage.prod.svc.cluster.local service from the service
     * registry and populate the sidecar's load balancing pool. Also, notice
     * that this rule is set in the istio-system namespace but uses the fully
     * qualified domain name of the productpage service,
     * productpage.prod.svc.cluster.local. Therefore the rule's namespace does
     * not have an impact in resolving the name of the productpage service.
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: my-productpage-rule
     *   namespace: istio-system
     * spec:
     *   hosts:
     *   - productpage.prod.svc.cluster.local # ignores rule namespace
     *   http:
     *   - timeout: 5s
     *     route:
     *     - destination:
     *         host: productpage.prod.svc.cluster.local
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: my-productpage-rule
     *   namespace: istio-system
     * spec:
     *   hosts:
     *   - productpage.prod.svc.cluster.local # ignores rule namespace
     *   http:
     *   - timeout: 5s
     *     route:
     *     - destination:
     *         host: productpage.prod.svc.cluster.local
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * To control routing for traffic bound to services outside the mesh, external
     * services must first be added to Istio's internal service registry using the
     * ServiceEntry resource. VirtualServices can then be defined to control traffic
     * bound to these external services. For example, the following rules define a
     * Service for wikipedia.org and set a timeout of 5s for HTTP requests.
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: ServiceEntry
     * metadata:
     *   name: external-svc-wikipedia
     * spec:
     *   hosts:
     *   - wikipedia.org
     *   location: MESH_EXTERNAL
     *   ports:
     *   - number: 80
     *     name: example-http
     *     protocol: HTTP
     *   resolution: DNS
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: my-wiki-rule
     * spec:
     *   hosts:
     *   - wikipedia.org
     *   http:
     *   - timeout: 5s
     *     route:
     *     - destination:
     *         host: wikipedia.org
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: ServiceEntry
     * metadata:
     *   name: external-svc-wikipedia
     * spec:
     *   hosts:
     *   - wikipedia.org
     *   location: MESH_EXTERNAL
     *   ports:
     *   - number: 80
     *     name: example-http
     *     protocol: HTTP
     *   resolution: DNS
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: my-wiki-rule
     * spec:
     *   hosts:
     *   - wikipedia.org
     *   http:
     *   - timeout: 5s
     *     route:
     *     - destination:
     *         host: wikipedia.org
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.Destination}
     */
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      private java.lang.Object host_ = "";
      /**
       *        * The name of a service from the service registry. Service
       * names are looked up from the platform's service registry (e.g.,
       * Kubernetes services, Consul services, etc.) and from the hosts
       * declared by [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry). Traffic forwarded to
       * destinations that are not found in either of the two, will be dropped.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. To avoid
       * potential misconfiguration, it is recommended to always use fully
       * qualified domain names over short names.
       * 
       *
       * string host = 1 [(.google.api.field_behavior) = REQUIRED];
       * @return The host.
       */
      public java.lang.String getHost() {
        java.lang.Object ref = host_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
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          host_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * The name of a service from the service registry. Service
       * names are looked up from the platform's service registry (e.g.,
       * Kubernetes services, Consul services, etc.) and from the hosts
       * declared by [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry). Traffic forwarded to
       * destinations that are not found in either of the two, will be dropped.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. To avoid
       * potential misconfiguration, it is recommended to always use fully
       * qualified domain names over short names.
       * 
       *
       * string host = 1 [(.google.api.field_behavior) = REQUIRED];
       * @return The bytes for host.
       */
      public com.google.protobuf.ByteString
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        java.lang.Object ref = host_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
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                  (java.lang.String) ref);
          host_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * The name of a service from the service registry. Service
       * names are looked up from the platform's service registry (e.g.,
       * Kubernetes services, Consul services, etc.) and from the hosts
       * declared by [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry). Traffic forwarded to
       * destinations that are not found in either of the two, will be dropped.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. To avoid
       * potential misconfiguration, it is recommended to always use fully
       * qualified domain names over short names.
       * 
       *
       * string host = 1 [(.google.api.field_behavior) = REQUIRED];
       * @param value The host to set.
       * @return This builder for chaining.
       */
      public Builder setHost(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        host_ = value;
        onChanged();
        return this;
      }
      /**
       *        * The name of a service from the service registry. Service
       * names are looked up from the platform's service registry (e.g.,
       * Kubernetes services, Consul services, etc.) and from the hosts
       * declared by [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry). Traffic forwarded to
       * destinations that are not found in either of the two, will be dropped.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. To avoid
       * potential misconfiguration, it is recommended to always use fully
       * qualified domain names over short names.
       * 
       *
       * string host = 1 [(.google.api.field_behavior) = REQUIRED];
       * @return This builder for chaining.
       */
      public Builder clearHost() {
        
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        onChanged();
        return this;
      }
      /**
       *        * The name of a service from the service registry. Service
       * names are looked up from the platform's service registry (e.g.,
       * Kubernetes services, Consul services, etc.) and from the hosts
       * declared by [ServiceEntry](https://istio.io/docs/reference/config/networking/service-entry/#ServiceEntry). Traffic forwarded to
       * destinations that are not found in either of the two, will be dropped.
       * *Note for Kubernetes users*: When short names are used (e.g. "reviews"
       * instead of "reviews.default.svc.cluster.local"), Istio will interpret
       * the short name based on the namespace of the rule, not the service. A
       * rule in the "default" namespace containing a host "reviews will be
       * interpreted as "reviews.default.svc.cluster.local", irrespective of
       * the actual namespace associated with the reviews service. To avoid
       * potential misconfiguration, it is recommended to always use fully
       * qualified domain names over short names.
       * 
       *
       * string host = 1 [(.google.api.field_behavior) = REQUIRED];
       * @param value The bytes for host to set.
       * @return This builder for chaining.
       */
      public Builder setHostBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        host_ = value;
        onChanged();
        return this;
      }

      private java.lang.Object subset_ = "";
      /**
       *        * The name of a subset within the service. Applicable only to services
       * within the mesh. The subset must be defined in a corresponding
       * DestinationRule.
       * 
       *
       * string subset = 2;
       * @return The subset.
       */
      public java.lang.String getSubset() {
        java.lang.Object ref = subset_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          subset_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * The name of a subset within the service. Applicable only to services
       * within the mesh. The subset must be defined in a corresponding
       * DestinationRule.
       * 
       *
       * string subset = 2;
       * @return The bytes for subset.
       */
      public com.google.protobuf.ByteString
          getSubsetBytes() {
        java.lang.Object ref = subset_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          subset_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * The name of a subset within the service. Applicable only to services
       * within the mesh. The subset must be defined in a corresponding
       * DestinationRule.
       * 
       *
       * string subset = 2;
       * @param value The subset to set.
       * @return This builder for chaining.
       */
      public Builder setSubset(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        subset_ = value;
        onChanged();
        return this;
      }
      /**
       *        * The name of a subset within the service. Applicable only to services
       * within the mesh. The subset must be defined in a corresponding
       * DestinationRule.
       * 
       *
       * string subset = 2;
       * @return This builder for chaining.
       */
      public Builder clearSubset() {
        
        subset_ = getDefaultInstance().getSubset();
        onChanged();
        return this;
      }
      /**
       *        * The name of a subset within the service. Applicable only to services
       * within the mesh. The subset must be defined in a corresponding
       * DestinationRule.
       * 
       *
       * string subset = 2;
       * @param value The bytes for subset to set.
       * @return This builder for chaining.
       */
      public Builder setSubsetBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        subset_ = value;
        onChanged();
        return this;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector port_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector, istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelectorOrBuilder> portBuilder_;
      /**
       *        * Specifies the port on the host that is being addressed. If a service
       * exposes only a single port it is not required to explicitly select the
       * port.
       * 
       *
       * .istio.networking.v1alpha3.PortSelector port = 3;
       * @return Whether the port field is set.
       */
      public boolean hasPort() {
        return portBuilder_ != null || port_ != null;
      }
      /**
       *        * Specifies the port on the host that is being addressed. If a service
       * exposes only a single port it is not required to explicitly select the
       * port.
       * 
       *
       * .istio.networking.v1alpha3.PortSelector port = 3;
       * @return The port.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector getPort() {
        if (portBuilder_ == null) {
          return port_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.getDefaultInstance() : port_;
        } else {
          return portBuilder_.getMessage();
        }
      }
      /**
       *        * Specifies the port on the host that is being addressed. If a service
       * exposes only a single port it is not required to explicitly select the
       * port.
       * 
       *
       * .istio.networking.v1alpha3.PortSelector port = 3;
       */
      public Builder setPort(istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector value) {
        if (portBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          port_ = value;
          onChanged();
        } else {
          portBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Specifies the port on the host that is being addressed. If a service
       * exposes only a single port it is not required to explicitly select the
       * port.
       * 
       *
       * .istio.networking.v1alpha3.PortSelector port = 3;
       */
      public Builder setPort(
          istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.Builder builderForValue) {
        if (portBuilder_ == null) {
          port_ = builderForValue.build();
          onChanged();
        } else {
          portBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Specifies the port on the host that is being addressed. If a service
       * exposes only a single port it is not required to explicitly select the
       * port.
       * 
       *
       * .istio.networking.v1alpha3.PortSelector port = 3;
       */
      public Builder mergePort(istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector value) {
        if (portBuilder_ == null) {
          if (port_ != null) {
            port_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.newBuilder(port_).mergeFrom(value).buildPartial();
          } else {
            port_ = value;
          }
          onChanged();
        } else {
          portBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Specifies the port on the host that is being addressed. If a service
       * exposes only a single port it is not required to explicitly select the
       * port.
       * 
       *
       * .istio.networking.v1alpha3.PortSelector port = 3;
       */
      public Builder clearPort() {
        if (portBuilder_ == null) {
          port_ = null;
          onChanged();
        } else {
          port_ = null;
          portBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Specifies the port on the host that is being addressed. If a service
       * exposes only a single port it is not required to explicitly select the
       * port.
       * 
       *
       * .istio.networking.v1alpha3.PortSelector port = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.Builder getPortBuilder() {
        
        onChanged();
        return getPortFieldBuilder().getBuilder();
      }
      /**
       *        * Specifies the port on the host that is being addressed. If a service
       * exposes only a single port it is not required to explicitly select the
       * port.
       * 
       *
       * .istio.networking.v1alpha3.PortSelector port = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelectorOrBuilder getPortOrBuilder() {
        if (portBuilder_ != null) {
          return portBuilder_.getMessageOrBuilder();
        } else {
          return port_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.getDefaultInstance() : port_;
        }
      }
      /**
       *        * Specifies the port on the host that is being addressed. If a service
       * exposes only a single port it is not required to explicitly select the
       * port.
       * 
       *
       * .istio.networking.v1alpha3.PortSelector port = 3;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector, istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelectorOrBuilder> 
          getPortFieldBuilder() {
        if (portBuilder_ == null) {
          portBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector, istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelector.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PortSelectorOrBuilder>(
                  getPort(),
                  getParentForChildren(),
                  isClean());
          port_ = null;
        }
        return portBuilder_;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.Destination)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.Destination)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.Destination DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.Destination();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.Destination getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public Destination parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new Destination(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.Destination getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface HTTPRouteOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.HTTPRoute)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * The name assigned to the route for debugging purposes. The
     * route's name will be concatenated with the match's name and will
     * be logged in the access logs for requests matching this
     * route/match.
     * 
     *
     * string name = 17;
     * @return The name.
     */
    java.lang.String getName();
    /**
     *      * The name assigned to the route for debugging purposes. The
     * route's name will be concatenated with the match's name and will
     * be logged in the access logs for requests matching this
     * route/match.
     * 
     *
     * string name = 17;
     * @return The bytes for name.
     */
    com.google.protobuf.ByteString
        getNameBytes();

    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
     */
    java.util.List 
        getMatchList();
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest getMatch(int index);
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
     */
    int getMatchCount();
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
     */
    java.util.List 
        getMatchOrBuilderList();
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequestOrBuilder getMatchOrBuilder(
        int index);

    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. The
     * forwarding target can be one of several versions of a service (see
     * glossary in beginning of document). Weights associated with the
     * service version determine the proportion of traffic it receives.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
     */
    java.util.List 
        getRouteList();
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. The
     * forwarding target can be one of several versions of a service (see
     * glossary in beginning of document). Weights associated with the
     * service version determine the proportion of traffic it receives.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination getRoute(int index);
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. The
     * forwarding target can be one of several versions of a service (see
     * glossary in beginning of document). Weights associated with the
     * service version determine the proportion of traffic it receives.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
     */
    int getRouteCount();
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. The
     * forwarding target can be one of several versions of a service (see
     * glossary in beginning of document). Weights associated with the
     * service version determine the proportion of traffic it receives.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
     */
    java.util.List 
        getRouteOrBuilderList();
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. The
     * forwarding target can be one of several versions of a service (see
     * glossary in beginning of document). Weights associated with the
     * service version determine the proportion of traffic it receives.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestinationOrBuilder getRouteOrBuilder(
        int index);

    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. If
     * traffic passthrough option is specified in the rule,
     * route/redirect will be ignored. The redirect primitive can be used to
     * send a HTTP 301 redirect to a different URI or Authority.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
     * @return Whether the redirect field is set.
     */
    boolean hasRedirect();
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. If
     * traffic passthrough option is specified in the rule,
     * route/redirect will be ignored. The redirect primitive can be used to
     * send a HTTP 301 redirect to a different URI or Authority.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
     * @return The redirect.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect getRedirect();
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. If
     * traffic passthrough option is specified in the rule,
     * route/redirect will be ignored. The redirect primitive can be used to
     * send a HTTP 301 redirect to a different URI or Authority.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirectOrBuilder getRedirectOrBuilder();

    /**
     *      * Delegate is used to specify the particular VirtualService which
     * can be used to define delegate HTTPRoute.
     * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
     * delegate VirtualService will be merged with that in the current one.
     * **NOTE**:
     *    1. Only one level delegation is supported.
     *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
     *       otherwise there is a conflict and the HTTPRoute will not take effect.
     * 
     *
     * .istio.networking.v1alpha3.Delegate delegate = 20;
     * @return Whether the delegate field is set.
     */
    boolean hasDelegate();
    /**
     *      * Delegate is used to specify the particular VirtualService which
     * can be used to define delegate HTTPRoute.
     * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
     * delegate VirtualService will be merged with that in the current one.
     * **NOTE**:
     *    1. Only one level delegation is supported.
     *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
     *       otherwise there is a conflict and the HTTPRoute will not take effect.
     * 
     *
     * .istio.networking.v1alpha3.Delegate delegate = 20;
     * @return The delegate.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate getDelegate();
    /**
     *      * Delegate is used to specify the particular VirtualService which
     * can be used to define delegate HTTPRoute.
     * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
     * delegate VirtualService will be merged with that in the current one.
     * **NOTE**:
     *    1. Only one level delegation is supported.
     *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
     *       otherwise there is a conflict and the HTTPRoute will not take effect.
     * 
     *
     * .istio.networking.v1alpha3.Delegate delegate = 20;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.DelegateOrBuilder getDelegateOrBuilder();

    /**
     *      * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
     * Redirect primitive. Rewrite will be performed before forwarding.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
     * @return Whether the rewrite field is set.
     */
    boolean hasRewrite();
    /**
     *      * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
     * Redirect primitive. Rewrite will be performed before forwarding.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
     * @return The rewrite.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite getRewrite();
    /**
     *      * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
     * Redirect primitive. Rewrite will be performed before forwarding.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewriteOrBuilder getRewriteOrBuilder();

    /**
     *      * Timeout for HTTP requests, default is disabled.
     * 
     *
     * .google.protobuf.Duration timeout = 6;
     * @return Whether the timeout field is set.
     */
    boolean hasTimeout();
    /**
     *      * Timeout for HTTP requests, default is disabled.
     * 
     *
     * .google.protobuf.Duration timeout = 6;
     * @return The timeout.
     */
    com.google.protobuf.Duration getTimeout();
    /**
     *      * Timeout for HTTP requests, default is disabled.
     * 
     *
     * .google.protobuf.Duration timeout = 6;
     */
    com.google.protobuf.DurationOrBuilder getTimeoutOrBuilder();

    /**
     *      * Retry policy for HTTP requests.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRetry retries = 7;
     * @return Whether the retries field is set.
     */
    boolean hasRetries();
    /**
     *      * Retry policy for HTTP requests.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRetry retries = 7;
     * @return The retries.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry getRetries();
    /**
     *      * Retry policy for HTTP requests.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRetry retries = 7;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetryOrBuilder getRetriesOrBuilder();

    /**
     *      * Fault injection policy to apply on HTTP traffic at the client side.
     * Note that timeouts or retries will not be enabled when faults are
     * enabled on the client side.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
     * @return Whether the fault field is set.
     */
    boolean hasFault();
    /**
     *      * Fault injection policy to apply on HTTP traffic at the client side.
     * Note that timeouts or retries will not be enabled when faults are
     * enabled on the client side.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
     * @return The fault.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection getFault();
    /**
     *      * Fault injection policy to apply on HTTP traffic at the client side.
     * Note that timeouts or retries will not be enabled when faults are
     * enabled on the client side.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjectionOrBuilder getFaultOrBuilder();

    /**
     *      * Mirror HTTP traffic to a another destination in addition to forwarding
     * the requests to the intended destination. Mirrored traffic is on a
     * best effort basis where the sidecar/gateway will not wait for the
     * mirrored cluster to respond before returning the response from the
     * original destination.  Statistics will be generated for the mirrored
     * destination.
     * 
     *
     * .istio.networking.v1alpha3.Destination mirror = 9;
     * @return Whether the mirror field is set.
     */
    boolean hasMirror();
    /**
     *      * Mirror HTTP traffic to a another destination in addition to forwarding
     * the requests to the intended destination. Mirrored traffic is on a
     * best effort basis where the sidecar/gateway will not wait for the
     * mirrored cluster to respond before returning the response from the
     * original destination.  Statistics will be generated for the mirrored
     * destination.
     * 
     *
     * .istio.networking.v1alpha3.Destination mirror = 9;
     * @return The mirror.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Destination getMirror();
    /**
     *      * Mirror HTTP traffic to a another destination in addition to forwarding
     * the requests to the intended destination. Mirrored traffic is on a
     * best effort basis where the sidecar/gateway will not wait for the
     * mirrored cluster to respond before returning the response from the
     * original destination.  Statistics will be generated for the mirrored
     * destination.
     * 
     *
     * .istio.networking.v1alpha3.Destination mirror = 9;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder getMirrorOrBuilder();

    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * Use of integer `mirror_percent` value is deprecated. Use the
     * double `mirror_percentage` field instead
     * 
     *
     * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
     * @return Whether the mirrorPercent field is set.
     */
    @java.lang.Deprecated boolean hasMirrorPercent();
    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * Use of integer `mirror_percent` value is deprecated. Use the
     * double `mirror_percentage` field instead
     * 
     *
     * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
     * @return The mirrorPercent.
     */
    @java.lang.Deprecated com.google.protobuf.UInt32Value getMirrorPercent();
    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * Use of integer `mirror_percent` value is deprecated. Use the
     * double `mirror_percentage` field instead
     * 
     *
     * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
     */
    @java.lang.Deprecated com.google.protobuf.UInt32ValueOrBuilder getMirrorPercentOrBuilder();

    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * If this field is absent, all the traffic (100%) will be mirrored.
     * Max value is 100.
     * 
     *
     * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
     * @return Whether the mirrorPercentage field is set.
     */
    boolean hasMirrorPercentage();
    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * If this field is absent, all the traffic (100%) will be mirrored.
     * Max value is 100.
     * 
     *
     * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
     * @return The mirrorPercentage.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Percent getMirrorPercentage();
    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * If this field is absent, all the traffic (100%) will be mirrored.
     * Max value is 100.
     * 
     *
     * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder getMirrorPercentageOrBuilder();

    /**
     *      * Cross-Origin Resource Sharing policy (CORS). Refer to
     * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
     * for further details about cross origin resource sharing.
     * 
     *
     * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
     * @return Whether the corsPolicy field is set.
     */
    boolean hasCorsPolicy();
    /**
     *      * Cross-Origin Resource Sharing policy (CORS). Refer to
     * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
     * for further details about cross origin resource sharing.
     * 
     *
     * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
     * @return The corsPolicy.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy getCorsPolicy();
    /**
     *      * Cross-Origin Resource Sharing policy (CORS). Refer to
     * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
     * for further details about cross origin resource sharing.
     * 
     *
     * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicyOrBuilder getCorsPolicyOrBuilder();

    /**
     *      * Header manipulation rules
     * 
     *
     * .istio.networking.v1alpha3.Headers headers = 16;
     * @return Whether the headers field is set.
     */
    boolean hasHeaders();
    /**
     *      * Header manipulation rules
     * 
     *
     * .istio.networking.v1alpha3.Headers headers = 16;
     * @return The headers.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Headers getHeaders();
    /**
     *      * Header manipulation rules
     * 
     *
     * .istio.networking.v1alpha3.Headers headers = 16;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HeadersOrBuilder getHeadersOrBuilder();
  }
  /**
   *    * Describes match conditions and actions for routing HTTP/1.1, HTTP2, and
   * gRPC traffic. See VirtualService for usage examples.
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.HTTPRoute}
   */
  public static final class HTTPRoute extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.HTTPRoute)
      HTTPRouteOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use HTTPRoute.newBuilder() to construct.
    private HTTPRoute(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private HTTPRoute() {
      name_ = "";
      match_ = java.util.Collections.emptyList();
      route_ = java.util.Collections.emptyList();
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new HTTPRoute();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
    getUnknownFields() {
      return this.unknownFields;
    }
    private HTTPRoute(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      this();
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      int mutable_bitField0_ = 0;
      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
          com.google.protobuf.UnknownFieldSet.newBuilder();
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10: {
              if (!((mutable_bitField0_ & 0x00000001) != 0)) {
                match_ = new java.util.ArrayList();
                mutable_bitField0_ |= 0x00000001;
              }
              match_.add(
                  input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.parser(), extensionRegistry));
              break;
            }
            case 18: {
              if (!((mutable_bitField0_ & 0x00000002) != 0)) {
                route_ = new java.util.ArrayList();
                mutable_bitField0_ |= 0x00000002;
              }
              route_.add(
                  input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.parser(), extensionRegistry));
              break;
            }
            case 26: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.Builder subBuilder = null;
              if (redirect_ != null) {
                subBuilder = redirect_.toBuilder();
              }
              redirect_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(redirect_);
                redirect_ = subBuilder.buildPartial();
              }

              break;
            }
            case 34: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.Builder subBuilder = null;
              if (rewrite_ != null) {
                subBuilder = rewrite_.toBuilder();
              }
              rewrite_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(rewrite_);
                rewrite_ = subBuilder.buildPartial();
              }

              break;
            }
            case 50: {
              com.google.protobuf.Duration.Builder subBuilder = null;
              if (timeout_ != null) {
                subBuilder = timeout_.toBuilder();
              }
              timeout_ = input.readMessage(com.google.protobuf.Duration.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(timeout_);
                timeout_ = subBuilder.buildPartial();
              }

              break;
            }
            case 58: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.Builder subBuilder = null;
              if (retries_ != null) {
                subBuilder = retries_.toBuilder();
              }
              retries_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(retries_);
                retries_ = subBuilder.buildPartial();
              }

              break;
            }
            case 66: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Builder subBuilder = null;
              if (fault_ != null) {
                subBuilder = fault_.toBuilder();
              }
              fault_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(fault_);
                fault_ = subBuilder.buildPartial();
              }

              break;
            }
            case 74: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder subBuilder = null;
              if (mirror_ != null) {
                subBuilder = mirror_.toBuilder();
              }
              mirror_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(mirror_);
                mirror_ = subBuilder.buildPartial();
              }

              break;
            }
            case 82: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.Builder subBuilder = null;
              if (corsPolicy_ != null) {
                subBuilder = corsPolicy_.toBuilder();
              }
              corsPolicy_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(corsPolicy_);
                corsPolicy_ = subBuilder.buildPartial();
              }

              break;
            }
            case 130: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.Builder subBuilder = null;
              if (headers_ != null) {
                subBuilder = headers_.toBuilder();
              }
              headers_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(headers_);
                headers_ = subBuilder.buildPartial();
              }

              break;
            }
            case 138: {
              java.lang.String s = input.readStringRequireUtf8();

              name_ = s;
              break;
            }
            case 146: {
              com.google.protobuf.UInt32Value.Builder subBuilder = null;
              if (mirrorPercent_ != null) {
                subBuilder = mirrorPercent_.toBuilder();
              }
              mirrorPercent_ = input.readMessage(com.google.protobuf.UInt32Value.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(mirrorPercent_);
                mirrorPercent_ = subBuilder.buildPartial();
              }

              break;
            }
            case 154: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder subBuilder = null;
              if (mirrorPercentage_ != null) {
                subBuilder = mirrorPercentage_.toBuilder();
              }
              mirrorPercentage_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(mirrorPercentage_);
                mirrorPercentage_ = subBuilder.buildPartial();
              }

              break;
            }
            case 162: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.Builder subBuilder = null;
              if (delegate_ != null) {
                subBuilder = delegate_.toBuilder();
              }
              delegate_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(delegate_);
                delegate_ = subBuilder.buildPartial();
              }

              break;
            }
            default: {
              if (!parseUnknownField(
                  input, unknownFields, extensionRegistry, tag)) {
                done = true;
              }
              break;
            }
          }
        }
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(this);
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(
            e).setUnfinishedMessage(this);
      } finally {
        if (((mutable_bitField0_ & 0x00000001) != 0)) {
          match_ = java.util.Collections.unmodifiableList(match_);
        }
        if (((mutable_bitField0_ & 0x00000002) != 0)) {
          route_ = java.util.Collections.unmodifiableList(route_);
        }
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPRoute_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPRoute_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.class, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.Builder.class);
    }

    public static final int NAME_FIELD_NUMBER = 17;
    private volatile java.lang.Object name_;
    /**
     *      * The name assigned to the route for debugging purposes. The
     * route's name will be concatenated with the match's name and will
     * be logged in the access logs for requests matching this
     * route/match.
     * 
     *
     * string name = 17;
     * @return The name.
     */
    @java.lang.Override
    public java.lang.String getName() {
      java.lang.Object ref = name_;
      if (ref instanceof java.lang.String) {
        return (java.lang.String) ref;
      } else {
        com.google.protobuf.ByteString bs = 
            (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        name_ = s;
        return s;
      }
    }
    /**
     *      * The name assigned to the route for debugging purposes. The
     * route's name will be concatenated with the match's name and will
     * be logged in the access logs for requests matching this
     * route/match.
     * 
     *
     * string name = 17;
     * @return The bytes for name.
     */
    @java.lang.Override
    public com.google.protobuf.ByteString
        getNameBytes() {
      java.lang.Object ref = name_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
                (java.lang.String) ref);
        name_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }

    public static final int MATCH_FIELD_NUMBER = 1;
    private java.util.List match_;
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
     */
    @java.lang.Override
    public java.util.List getMatchList() {
      return match_;
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
     */
    @java.lang.Override
    public java.util.List 
        getMatchOrBuilderList() {
      return match_;
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
     */
    @java.lang.Override
    public int getMatchCount() {
      return match_.size();
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest getMatch(int index) {
      return match_.get(index);
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequestOrBuilder getMatchOrBuilder(
        int index) {
      return match_.get(index);
    }

    public static final int ROUTE_FIELD_NUMBER = 2;
    private java.util.List route_;
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. The
     * forwarding target can be one of several versions of a service (see
     * glossary in beginning of document). Weights associated with the
     * service version determine the proportion of traffic it receives.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
     */
    @java.lang.Override
    public java.util.List getRouteList() {
      return route_;
    }
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. The
     * forwarding target can be one of several versions of a service (see
     * glossary in beginning of document). Weights associated with the
     * service version determine the proportion of traffic it receives.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
     */
    @java.lang.Override
    public java.util.List 
        getRouteOrBuilderList() {
      return route_;
    }
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. The
     * forwarding target can be one of several versions of a service (see
     * glossary in beginning of document). Weights associated with the
     * service version determine the proportion of traffic it receives.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
     */
    @java.lang.Override
    public int getRouteCount() {
      return route_.size();
    }
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. The
     * forwarding target can be one of several versions of a service (see
     * glossary in beginning of document). Weights associated with the
     * service version determine the proportion of traffic it receives.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination getRoute(int index) {
      return route_.get(index);
    }
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. The
     * forwarding target can be one of several versions of a service (see
     * glossary in beginning of document). Weights associated with the
     * service version determine the proportion of traffic it receives.
     * 
     *
     * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestinationOrBuilder getRouteOrBuilder(
        int index) {
      return route_.get(index);
    }

    public static final int REDIRECT_FIELD_NUMBER = 3;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect redirect_;
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. If
     * traffic passthrough option is specified in the rule,
     * route/redirect will be ignored. The redirect primitive can be used to
     * send a HTTP 301 redirect to a different URI or Authority.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
     * @return Whether the redirect field is set.
     */
    @java.lang.Override
    public boolean hasRedirect() {
      return redirect_ != null;
    }
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. If
     * traffic passthrough option is specified in the rule,
     * route/redirect will be ignored. The redirect primitive can be used to
     * send a HTTP 301 redirect to a different URI or Authority.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
     * @return The redirect.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect getRedirect() {
      return redirect_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.getDefaultInstance() : redirect_;
    }
    /**
     *      * A HTTP rule can either redirect or forward (default) traffic. If
     * traffic passthrough option is specified in the rule,
     * route/redirect will be ignored. The redirect primitive can be used to
     * send a HTTP 301 redirect to a different URI or Authority.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirectOrBuilder getRedirectOrBuilder() {
      return getRedirect();
    }

    public static final int DELEGATE_FIELD_NUMBER = 20;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate delegate_;
    /**
     *      * Delegate is used to specify the particular VirtualService which
     * can be used to define delegate HTTPRoute.
     * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
     * delegate VirtualService will be merged with that in the current one.
     * **NOTE**:
     *    1. Only one level delegation is supported.
     *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
     *       otherwise there is a conflict and the HTTPRoute will not take effect.
     * 
     *
     * .istio.networking.v1alpha3.Delegate delegate = 20;
     * @return Whether the delegate field is set.
     */
    @java.lang.Override
    public boolean hasDelegate() {
      return delegate_ != null;
    }
    /**
     *      * Delegate is used to specify the particular VirtualService which
     * can be used to define delegate HTTPRoute.
     * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
     * delegate VirtualService will be merged with that in the current one.
     * **NOTE**:
     *    1. Only one level delegation is supported.
     *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
     *       otherwise there is a conflict and the HTTPRoute will not take effect.
     * 
     *
     * .istio.networking.v1alpha3.Delegate delegate = 20;
     * @return The delegate.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate getDelegate() {
      return delegate_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.getDefaultInstance() : delegate_;
    }
    /**
     *      * Delegate is used to specify the particular VirtualService which
     * can be used to define delegate HTTPRoute.
     * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
     * delegate VirtualService will be merged with that in the current one.
     * **NOTE**:
     *    1. Only one level delegation is supported.
     *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
     *       otherwise there is a conflict and the HTTPRoute will not take effect.
     * 
     *
     * .istio.networking.v1alpha3.Delegate delegate = 20;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.DelegateOrBuilder getDelegateOrBuilder() {
      return getDelegate();
    }

    public static final int REWRITE_FIELD_NUMBER = 4;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite rewrite_;
    /**
     *      * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
     * Redirect primitive. Rewrite will be performed before forwarding.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
     * @return Whether the rewrite field is set.
     */
    @java.lang.Override
    public boolean hasRewrite() {
      return rewrite_ != null;
    }
    /**
     *      * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
     * Redirect primitive. Rewrite will be performed before forwarding.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
     * @return The rewrite.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite getRewrite() {
      return rewrite_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.getDefaultInstance() : rewrite_;
    }
    /**
     *      * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
     * Redirect primitive. Rewrite will be performed before forwarding.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewriteOrBuilder getRewriteOrBuilder() {
      return getRewrite();
    }

    public static final int TIMEOUT_FIELD_NUMBER = 6;
    private com.google.protobuf.Duration timeout_;
    /**
     *      * Timeout for HTTP requests, default is disabled.
     * 
     *
     * .google.protobuf.Duration timeout = 6;
     * @return Whether the timeout field is set.
     */
    @java.lang.Override
    public boolean hasTimeout() {
      return timeout_ != null;
    }
    /**
     *      * Timeout for HTTP requests, default is disabled.
     * 
     *
     * .google.protobuf.Duration timeout = 6;
     * @return The timeout.
     */
    @java.lang.Override
    public com.google.protobuf.Duration getTimeout() {
      return timeout_ == null ? com.google.protobuf.Duration.getDefaultInstance() : timeout_;
    }
    /**
     *      * Timeout for HTTP requests, default is disabled.
     * 
     *
     * .google.protobuf.Duration timeout = 6;
     */
    @java.lang.Override
    public com.google.protobuf.DurationOrBuilder getTimeoutOrBuilder() {
      return getTimeout();
    }

    public static final int RETRIES_FIELD_NUMBER = 7;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry retries_;
    /**
     *      * Retry policy for HTTP requests.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRetry retries = 7;
     * @return Whether the retries field is set.
     */
    @java.lang.Override
    public boolean hasRetries() {
      return retries_ != null;
    }
    /**
     *      * Retry policy for HTTP requests.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRetry retries = 7;
     * @return The retries.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry getRetries() {
      return retries_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.getDefaultInstance() : retries_;
    }
    /**
     *      * Retry policy for HTTP requests.
     * 
     *
     * .istio.networking.v1alpha3.HTTPRetry retries = 7;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetryOrBuilder getRetriesOrBuilder() {
      return getRetries();
    }

    public static final int FAULT_FIELD_NUMBER = 8;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection fault_;
    /**
     *      * Fault injection policy to apply on HTTP traffic at the client side.
     * Note that timeouts or retries will not be enabled when faults are
     * enabled on the client side.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
     * @return Whether the fault field is set.
     */
    @java.lang.Override
    public boolean hasFault() {
      return fault_ != null;
    }
    /**
     *      * Fault injection policy to apply on HTTP traffic at the client side.
     * Note that timeouts or retries will not be enabled when faults are
     * enabled on the client side.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
     * @return The fault.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection getFault() {
      return fault_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.getDefaultInstance() : fault_;
    }
    /**
     *      * Fault injection policy to apply on HTTP traffic at the client side.
     * Note that timeouts or retries will not be enabled when faults are
     * enabled on the client side.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjectionOrBuilder getFaultOrBuilder() {
      return getFault();
    }

    public static final int MIRROR_FIELD_NUMBER = 9;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.Destination mirror_;
    /**
     *      * Mirror HTTP traffic to a another destination in addition to forwarding
     * the requests to the intended destination. Mirrored traffic is on a
     * best effort basis where the sidecar/gateway will not wait for the
     * mirrored cluster to respond before returning the response from the
     * original destination.  Statistics will be generated for the mirrored
     * destination.
     * 
     *
     * .istio.networking.v1alpha3.Destination mirror = 9;
     * @return Whether the mirror field is set.
     */
    @java.lang.Override
    public boolean hasMirror() {
      return mirror_ != null;
    }
    /**
     *      * Mirror HTTP traffic to a another destination in addition to forwarding
     * the requests to the intended destination. Mirrored traffic is on a
     * best effort basis where the sidecar/gateway will not wait for the
     * mirrored cluster to respond before returning the response from the
     * original destination.  Statistics will be generated for the mirrored
     * destination.
     * 
     *
     * .istio.networking.v1alpha3.Destination mirror = 9;
     * @return The mirror.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.Destination getMirror() {
      return mirror_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.getDefaultInstance() : mirror_;
    }
    /**
     *      * Mirror HTTP traffic to a another destination in addition to forwarding
     * the requests to the intended destination. Mirrored traffic is on a
     * best effort basis where the sidecar/gateway will not wait for the
     * mirrored cluster to respond before returning the response from the
     * original destination.  Statistics will be generated for the mirrored
     * destination.
     * 
     *
     * .istio.networking.v1alpha3.Destination mirror = 9;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder getMirrorOrBuilder() {
      return getMirror();
    }

    public static final int MIRROR_PERCENT_FIELD_NUMBER = 18;
    private com.google.protobuf.UInt32Value mirrorPercent_;
    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * Use of integer `mirror_percent` value is deprecated. Use the
     * double `mirror_percentage` field instead
     * 
     *
     * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
     * @return Whether the mirrorPercent field is set.
     */
    @java.lang.Override
    @java.lang.Deprecated public boolean hasMirrorPercent() {
      return mirrorPercent_ != null;
    }
    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * Use of integer `mirror_percent` value is deprecated. Use the
     * double `mirror_percentage` field instead
     * 
     *
     * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
     * @return The mirrorPercent.
     */
    @java.lang.Override
    @java.lang.Deprecated public com.google.protobuf.UInt32Value getMirrorPercent() {
      return mirrorPercent_ == null ? com.google.protobuf.UInt32Value.getDefaultInstance() : mirrorPercent_;
    }
    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * Use of integer `mirror_percent` value is deprecated. Use the
     * double `mirror_percentage` field instead
     * 
     *
     * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
     */
    @java.lang.Override
    @java.lang.Deprecated public com.google.protobuf.UInt32ValueOrBuilder getMirrorPercentOrBuilder() {
      return getMirrorPercent();
    }

    public static final int MIRROR_PERCENTAGE_FIELD_NUMBER = 19;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.Percent mirrorPercentage_;
    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * If this field is absent, all the traffic (100%) will be mirrored.
     * Max value is 100.
     * 
     *
     * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
     * @return Whether the mirrorPercentage field is set.
     */
    @java.lang.Override
    public boolean hasMirrorPercentage() {
      return mirrorPercentage_ != null;
    }
    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * If this field is absent, all the traffic (100%) will be mirrored.
     * Max value is 100.
     * 
     *
     * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
     * @return The mirrorPercentage.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.Percent getMirrorPercentage() {
      return mirrorPercentage_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.getDefaultInstance() : mirrorPercentage_;
    }
    /**
     *      * Percentage of the traffic to be mirrored by the `mirror` field.
     * If this field is absent, all the traffic (100%) will be mirrored.
     * Max value is 100.
     * 
     *
     * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder getMirrorPercentageOrBuilder() {
      return getMirrorPercentage();
    }

    public static final int CORS_POLICY_FIELD_NUMBER = 10;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy corsPolicy_;
    /**
     *      * Cross-Origin Resource Sharing policy (CORS). Refer to
     * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
     * for further details about cross origin resource sharing.
     * 
     *
     * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
     * @return Whether the corsPolicy field is set.
     */
    @java.lang.Override
    public boolean hasCorsPolicy() {
      return corsPolicy_ != null;
    }
    /**
     *      * Cross-Origin Resource Sharing policy (CORS). Refer to
     * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
     * for further details about cross origin resource sharing.
     * 
     *
     * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
     * @return The corsPolicy.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy getCorsPolicy() {
      return corsPolicy_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.getDefaultInstance() : corsPolicy_;
    }
    /**
     *      * Cross-Origin Resource Sharing policy (CORS). Refer to
     * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
     * for further details about cross origin resource sharing.
     * 
     *
     * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicyOrBuilder getCorsPolicyOrBuilder() {
      return getCorsPolicy();
    }

    public static final int HEADERS_FIELD_NUMBER = 16;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.Headers headers_;
    /**
     *      * Header manipulation rules
     * 
     *
     * .istio.networking.v1alpha3.Headers headers = 16;
     * @return Whether the headers field is set.
     */
    @java.lang.Override
    public boolean hasHeaders() {
      return headers_ != null;
    }
    /**
     *      * Header manipulation rules
     * 
     *
     * .istio.networking.v1alpha3.Headers headers = 16;
     * @return The headers.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers getHeaders() {
      return headers_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.getDefaultInstance() : headers_;
    }
    /**
     *      * Header manipulation rules
     * 
     *
     * .istio.networking.v1alpha3.Headers headers = 16;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HeadersOrBuilder getHeadersOrBuilder() {
      return getHeaders();
    }

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      size += unknownFields.getSerializedSize();
      memoizedSize = size;
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    @java.lang.Override
    public boolean equals(final java.lang.Object obj) {
      if (obj == this) {
       return true;
      }
      if (!(obj instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute)) {
        return super.equals(obj);
      }
      istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute other = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute) obj;

      if (!getName()
          .equals(other.getName())) return false;
      if (!getMatchList()
          .equals(other.getMatchList())) return false;
      if (!getRouteList()
          .equals(other.getRouteList())) return false;
      if (hasRedirect() != other.hasRedirect()) return false;
      if (hasRedirect()) {
        if (!getRedirect()
            .equals(other.getRedirect())) return false;
      }
      if (hasDelegate() != other.hasDelegate()) return false;
      if (hasDelegate()) {
        if (!getDelegate()
            .equals(other.getDelegate())) return false;
      }
      if (hasRewrite() != other.hasRewrite()) return false;
      if (hasRewrite()) {
        if (!getRewrite()
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      }
      if (hasTimeout() != other.hasTimeout()) return false;
      if (hasTimeout()) {
        if (!getTimeout()
            .equals(other.getTimeout())) return false;
      }
      if (hasRetries() != other.hasRetries()) return false;
      if (hasRetries()) {
        if (!getRetries()
            .equals(other.getRetries())) return false;
      }
      if (hasFault() != other.hasFault()) return false;
      if (hasFault()) {
        if (!getFault()
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      }
      if (hasMirror() != other.hasMirror()) return false;
      if (hasMirror()) {
        if (!getMirror()
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      }
      if (hasMirrorPercent() != other.hasMirrorPercent()) return false;
      if (hasMirrorPercent()) {
        if (!getMirrorPercent()
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      }
      if (hasMirrorPercentage() != other.hasMirrorPercentage()) return false;
      if (hasMirrorPercentage()) {
        if (!getMirrorPercentage()
            .equals(other.getMirrorPercentage())) return false;
      }
      if (hasCorsPolicy() != other.hasCorsPolicy()) return false;
      if (hasCorsPolicy()) {
        if (!getCorsPolicy()
            .equals(other.getCorsPolicy())) return false;
      }
      if (hasHeaders() != other.hasHeaders()) return false;
      if (hasHeaders()) {
        if (!getHeaders()
            .equals(other.getHeaders())) return false;
      }
      if (!unknownFields.equals(other.unknownFields)) return false;
      return true;
    }

    @java.lang.Override
    public int hashCode() {
      if (memoizedHashCode != 0) {
        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      hash = (37 * hash) + NAME_FIELD_NUMBER;
      hash = (53 * hash) + getName().hashCode();
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        hash = (53 * hash) + getMatchList().hashCode();
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        hash = (37 * hash) + REDIRECT_FIELD_NUMBER;
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        hash = (37 * hash) + DELEGATE_FIELD_NUMBER;
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        hash = (37 * hash) + REWRITE_FIELD_NUMBER;
        hash = (53 * hash) + getRewrite().hashCode();
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        hash = (37 * hash) + FAULT_FIELD_NUMBER;
        hash = (53 * hash) + getFault().hashCode();
      }
      if (hasMirror()) {
        hash = (37 * hash) + MIRROR_FIELD_NUMBER;
        hash = (53 * hash) + getMirror().hashCode();
      }
      if (hasMirrorPercent()) {
        hash = (37 * hash) + MIRROR_PERCENT_FIELD_NUMBER;
        hash = (53 * hash) + getMirrorPercent().hashCode();
      }
      if (hasMirrorPercentage()) {
        hash = (37 * hash) + MIRROR_PERCENTAGE_FIELD_NUMBER;
        hash = (53 * hash) + getMirrorPercentage().hashCode();
      }
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        hash = (37 * hash) + CORS_POLICY_FIELD_NUMBER;
        hash = (53 * hash) + getCorsPolicy().hashCode();
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        hash = (37 * hash) + HEADERS_FIELD_NUMBER;
        hash = (53 * hash) + getHeaders().hashCode();
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      hash = (29 * hash) + unknownFields.hashCode();
      memoizedHashCode = hash;
      return hash;
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute parseFrom(
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        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute parseFrom(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute parseFrom(
        com.google.protobuf.ByteString data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute parseFrom(byte[] data)
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      return PARSER.parseFrom(data);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute parseFrom(
        byte[] data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute parseFrom(java.io.InputStream input)
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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    /**
     *      * Describes match conditions and actions for routing HTTP/1.1, HTTP2, and
     * gRPC traffic. See VirtualService for usage examples.
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.HTTPRoute}
     */
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        if (routeBuilder_ == null) {
          route_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000002);
        } else {
          routeBuilder_.clear();
        }
        if (redirectBuilder_ == null) {
          redirect_ = null;
        } else {
          redirect_ = null;
          redirectBuilder_ = null;
        }
        if (delegateBuilder_ == null) {
          delegate_ = null;
        } else {
          delegate_ = null;
          delegateBuilder_ = null;
        }
        if (rewriteBuilder_ == null) {
          rewrite_ = null;
        } else {
          rewrite_ = null;
          rewriteBuilder_ = null;
        }
        if (timeoutBuilder_ == null) {
          timeout_ = null;
        } else {
          timeout_ = null;
          timeoutBuilder_ = null;
        }
        if (retriesBuilder_ == null) {
          retries_ = null;
        } else {
          retries_ = null;
          retriesBuilder_ = null;
        }
        if (faultBuilder_ == null) {
          fault_ = null;
        } else {
          fault_ = null;
          faultBuilder_ = null;
        }
        if (mirrorBuilder_ == null) {
          mirror_ = null;
        } else {
          mirror_ = null;
          mirrorBuilder_ = null;
        }
        if (mirrorPercentBuilder_ == null) {
          mirrorPercent_ = null;
        } else {
          mirrorPercent_ = null;
          mirrorPercentBuilder_ = null;
        }
        if (mirrorPercentageBuilder_ == null) {
          mirrorPercentage_ = null;
        } else {
          mirrorPercentage_ = null;
          mirrorPercentageBuilder_ = null;
        }
        if (corsPolicyBuilder_ == null) {
          corsPolicy_ = null;
        } else {
          corsPolicy_ = null;
          corsPolicyBuilder_ = null;
        }
        if (headersBuilder_ == null) {
          headers_ = null;
        } else {
          headers_ = null;
          headersBuilder_ = null;
        }
        return this;
      }

      @java.lang.Override
      public com.google.protobuf.Descriptors.Descriptor
          getDescriptorForType() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPRoute_descriptor;
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute getDefaultInstanceForType() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.getDefaultInstance();
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute build() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute result = buildPartial();
        if (!result.isInitialized()) {
          throw newUninitializedMessageException(result);
        }
        return result;
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute buildPartial() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute result = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute(this);
        int from_bitField0_ = bitField0_;
        result.name_ = name_;
        if (matchBuilder_ == null) {
          if (((bitField0_ & 0x00000001) != 0)) {
            match_ = java.util.Collections.unmodifiableList(match_);
            bitField0_ = (bitField0_ & ~0x00000001);
          }
          result.match_ = match_;
        } else {
          result.match_ = matchBuilder_.build();
        }
        if (routeBuilder_ == null) {
          if (((bitField0_ & 0x00000002) != 0)) {
            route_ = java.util.Collections.unmodifiableList(route_);
            bitField0_ = (bitField0_ & ~0x00000002);
          }
          result.route_ = route_;
        } else {
          result.route_ = routeBuilder_.build();
        }
        if (redirectBuilder_ == null) {
          result.redirect_ = redirect_;
        } else {
          result.redirect_ = redirectBuilder_.build();
        }
        if (delegateBuilder_ == null) {
          result.delegate_ = delegate_;
        } else {
          result.delegate_ = delegateBuilder_.build();
        }
        if (rewriteBuilder_ == null) {
          result.rewrite_ = rewrite_;
        } else {
          result.rewrite_ = rewriteBuilder_.build();
        }
        if (timeoutBuilder_ == null) {
          result.timeout_ = timeout_;
        } else {
          result.timeout_ = timeoutBuilder_.build();
        }
        if (retriesBuilder_ == null) {
          result.retries_ = retries_;
        } else {
          result.retries_ = retriesBuilder_.build();
        }
        if (faultBuilder_ == null) {
          result.fault_ = fault_;
        } else {
          result.fault_ = faultBuilder_.build();
        }
        if (mirrorBuilder_ == null) {
          result.mirror_ = mirror_;
        } else {
          result.mirror_ = mirrorBuilder_.build();
        }
        if (mirrorPercentBuilder_ == null) {
          result.mirrorPercent_ = mirrorPercent_;
        } else {
          result.mirrorPercent_ = mirrorPercentBuilder_.build();
        }
        if (mirrorPercentageBuilder_ == null) {
          result.mirrorPercentage_ = mirrorPercentage_;
        } else {
          result.mirrorPercentage_ = mirrorPercentageBuilder_.build();
        }
        if (corsPolicyBuilder_ == null) {
          result.corsPolicy_ = corsPolicy_;
        } else {
          result.corsPolicy_ = corsPolicyBuilder_.build();
        }
        if (headersBuilder_ == null) {
          result.headers_ = headers_;
        } else {
          result.headers_ = headersBuilder_.build();
        }
        onBuilt();
        return result;
      }

      @java.lang.Override
      public Builder clone() {
        return super.clone();
      }
      @java.lang.Override
      public Builder setField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          java.lang.Object value) {
        return super.setField(field, value);
      }
      @java.lang.Override
      public Builder clearField(
          com.google.protobuf.Descriptors.FieldDescriptor field) {
        return super.clearField(field);
      }
      @java.lang.Override
      public Builder clearOneof(
          com.google.protobuf.Descriptors.OneofDescriptor oneof) {
        return super.clearOneof(oneof);
      }
      @java.lang.Override
      public Builder setRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          int index, java.lang.Object value) {
        return super.setRepeatedField(field, index, value);
      }
      @java.lang.Override
      public Builder addRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          java.lang.Object value) {
        return super.addRepeatedField(field, value);
      }
      @java.lang.Override
      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute) {
          return mergeFrom((istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute)other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute other) {
        if (other == istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute.getDefaultInstance()) return this;
        if (!other.getName().isEmpty()) {
          name_ = other.name_;
          onChanged();
        }
        if (matchBuilder_ == null) {
          if (!other.match_.isEmpty()) {
            if (match_.isEmpty()) {
              match_ = other.match_;
              bitField0_ = (bitField0_ & ~0x00000001);
            } else {
              ensureMatchIsMutable();
              match_.addAll(other.match_);
            }
            onChanged();
          }
        } else {
          if (!other.match_.isEmpty()) {
            if (matchBuilder_.isEmpty()) {
              matchBuilder_.dispose();
              matchBuilder_ = null;
              match_ = other.match_;
              bitField0_ = (bitField0_ & ~0x00000001);
              matchBuilder_ = 
                com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders ?
                   getMatchFieldBuilder() : null;
            } else {
              matchBuilder_.addAllMessages(other.match_);
            }
          }
        }
        if (routeBuilder_ == null) {
          if (!other.route_.isEmpty()) {
            if (route_.isEmpty()) {
              route_ = other.route_;
              bitField0_ = (bitField0_ & ~0x00000002);
            } else {
              ensureRouteIsMutable();
              route_.addAll(other.route_);
            }
            onChanged();
          }
        } else {
          if (!other.route_.isEmpty()) {
            if (routeBuilder_.isEmpty()) {
              routeBuilder_.dispose();
              routeBuilder_ = null;
              route_ = other.route_;
              bitField0_ = (bitField0_ & ~0x00000002);
              routeBuilder_ = 
                com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders ?
                   getRouteFieldBuilder() : null;
            } else {
              routeBuilder_.addAllMessages(other.route_);
            }
          }
        }
        if (other.hasRedirect()) {
          mergeRedirect(other.getRedirect());
        }
        if (other.hasDelegate()) {
          mergeDelegate(other.getDelegate());
        }
        if (other.hasRewrite()) {
          mergeRewrite(other.getRewrite());
        }
        if (other.hasTimeout()) {
          mergeTimeout(other.getTimeout());
        }
        if (other.hasRetries()) {
          mergeRetries(other.getRetries());
        }
        if (other.hasFault()) {
          mergeFault(other.getFault());
        }
        if (other.hasMirror()) {
          mergeMirror(other.getMirror());
        }
        if (other.hasMirrorPercent()) {
          mergeMirrorPercent(other.getMirrorPercent());
        }
        if (other.hasMirrorPercentage()) {
          mergeMirrorPercentage(other.getMirrorPercentage());
        }
        if (other.hasCorsPolicy()) {
          mergeCorsPolicy(other.getCorsPolicy());
        }
        if (other.hasHeaders()) {
          mergeHeaders(other.getHeaders());
        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRoute) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }
      private int bitField0_;

      private java.lang.Object name_ = "";
      /**
       *        * The name assigned to the route for debugging purposes. The
       * route's name will be concatenated with the match's name and will
       * be logged in the access logs for requests matching this
       * route/match.
       * 
       *
       * string name = 17;
       * @return The name.
       */
      public java.lang.String getName() {
        java.lang.Object ref = name_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          name_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * The name assigned to the route for debugging purposes. The
       * route's name will be concatenated with the match's name and will
       * be logged in the access logs for requests matching this
       * route/match.
       * 
       *
       * string name = 17;
       * @return The bytes for name.
       */
      public com.google.protobuf.ByteString
          getNameBytes() {
        java.lang.Object ref = name_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          name_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * The name assigned to the route for debugging purposes. The
       * route's name will be concatenated with the match's name and will
       * be logged in the access logs for requests matching this
       * route/match.
       * 
       *
       * string name = 17;
       * @param value The name to set.
       * @return This builder for chaining.
       */
      public Builder setName(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        name_ = value;
        onChanged();
        return this;
      }
      /**
       *        * The name assigned to the route for debugging purposes. The
       * route's name will be concatenated with the match's name and will
       * be logged in the access logs for requests matching this
       * route/match.
       * 
       *
       * string name = 17;
       * @return This builder for chaining.
       */
      public Builder clearName() {
        
        name_ = getDefaultInstance().getName();
        onChanged();
        return this;
      }
      /**
       *        * The name assigned to the route for debugging purposes. The
       * route's name will be concatenated with the match's name and will
       * be logged in the access logs for requests matching this
       * route/match.
       * 
       *
       * string name = 17;
       * @param value The bytes for name to set.
       * @return This builder for chaining.
       */
      public Builder setNameBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        name_ = value;
        onChanged();
        return this;
      }

      private java.util.List match_ =
        java.util.Collections.emptyList();
      private void ensureMatchIsMutable() {
        if (!((bitField0_ & 0x00000001) != 0)) {
          match_ = new java.util.ArrayList(match_);
          bitField0_ |= 0x00000001;
         }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequestOrBuilder> matchBuilder_;

      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public java.util.List getMatchList() {
        if (matchBuilder_ == null) {
          return java.util.Collections.unmodifiableList(match_);
        } else {
          return matchBuilder_.getMessageList();
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public int getMatchCount() {
        if (matchBuilder_ == null) {
          return match_.size();
        } else {
          return matchBuilder_.getCount();
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest getMatch(int index) {
        if (matchBuilder_ == null) {
          return match_.get(index);
        } else {
          return matchBuilder_.getMessage(index);
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public Builder setMatch(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest value) {
        if (matchBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureMatchIsMutable();
          match_.set(index, value);
          onChanged();
        } else {
          matchBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public Builder setMatch(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.Builder builderForValue) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.set(index, builderForValue.build());
          onChanged();
        } else {
          matchBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public Builder addMatch(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest value) {
        if (matchBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureMatchIsMutable();
          match_.add(value);
          onChanged();
        } else {
          matchBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public Builder addMatch(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest value) {
        if (matchBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureMatchIsMutable();
          match_.add(index, value);
          onChanged();
        } else {
          matchBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public Builder addMatch(
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.Builder builderForValue) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.add(builderForValue.build());
          onChanged();
        } else {
          matchBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public Builder addMatch(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.Builder builderForValue) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.add(index, builderForValue.build());
          onChanged();
        } else {
          matchBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public Builder addAllMatch(
          java.lang.Iterable values) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(
              values, match_);
          onChanged();
        } else {
          matchBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public Builder clearMatch() {
        if (matchBuilder_ == null) {
          match_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000001);
          onChanged();
        } else {
          matchBuilder_.clear();
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public Builder removeMatch(int index) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.remove(index);
          onChanged();
        } else {
          matchBuilder_.remove(index);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.Builder getMatchBuilder(
          int index) {
        return getMatchFieldBuilder().getBuilder(index);
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequestOrBuilder getMatchOrBuilder(
          int index) {
        if (matchBuilder_ == null) {
          return match_.get(index);  } else {
          return matchBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public java.util.List 
           getMatchOrBuilderList() {
        if (matchBuilder_ != null) {
          return matchBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(match_);
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.Builder addMatchBuilder() {
        return getMatchFieldBuilder().addBuilder(
            istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.getDefaultInstance());
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.Builder addMatchBuilder(
          int index) {
        return getMatchFieldBuilder().addBuilder(
            index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.getDefaultInstance());
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPMatchRequest match = 1;
       */
      public java.util.List 
           getMatchBuilderList() {
        return getMatchFieldBuilder().getBuilderList();
      }
      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequestOrBuilder> 
          getMatchFieldBuilder() {
        if (matchBuilder_ == null) {
          matchBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequestOrBuilder>(
                  match_,
                  ((bitField0_ & 0x00000001) != 0),
                  getParentForChildren(),
                  isClean());
          match_ = null;
        }
        return matchBuilder_;
      }

      private java.util.List route_ =
        java.util.Collections.emptyList();
      private void ensureRouteIsMutable() {
        if (!((bitField0_ & 0x00000002) != 0)) {
          route_ = new java.util.ArrayList(route_);
          bitField0_ |= 0x00000002;
         }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestinationOrBuilder> routeBuilder_;

      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public java.util.List getRouteList() {
        if (routeBuilder_ == null) {
          return java.util.Collections.unmodifiableList(route_);
        } else {
          return routeBuilder_.getMessageList();
        }
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public int getRouteCount() {
        if (routeBuilder_ == null) {
          return route_.size();
        } else {
          return routeBuilder_.getCount();
        }
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination getRoute(int index) {
        if (routeBuilder_ == null) {
          return route_.get(index);
        } else {
          return routeBuilder_.getMessage(index);
        }
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public Builder setRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination value) {
        if (routeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRouteIsMutable();
          route_.set(index, value);
          onChanged();
        } else {
          routeBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public Builder setRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.Builder builderForValue) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.set(index, builderForValue.build());
          onChanged();
        } else {
          routeBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public Builder addRoute(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination value) {
        if (routeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRouteIsMutable();
          route_.add(value);
          onChanged();
        } else {
          routeBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public Builder addRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination value) {
        if (routeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRouteIsMutable();
          route_.add(index, value);
          onChanged();
        } else {
          routeBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public Builder addRoute(
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.Builder builderForValue) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.add(builderForValue.build());
          onChanged();
        } else {
          routeBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public Builder addRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.Builder builderForValue) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.add(index, builderForValue.build());
          onChanged();
        } else {
          routeBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public Builder addAllRoute(
          java.lang.Iterable values) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(
              values, route_);
          onChanged();
        } else {
          routeBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public Builder clearRoute() {
        if (routeBuilder_ == null) {
          route_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000002);
          onChanged();
        } else {
          routeBuilder_.clear();
        }
        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public Builder removeRoute(int index) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.remove(index);
          onChanged();
        } else {
          routeBuilder_.remove(index);
        }
        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.Builder getRouteBuilder(
          int index) {
        return getRouteFieldBuilder().getBuilder(index);
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestinationOrBuilder getRouteOrBuilder(
          int index) {
        if (routeBuilder_ == null) {
          return route_.get(index);  } else {
          return routeBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public java.util.List 
           getRouteOrBuilderList() {
        if (routeBuilder_ != null) {
          return routeBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(route_);
        }
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.Builder addRouteBuilder() {
        return getRouteFieldBuilder().addBuilder(
            istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.getDefaultInstance());
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.Builder addRouteBuilder(
          int index) {
        return getRouteFieldBuilder().addBuilder(
            index, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.getDefaultInstance());
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. The
       * forwarding target can be one of several versions of a service (see
       * glossary in beginning of document). Weights associated with the
       * service version determine the proportion of traffic it receives.
       * 
       *
       * repeated .istio.networking.v1alpha3.HTTPRouteDestination route = 2;
       */
      public java.util.List 
           getRouteBuilderList() {
        return getRouteFieldBuilder().getBuilderList();
      }
      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestinationOrBuilder> 
          getRouteFieldBuilder() {
        if (routeBuilder_ == null) {
          routeBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestinationOrBuilder>(
                  route_,
                  ((bitField0_ & 0x00000002) != 0),
                  getParentForChildren(),
                  isClean());
          route_ = null;
        }
        return routeBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect redirect_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirectOrBuilder> redirectBuilder_;
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. If
       * traffic passthrough option is specified in the rule,
       * route/redirect will be ignored. The redirect primitive can be used to
       * send a HTTP 301 redirect to a different URI or Authority.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
       * @return Whether the redirect field is set.
       */
      public boolean hasRedirect() {
        return redirectBuilder_ != null || redirect_ != null;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. If
       * traffic passthrough option is specified in the rule,
       * route/redirect will be ignored. The redirect primitive can be used to
       * send a HTTP 301 redirect to a different URI or Authority.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
       * @return The redirect.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect getRedirect() {
        if (redirectBuilder_ == null) {
          return redirect_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.getDefaultInstance() : redirect_;
        } else {
          return redirectBuilder_.getMessage();
        }
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. If
       * traffic passthrough option is specified in the rule,
       * route/redirect will be ignored. The redirect primitive can be used to
       * send a HTTP 301 redirect to a different URI or Authority.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
       */
      public Builder setRedirect(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect value) {
        if (redirectBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          redirect_ = value;
          onChanged();
        } else {
          redirectBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. If
       * traffic passthrough option is specified in the rule,
       * route/redirect will be ignored. The redirect primitive can be used to
       * send a HTTP 301 redirect to a different URI or Authority.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
       */
      public Builder setRedirect(
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.Builder builderForValue) {
        if (redirectBuilder_ == null) {
          redirect_ = builderForValue.build();
          onChanged();
        } else {
          redirectBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. If
       * traffic passthrough option is specified in the rule,
       * route/redirect will be ignored. The redirect primitive can be used to
       * send a HTTP 301 redirect to a different URI or Authority.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
       */
      public Builder mergeRedirect(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect value) {
        if (redirectBuilder_ == null) {
          if (redirect_ != null) {
            redirect_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.newBuilder(redirect_).mergeFrom(value).buildPartial();
          } else {
            redirect_ = value;
          }
          onChanged();
        } else {
          redirectBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. If
       * traffic passthrough option is specified in the rule,
       * route/redirect will be ignored. The redirect primitive can be used to
       * send a HTTP 301 redirect to a different URI or Authority.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
       */
      public Builder clearRedirect() {
        if (redirectBuilder_ == null) {
          redirect_ = null;
          onChanged();
        } else {
          redirect_ = null;
          redirectBuilder_ = null;
        }

        return this;
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. If
       * traffic passthrough option is specified in the rule,
       * route/redirect will be ignored. The redirect primitive can be used to
       * send a HTTP 301 redirect to a different URI or Authority.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.Builder getRedirectBuilder() {
        
        onChanged();
        return getRedirectFieldBuilder().getBuilder();
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. If
       * traffic passthrough option is specified in the rule,
       * route/redirect will be ignored. The redirect primitive can be used to
       * send a HTTP 301 redirect to a different URI or Authority.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirectOrBuilder getRedirectOrBuilder() {
        if (redirectBuilder_ != null) {
          return redirectBuilder_.getMessageOrBuilder();
        } else {
          return redirect_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.getDefaultInstance() : redirect_;
        }
      }
      /**
       *        * A HTTP rule can either redirect or forward (default) traffic. If
       * traffic passthrough option is specified in the rule,
       * route/redirect will be ignored. The redirect primitive can be used to
       * send a HTTP 301 redirect to a different URI or Authority.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRedirect redirect = 3;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirectOrBuilder> 
          getRedirectFieldBuilder() {
        if (redirectBuilder_ == null) {
          redirectBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirectOrBuilder>(
                  getRedirect(),
                  getParentForChildren(),
                  isClean());
          redirect_ = null;
        }
        return redirectBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate delegate_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate, istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DelegateOrBuilder> delegateBuilder_;
      /**
       *        * Delegate is used to specify the particular VirtualService which
       * can be used to define delegate HTTPRoute.
       * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
       * delegate VirtualService will be merged with that in the current one.
       * **NOTE**:
       *    1. Only one level delegation is supported.
       *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
       *       otherwise there is a conflict and the HTTPRoute will not take effect.
       * 
       *
       * .istio.networking.v1alpha3.Delegate delegate = 20;
       * @return Whether the delegate field is set.
       */
      public boolean hasDelegate() {
        return delegateBuilder_ != null || delegate_ != null;
      }
      /**
       *        * Delegate is used to specify the particular VirtualService which
       * can be used to define delegate HTTPRoute.
       * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
       * delegate VirtualService will be merged with that in the current one.
       * **NOTE**:
       *    1. Only one level delegation is supported.
       *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
       *       otherwise there is a conflict and the HTTPRoute will not take effect.
       * 
       *
       * .istio.networking.v1alpha3.Delegate delegate = 20;
       * @return The delegate.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate getDelegate() {
        if (delegateBuilder_ == null) {
          return delegate_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.getDefaultInstance() : delegate_;
        } else {
          return delegateBuilder_.getMessage();
        }
      }
      /**
       *        * Delegate is used to specify the particular VirtualService which
       * can be used to define delegate HTTPRoute.
       * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
       * delegate VirtualService will be merged with that in the current one.
       * **NOTE**:
       *    1. Only one level delegation is supported.
       *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
       *       otherwise there is a conflict and the HTTPRoute will not take effect.
       * 
       *
       * .istio.networking.v1alpha3.Delegate delegate = 20;
       */
      public Builder setDelegate(istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate value) {
        if (delegateBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          delegate_ = value;
          onChanged();
        } else {
          delegateBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Delegate is used to specify the particular VirtualService which
       * can be used to define delegate HTTPRoute.
       * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
       * delegate VirtualService will be merged with that in the current one.
       * **NOTE**:
       *    1. Only one level delegation is supported.
       *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
       *       otherwise there is a conflict and the HTTPRoute will not take effect.
       * 
       *
       * .istio.networking.v1alpha3.Delegate delegate = 20;
       */
      public Builder setDelegate(
          istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.Builder builderForValue) {
        if (delegateBuilder_ == null) {
          delegate_ = builderForValue.build();
          onChanged();
        } else {
          delegateBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Delegate is used to specify the particular VirtualService which
       * can be used to define delegate HTTPRoute.
       * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
       * delegate VirtualService will be merged with that in the current one.
       * **NOTE**:
       *    1. Only one level delegation is supported.
       *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
       *       otherwise there is a conflict and the HTTPRoute will not take effect.
       * 
       *
       * .istio.networking.v1alpha3.Delegate delegate = 20;
       */
      public Builder mergeDelegate(istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate value) {
        if (delegateBuilder_ == null) {
          if (delegate_ != null) {
            delegate_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.newBuilder(delegate_).mergeFrom(value).buildPartial();
          } else {
            delegate_ = value;
          }
          onChanged();
        } else {
          delegateBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Delegate is used to specify the particular VirtualService which
       * can be used to define delegate HTTPRoute.
       * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
       * delegate VirtualService will be merged with that in the current one.
       * **NOTE**:
       *    1. Only one level delegation is supported.
       *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
       *       otherwise there is a conflict and the HTTPRoute will not take effect.
       * 
       *
       * .istio.networking.v1alpha3.Delegate delegate = 20;
       */
      public Builder clearDelegate() {
        if (delegateBuilder_ == null) {
          delegate_ = null;
          onChanged();
        } else {
          delegate_ = null;
          delegateBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Delegate is used to specify the particular VirtualService which
       * can be used to define delegate HTTPRoute.
       * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
       * delegate VirtualService will be merged with that in the current one.
       * **NOTE**:
       *    1. Only one level delegation is supported.
       *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
       *       otherwise there is a conflict and the HTTPRoute will not take effect.
       * 
       *
       * .istio.networking.v1alpha3.Delegate delegate = 20;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.Builder getDelegateBuilder() {
        
        onChanged();
        return getDelegateFieldBuilder().getBuilder();
      }
      /**
       *        * Delegate is used to specify the particular VirtualService which
       * can be used to define delegate HTTPRoute.
       * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
       * delegate VirtualService will be merged with that in the current one.
       * **NOTE**:
       *    1. Only one level delegation is supported.
       *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
       *       otherwise there is a conflict and the HTTPRoute will not take effect.
       * 
       *
       * .istio.networking.v1alpha3.Delegate delegate = 20;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.DelegateOrBuilder getDelegateOrBuilder() {
        if (delegateBuilder_ != null) {
          return delegateBuilder_.getMessageOrBuilder();
        } else {
          return delegate_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.getDefaultInstance() : delegate_;
        }
      }
      /**
       *        * Delegate is used to specify the particular VirtualService which
       * can be used to define delegate HTTPRoute.
       * It can be set only when `Route` and `Redirect` are empty, and the route rules of the
       * delegate VirtualService will be merged with that in the current one.
       * **NOTE**:
       *    1. Only one level delegation is supported.
       *    2. The delegate's HTTPMatchRequest must be a strict subset of the root's,
       *       otherwise there is a conflict and the HTTPRoute will not take effect.
       * 
       *
       * .istio.networking.v1alpha3.Delegate delegate = 20;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate, istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DelegateOrBuilder> 
          getDelegateFieldBuilder() {
        if (delegateBuilder_ == null) {
          delegateBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate, istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DelegateOrBuilder>(
                  getDelegate(),
                  getParentForChildren(),
                  isClean());
          delegate_ = null;
        }
        return delegateBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite rewrite_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewriteOrBuilder> rewriteBuilder_;
      /**
       *        * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
       * Redirect primitive. Rewrite will be performed before forwarding.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
       * @return Whether the rewrite field is set.
       */
      public boolean hasRewrite() {
        return rewriteBuilder_ != null || rewrite_ != null;
      }
      /**
       *        * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
       * Redirect primitive. Rewrite will be performed before forwarding.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
       * @return The rewrite.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite getRewrite() {
        if (rewriteBuilder_ == null) {
          return rewrite_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.getDefaultInstance() : rewrite_;
        } else {
          return rewriteBuilder_.getMessage();
        }
      }
      /**
       *        * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
       * Redirect primitive. Rewrite will be performed before forwarding.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
       */
      public Builder setRewrite(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite value) {
        if (rewriteBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          rewrite_ = value;
          onChanged();
        } else {
          rewriteBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
       * Redirect primitive. Rewrite will be performed before forwarding.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
       */
      public Builder setRewrite(
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.Builder builderForValue) {
        if (rewriteBuilder_ == null) {
          rewrite_ = builderForValue.build();
          onChanged();
        } else {
          rewriteBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
       * Redirect primitive. Rewrite will be performed before forwarding.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
       */
      public Builder mergeRewrite(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite value) {
        if (rewriteBuilder_ == null) {
          if (rewrite_ != null) {
            rewrite_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.newBuilder(rewrite_).mergeFrom(value).buildPartial();
          } else {
            rewrite_ = value;
          }
          onChanged();
        } else {
          rewriteBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
       * Redirect primitive. Rewrite will be performed before forwarding.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
       */
      public Builder clearRewrite() {
        if (rewriteBuilder_ == null) {
          rewrite_ = null;
          onChanged();
        } else {
          rewrite_ = null;
          rewriteBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
       * Redirect primitive. Rewrite will be performed before forwarding.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.Builder getRewriteBuilder() {
        
        onChanged();
        return getRewriteFieldBuilder().getBuilder();
      }
      /**
       *        * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
       * Redirect primitive. Rewrite will be performed before forwarding.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewriteOrBuilder getRewriteOrBuilder() {
        if (rewriteBuilder_ != null) {
          return rewriteBuilder_.getMessageOrBuilder();
        } else {
          return rewrite_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.getDefaultInstance() : rewrite_;
        }
      }
      /**
       *        * Rewrite HTTP URIs and Authority headers. Rewrite cannot be used with
       * Redirect primitive. Rewrite will be performed before forwarding.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRewrite rewrite = 4;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewriteOrBuilder> 
          getRewriteFieldBuilder() {
        if (rewriteBuilder_ == null) {
          rewriteBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewriteOrBuilder>(
                  getRewrite(),
                  getParentForChildren(),
                  isClean());
          rewrite_ = null;
        }
        return rewriteBuilder_;
      }

      private com.google.protobuf.Duration timeout_;
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> timeoutBuilder_;
      /**
       *        * Timeout for HTTP requests, default is disabled.
       * 
       *
       * .google.protobuf.Duration timeout = 6;
       * @return Whether the timeout field is set.
       */
      public boolean hasTimeout() {
        return timeoutBuilder_ != null || timeout_ != null;
      }
      /**
       *        * Timeout for HTTP requests, default is disabled.
       * 
       *
       * .google.protobuf.Duration timeout = 6;
       * @return The timeout.
       */
      public com.google.protobuf.Duration getTimeout() {
        if (timeoutBuilder_ == null) {
          return timeout_ == null ? com.google.protobuf.Duration.getDefaultInstance() : timeout_;
        } else {
          return timeoutBuilder_.getMessage();
        }
      }
      /**
       *        * Timeout for HTTP requests, default is disabled.
       * 
       *
       * .google.protobuf.Duration timeout = 6;
       */
      public Builder setTimeout(com.google.protobuf.Duration value) {
        if (timeoutBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          timeout_ = value;
          onChanged();
        } else {
          timeoutBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Timeout for HTTP requests, default is disabled.
       * 
       *
       * .google.protobuf.Duration timeout = 6;
       */
      public Builder setTimeout(
          com.google.protobuf.Duration.Builder builderForValue) {
        if (timeoutBuilder_ == null) {
          timeout_ = builderForValue.build();
          onChanged();
        } else {
          timeoutBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Timeout for HTTP requests, default is disabled.
       * 
       *
       * .google.protobuf.Duration timeout = 6;
       */
      public Builder mergeTimeout(com.google.protobuf.Duration value) {
        if (timeoutBuilder_ == null) {
          if (timeout_ != null) {
            timeout_ =
              com.google.protobuf.Duration.newBuilder(timeout_).mergeFrom(value).buildPartial();
          } else {
            timeout_ = value;
          }
          onChanged();
        } else {
          timeoutBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Timeout for HTTP requests, default is disabled.
       * 
       *
       * .google.protobuf.Duration timeout = 6;
       */
      public Builder clearTimeout() {
        if (timeoutBuilder_ == null) {
          timeout_ = null;
          onChanged();
        } else {
          timeout_ = null;
          timeoutBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Timeout for HTTP requests, default is disabled.
       * 
       *
       * .google.protobuf.Duration timeout = 6;
       */
      public com.google.protobuf.Duration.Builder getTimeoutBuilder() {
        
        onChanged();
        return getTimeoutFieldBuilder().getBuilder();
      }
      /**
       *        * Timeout for HTTP requests, default is disabled.
       * 
       *
       * .google.protobuf.Duration timeout = 6;
       */
      public com.google.protobuf.DurationOrBuilder getTimeoutOrBuilder() {
        if (timeoutBuilder_ != null) {
          return timeoutBuilder_.getMessageOrBuilder();
        } else {
          return timeout_ == null ?
              com.google.protobuf.Duration.getDefaultInstance() : timeout_;
        }
      }
      /**
       *        * Timeout for HTTP requests, default is disabled.
       * 
       *
       * .google.protobuf.Duration timeout = 6;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> 
          getTimeoutFieldBuilder() {
        if (timeoutBuilder_ == null) {
          timeoutBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder>(
                  getTimeout(),
                  getParentForChildren(),
                  isClean());
          timeout_ = null;
        }
        return timeoutBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry retries_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetryOrBuilder> retriesBuilder_;
      /**
       *        * Retry policy for HTTP requests.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRetry retries = 7;
       * @return Whether the retries field is set.
       */
      public boolean hasRetries() {
        return retriesBuilder_ != null || retries_ != null;
      }
      /**
       *        * Retry policy for HTTP requests.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRetry retries = 7;
       * @return The retries.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry getRetries() {
        if (retriesBuilder_ == null) {
          return retries_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.getDefaultInstance() : retries_;
        } else {
          return retriesBuilder_.getMessage();
        }
      }
      /**
       *        * Retry policy for HTTP requests.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRetry retries = 7;
       */
      public Builder setRetries(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry value) {
        if (retriesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          retries_ = value;
          onChanged();
        } else {
          retriesBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Retry policy for HTTP requests.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRetry retries = 7;
       */
      public Builder setRetries(
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.Builder builderForValue) {
        if (retriesBuilder_ == null) {
          retries_ = builderForValue.build();
          onChanged();
        } else {
          retriesBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Retry policy for HTTP requests.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRetry retries = 7;
       */
      public Builder mergeRetries(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry value) {
        if (retriesBuilder_ == null) {
          if (retries_ != null) {
            retries_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.newBuilder(retries_).mergeFrom(value).buildPartial();
          } else {
            retries_ = value;
          }
          onChanged();
        } else {
          retriesBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Retry policy for HTTP requests.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRetry retries = 7;
       */
      public Builder clearRetries() {
        if (retriesBuilder_ == null) {
          retries_ = null;
          onChanged();
        } else {
          retries_ = null;
          retriesBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Retry policy for HTTP requests.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRetry retries = 7;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.Builder getRetriesBuilder() {
        
        onChanged();
        return getRetriesFieldBuilder().getBuilder();
      }
      /**
       *        * Retry policy for HTTP requests.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRetry retries = 7;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetryOrBuilder getRetriesOrBuilder() {
        if (retriesBuilder_ != null) {
          return retriesBuilder_.getMessageOrBuilder();
        } else {
          return retries_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.getDefaultInstance() : retries_;
        }
      }
      /**
       *        * Retry policy for HTTP requests.
       * 
       *
       * .istio.networking.v1alpha3.HTTPRetry retries = 7;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetryOrBuilder> 
          getRetriesFieldBuilder() {
        if (retriesBuilder_ == null) {
          retriesBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetryOrBuilder>(
                  getRetries(),
                  getParentForChildren(),
                  isClean());
          retries_ = null;
        }
        return retriesBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection fault_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjectionOrBuilder> faultBuilder_;
      /**
       *        * Fault injection policy to apply on HTTP traffic at the client side.
       * Note that timeouts or retries will not be enabled when faults are
       * enabled on the client side.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
       * @return Whether the fault field is set.
       */
      public boolean hasFault() {
        return faultBuilder_ != null || fault_ != null;
      }
      /**
       *        * Fault injection policy to apply on HTTP traffic at the client side.
       * Note that timeouts or retries will not be enabled when faults are
       * enabled on the client side.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
       * @return The fault.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection getFault() {
        if (faultBuilder_ == null) {
          return fault_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.getDefaultInstance() : fault_;
        } else {
          return faultBuilder_.getMessage();
        }
      }
      /**
       *        * Fault injection policy to apply on HTTP traffic at the client side.
       * Note that timeouts or retries will not be enabled when faults are
       * enabled on the client side.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
       */
      public Builder setFault(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection value) {
        if (faultBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          fault_ = value;
          onChanged();
        } else {
          faultBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Fault injection policy to apply on HTTP traffic at the client side.
       * Note that timeouts or retries will not be enabled when faults are
       * enabled on the client side.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
       */
      public Builder setFault(
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Builder builderForValue) {
        if (faultBuilder_ == null) {
          fault_ = builderForValue.build();
          onChanged();
        } else {
          faultBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Fault injection policy to apply on HTTP traffic at the client side.
       * Note that timeouts or retries will not be enabled when faults are
       * enabled on the client side.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
       */
      public Builder mergeFault(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection value) {
        if (faultBuilder_ == null) {
          if (fault_ != null) {
            fault_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.newBuilder(fault_).mergeFrom(value).buildPartial();
          } else {
            fault_ = value;
          }
          onChanged();
        } else {
          faultBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Fault injection policy to apply on HTTP traffic at the client side.
       * Note that timeouts or retries will not be enabled when faults are
       * enabled on the client side.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
       */
      public Builder clearFault() {
        if (faultBuilder_ == null) {
          fault_ = null;
          onChanged();
        } else {
          fault_ = null;
          faultBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Fault injection policy to apply on HTTP traffic at the client side.
       * Note that timeouts or retries will not be enabled when faults are
       * enabled on the client side.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Builder getFaultBuilder() {
        
        onChanged();
        return getFaultFieldBuilder().getBuilder();
      }
      /**
       *        * Fault injection policy to apply on HTTP traffic at the client side.
       * Note that timeouts or retries will not be enabled when faults are
       * enabled on the client side.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjectionOrBuilder getFaultOrBuilder() {
        if (faultBuilder_ != null) {
          return faultBuilder_.getMessageOrBuilder();
        } else {
          return fault_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.getDefaultInstance() : fault_;
        }
      }
      /**
       *        * Fault injection policy to apply on HTTP traffic at the client side.
       * Note that timeouts or retries will not be enabled when faults are
       * enabled on the client side.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection fault = 8;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjectionOrBuilder> 
          getFaultFieldBuilder() {
        if (faultBuilder_ == null) {
          faultBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjectionOrBuilder>(
                  getFault(),
                  getParentForChildren(),
                  isClean());
          fault_ = null;
        }
        return faultBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.Destination mirror_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Destination, istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder> mirrorBuilder_;
      /**
       *        * Mirror HTTP traffic to a another destination in addition to forwarding
       * the requests to the intended destination. Mirrored traffic is on a
       * best effort basis where the sidecar/gateway will not wait for the
       * mirrored cluster to respond before returning the response from the
       * original destination.  Statistics will be generated for the mirrored
       * destination.
       * 
       *
       * .istio.networking.v1alpha3.Destination mirror = 9;
       * @return Whether the mirror field is set.
       */
      public boolean hasMirror() {
        return mirrorBuilder_ != null || mirror_ != null;
      }
      /**
       *        * Mirror HTTP traffic to a another destination in addition to forwarding
       * the requests to the intended destination. Mirrored traffic is on a
       * best effort basis where the sidecar/gateway will not wait for the
       * mirrored cluster to respond before returning the response from the
       * original destination.  Statistics will be generated for the mirrored
       * destination.
       * 
       *
       * .istio.networking.v1alpha3.Destination mirror = 9;
       * @return The mirror.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Destination getMirror() {
        if (mirrorBuilder_ == null) {
          return mirror_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.getDefaultInstance() : mirror_;
        } else {
          return mirrorBuilder_.getMessage();
        }
      }
      /**
       *        * Mirror HTTP traffic to a another destination in addition to forwarding
       * the requests to the intended destination. Mirrored traffic is on a
       * best effort basis where the sidecar/gateway will not wait for the
       * mirrored cluster to respond before returning the response from the
       * original destination.  Statistics will be generated for the mirrored
       * destination.
       * 
       *
       * .istio.networking.v1alpha3.Destination mirror = 9;
       */
      public Builder setMirror(istio.networking.v1alpha3.VirtualServiceOuterClass.Destination value) {
        if (mirrorBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          mirror_ = value;
          onChanged();
        } else {
          mirrorBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Mirror HTTP traffic to a another destination in addition to forwarding
       * the requests to the intended destination. Mirrored traffic is on a
       * best effort basis where the sidecar/gateway will not wait for the
       * mirrored cluster to respond before returning the response from the
       * original destination.  Statistics will be generated for the mirrored
       * destination.
       * 
       *
       * .istio.networking.v1alpha3.Destination mirror = 9;
       */
      public Builder setMirror(
          istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder builderForValue) {
        if (mirrorBuilder_ == null) {
          mirror_ = builderForValue.build();
          onChanged();
        } else {
          mirrorBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Mirror HTTP traffic to a another destination in addition to forwarding
       * the requests to the intended destination. Mirrored traffic is on a
       * best effort basis where the sidecar/gateway will not wait for the
       * mirrored cluster to respond before returning the response from the
       * original destination.  Statistics will be generated for the mirrored
       * destination.
       * 
       *
       * .istio.networking.v1alpha3.Destination mirror = 9;
       */
      public Builder mergeMirror(istio.networking.v1alpha3.VirtualServiceOuterClass.Destination value) {
        if (mirrorBuilder_ == null) {
          if (mirror_ != null) {
            mirror_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.newBuilder(mirror_).mergeFrom(value).buildPartial();
          } else {
            mirror_ = value;
          }
          onChanged();
        } else {
          mirrorBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Mirror HTTP traffic to a another destination in addition to forwarding
       * the requests to the intended destination. Mirrored traffic is on a
       * best effort basis where the sidecar/gateway will not wait for the
       * mirrored cluster to respond before returning the response from the
       * original destination.  Statistics will be generated for the mirrored
       * destination.
       * 
       *
       * .istio.networking.v1alpha3.Destination mirror = 9;
       */
      public Builder clearMirror() {
        if (mirrorBuilder_ == null) {
          mirror_ = null;
          onChanged();
        } else {
          mirror_ = null;
          mirrorBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Mirror HTTP traffic to a another destination in addition to forwarding
       * the requests to the intended destination. Mirrored traffic is on a
       * best effort basis where the sidecar/gateway will not wait for the
       * mirrored cluster to respond before returning the response from the
       * original destination.  Statistics will be generated for the mirrored
       * destination.
       * 
       *
       * .istio.networking.v1alpha3.Destination mirror = 9;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder getMirrorBuilder() {
        
        onChanged();
        return getMirrorFieldBuilder().getBuilder();
      }
      /**
       *        * Mirror HTTP traffic to a another destination in addition to forwarding
       * the requests to the intended destination. Mirrored traffic is on a
       * best effort basis where the sidecar/gateway will not wait for the
       * mirrored cluster to respond before returning the response from the
       * original destination.  Statistics will be generated for the mirrored
       * destination.
       * 
       *
       * .istio.networking.v1alpha3.Destination mirror = 9;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder getMirrorOrBuilder() {
        if (mirrorBuilder_ != null) {
          return mirrorBuilder_.getMessageOrBuilder();
        } else {
          return mirror_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.getDefaultInstance() : mirror_;
        }
      }
      /**
       *        * Mirror HTTP traffic to a another destination in addition to forwarding
       * the requests to the intended destination. Mirrored traffic is on a
       * best effort basis where the sidecar/gateway will not wait for the
       * mirrored cluster to respond before returning the response from the
       * original destination.  Statistics will be generated for the mirrored
       * destination.
       * 
       *
       * .istio.networking.v1alpha3.Destination mirror = 9;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Destination, istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder> 
          getMirrorFieldBuilder() {
        if (mirrorBuilder_ == null) {
          mirrorBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination, istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder>(
                  getMirror(),
                  getParentForChildren(),
                  isClean());
          mirror_ = null;
        }
        return mirrorBuilder_;
      }

      private com.google.protobuf.UInt32Value mirrorPercent_;
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.UInt32Value, com.google.protobuf.UInt32Value.Builder, com.google.protobuf.UInt32ValueOrBuilder> mirrorPercentBuilder_;
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * Use of integer `mirror_percent` value is deprecated. Use the
       * double `mirror_percentage` field instead
       * 
       *
       * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
       * @return Whether the mirrorPercent field is set.
       */
      @java.lang.Deprecated public boolean hasMirrorPercent() {
        return mirrorPercentBuilder_ != null || mirrorPercent_ != null;
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * Use of integer `mirror_percent` value is deprecated. Use the
       * double `mirror_percentage` field instead
       * 
       *
       * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
       * @return The mirrorPercent.
       */
      @java.lang.Deprecated public com.google.protobuf.UInt32Value getMirrorPercent() {
        if (mirrorPercentBuilder_ == null) {
          return mirrorPercent_ == null ? com.google.protobuf.UInt32Value.getDefaultInstance() : mirrorPercent_;
        } else {
          return mirrorPercentBuilder_.getMessage();
        }
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * Use of integer `mirror_percent` value is deprecated. Use the
       * double `mirror_percentage` field instead
       * 
       *
       * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
       */
      @java.lang.Deprecated public Builder setMirrorPercent(com.google.protobuf.UInt32Value value) {
        if (mirrorPercentBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          mirrorPercent_ = value;
          onChanged();
        } else {
          mirrorPercentBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * Use of integer `mirror_percent` value is deprecated. Use the
       * double `mirror_percentage` field instead
       * 
       *
       * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
       */
      @java.lang.Deprecated public Builder setMirrorPercent(
          com.google.protobuf.UInt32Value.Builder builderForValue) {
        if (mirrorPercentBuilder_ == null) {
          mirrorPercent_ = builderForValue.build();
          onChanged();
        } else {
          mirrorPercentBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * Use of integer `mirror_percent` value is deprecated. Use the
       * double `mirror_percentage` field instead
       * 
       *
       * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
       */
      @java.lang.Deprecated public Builder mergeMirrorPercent(com.google.protobuf.UInt32Value value) {
        if (mirrorPercentBuilder_ == null) {
          if (mirrorPercent_ != null) {
            mirrorPercent_ =
              com.google.protobuf.UInt32Value.newBuilder(mirrorPercent_).mergeFrom(value).buildPartial();
          } else {
            mirrorPercent_ = value;
          }
          onChanged();
        } else {
          mirrorPercentBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * Use of integer `mirror_percent` value is deprecated. Use the
       * double `mirror_percentage` field instead
       * 
       *
       * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
       */
      @java.lang.Deprecated public Builder clearMirrorPercent() {
        if (mirrorPercentBuilder_ == null) {
          mirrorPercent_ = null;
          onChanged();
        } else {
          mirrorPercent_ = null;
          mirrorPercentBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * Use of integer `mirror_percent` value is deprecated. Use the
       * double `mirror_percentage` field instead
       * 
       *
       * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
       */
      @java.lang.Deprecated public com.google.protobuf.UInt32Value.Builder getMirrorPercentBuilder() {
        
        onChanged();
        return getMirrorPercentFieldBuilder().getBuilder();
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * Use of integer `mirror_percent` value is deprecated. Use the
       * double `mirror_percentage` field instead
       * 
       *
       * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
       */
      @java.lang.Deprecated public com.google.protobuf.UInt32ValueOrBuilder getMirrorPercentOrBuilder() {
        if (mirrorPercentBuilder_ != null) {
          return mirrorPercentBuilder_.getMessageOrBuilder();
        } else {
          return mirrorPercent_ == null ?
              com.google.protobuf.UInt32Value.getDefaultInstance() : mirrorPercent_;
        }
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * Use of integer `mirror_percent` value is deprecated. Use the
       * double `mirror_percentage` field instead
       * 
       *
       * .google.protobuf.UInt32Value mirror_percent = 18 [deprecated = true];
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.UInt32Value, com.google.protobuf.UInt32Value.Builder, com.google.protobuf.UInt32ValueOrBuilder> 
          getMirrorPercentFieldBuilder() {
        if (mirrorPercentBuilder_ == null) {
          mirrorPercentBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              com.google.protobuf.UInt32Value, com.google.protobuf.UInt32Value.Builder, com.google.protobuf.UInt32ValueOrBuilder>(
                  getMirrorPercent(),
                  getParentForChildren(),
                  isClean());
          mirrorPercent_ = null;
        }
        return mirrorPercentBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.Percent mirrorPercentage_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Percent, istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder> mirrorPercentageBuilder_;
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * If this field is absent, all the traffic (100%) will be mirrored.
       * Max value is 100.
       * 
       *
       * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
       * @return Whether the mirrorPercentage field is set.
       */
      public boolean hasMirrorPercentage() {
        return mirrorPercentageBuilder_ != null || mirrorPercentage_ != null;
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * If this field is absent, all the traffic (100%) will be mirrored.
       * Max value is 100.
       * 
       *
       * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
       * @return The mirrorPercentage.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Percent getMirrorPercentage() {
        if (mirrorPercentageBuilder_ == null) {
          return mirrorPercentage_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.getDefaultInstance() : mirrorPercentage_;
        } else {
          return mirrorPercentageBuilder_.getMessage();
        }
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * If this field is absent, all the traffic (100%) will be mirrored.
       * Max value is 100.
       * 
       *
       * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
       */
      public Builder setMirrorPercentage(istio.networking.v1alpha3.VirtualServiceOuterClass.Percent value) {
        if (mirrorPercentageBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          mirrorPercentage_ = value;
          onChanged();
        } else {
          mirrorPercentageBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * If this field is absent, all the traffic (100%) will be mirrored.
       * Max value is 100.
       * 
       *
       * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
       */
      public Builder setMirrorPercentage(
          istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder builderForValue) {
        if (mirrorPercentageBuilder_ == null) {
          mirrorPercentage_ = builderForValue.build();
          onChanged();
        } else {
          mirrorPercentageBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * If this field is absent, all the traffic (100%) will be mirrored.
       * Max value is 100.
       * 
       *
       * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
       */
      public Builder mergeMirrorPercentage(istio.networking.v1alpha3.VirtualServiceOuterClass.Percent value) {
        if (mirrorPercentageBuilder_ == null) {
          if (mirrorPercentage_ != null) {
            mirrorPercentage_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.newBuilder(mirrorPercentage_).mergeFrom(value).buildPartial();
          } else {
            mirrorPercentage_ = value;
          }
          onChanged();
        } else {
          mirrorPercentageBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * If this field is absent, all the traffic (100%) will be mirrored.
       * Max value is 100.
       * 
       *
       * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
       */
      public Builder clearMirrorPercentage() {
        if (mirrorPercentageBuilder_ == null) {
          mirrorPercentage_ = null;
          onChanged();
        } else {
          mirrorPercentage_ = null;
          mirrorPercentageBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * If this field is absent, all the traffic (100%) will be mirrored.
       * Max value is 100.
       * 
       *
       * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder getMirrorPercentageBuilder() {
        
        onChanged();
        return getMirrorPercentageFieldBuilder().getBuilder();
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * If this field is absent, all the traffic (100%) will be mirrored.
       * Max value is 100.
       * 
       *
       * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder getMirrorPercentageOrBuilder() {
        if (mirrorPercentageBuilder_ != null) {
          return mirrorPercentageBuilder_.getMessageOrBuilder();
        } else {
          return mirrorPercentage_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.getDefaultInstance() : mirrorPercentage_;
        }
      }
      /**
       *        * Percentage of the traffic to be mirrored by the `mirror` field.
       * If this field is absent, all the traffic (100%) will be mirrored.
       * Max value is 100.
       * 
       *
       * .istio.networking.v1alpha3.Percent mirror_percentage = 19;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Percent, istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder> 
          getMirrorPercentageFieldBuilder() {
        if (mirrorPercentageBuilder_ == null) {
          mirrorPercentageBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.Percent, istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder>(
                  getMirrorPercentage(),
                  getParentForChildren(),
                  isClean());
          mirrorPercentage_ = null;
        }
        return mirrorPercentageBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy corsPolicy_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy, istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicyOrBuilder> corsPolicyBuilder_;
      /**
       *        * Cross-Origin Resource Sharing policy (CORS). Refer to
       * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
       * for further details about cross origin resource sharing.
       * 
       *
       * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
       * @return Whether the corsPolicy field is set.
       */
      public boolean hasCorsPolicy() {
        return corsPolicyBuilder_ != null || corsPolicy_ != null;
      }
      /**
       *        * Cross-Origin Resource Sharing policy (CORS). Refer to
       * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
       * for further details about cross origin resource sharing.
       * 
       *
       * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
       * @return The corsPolicy.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy getCorsPolicy() {
        if (corsPolicyBuilder_ == null) {
          return corsPolicy_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.getDefaultInstance() : corsPolicy_;
        } else {
          return corsPolicyBuilder_.getMessage();
        }
      }
      /**
       *        * Cross-Origin Resource Sharing policy (CORS). Refer to
       * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
       * for further details about cross origin resource sharing.
       * 
       *
       * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
       */
      public Builder setCorsPolicy(istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy value) {
        if (corsPolicyBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          corsPolicy_ = value;
          onChanged();
        } else {
          corsPolicyBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Cross-Origin Resource Sharing policy (CORS). Refer to
       * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
       * for further details about cross origin resource sharing.
       * 
       *
       * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
       */
      public Builder setCorsPolicy(
          istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.Builder builderForValue) {
        if (corsPolicyBuilder_ == null) {
          corsPolicy_ = builderForValue.build();
          onChanged();
        } else {
          corsPolicyBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Cross-Origin Resource Sharing policy (CORS). Refer to
       * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
       * for further details about cross origin resource sharing.
       * 
       *
       * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
       */
      public Builder mergeCorsPolicy(istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy value) {
        if (corsPolicyBuilder_ == null) {
          if (corsPolicy_ != null) {
            corsPolicy_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.newBuilder(corsPolicy_).mergeFrom(value).buildPartial();
          } else {
            corsPolicy_ = value;
          }
          onChanged();
        } else {
          corsPolicyBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Cross-Origin Resource Sharing policy (CORS). Refer to
       * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
       * for further details about cross origin resource sharing.
       * 
       *
       * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
       */
      public Builder clearCorsPolicy() {
        if (corsPolicyBuilder_ == null) {
          corsPolicy_ = null;
          onChanged();
        } else {
          corsPolicy_ = null;
          corsPolicyBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Cross-Origin Resource Sharing policy (CORS). Refer to
       * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
       * for further details about cross origin resource sharing.
       * 
       *
       * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.Builder getCorsPolicyBuilder() {
        
        onChanged();
        return getCorsPolicyFieldBuilder().getBuilder();
      }
      /**
       *        * Cross-Origin Resource Sharing policy (CORS). Refer to
       * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
       * for further details about cross origin resource sharing.
       * 
       *
       * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicyOrBuilder getCorsPolicyOrBuilder() {
        if (corsPolicyBuilder_ != null) {
          return corsPolicyBuilder_.getMessageOrBuilder();
        } else {
          return corsPolicy_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.getDefaultInstance() : corsPolicy_;
        }
      }
      /**
       *        * Cross-Origin Resource Sharing policy (CORS). Refer to
       * [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS)
       * for further details about cross origin resource sharing.
       * 
       *
       * .istio.networking.v1alpha3.CorsPolicy cors_policy = 10;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy, istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicyOrBuilder> 
          getCorsPolicyFieldBuilder() {
        if (corsPolicyBuilder_ == null) {
          corsPolicyBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy, istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicyOrBuilder>(
                  getCorsPolicy(),
                  getParentForChildren(),
                  isClean());
          corsPolicy_ = null;
        }
        return corsPolicyBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.Headers headers_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Headers, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HeadersOrBuilder> headersBuilder_;
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 16;
       * @return Whether the headers field is set.
       */
      public boolean hasHeaders() {
        return headersBuilder_ != null || headers_ != null;
      }
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 16;
       * @return The headers.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers getHeaders() {
        if (headersBuilder_ == null) {
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    /**
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     * ```yaml
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     * kind: VirtualService
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     *   name: bookinfo
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     *   - "bookinfo.com"
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     *         prefix: "/productpage"
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     *        namespace: nsA
     *   - match:
     *     - uri:
     *         prefix: "/reviews"
     *     delegate:
     *         name: reviews
     *         namespace: nsB
     * ```
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     *   name: productpage
     *   namespace: nsA
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        if (other instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate) {
          return mergeFrom((istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate)other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate other) {
        if (other == istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate.getDefaultInstance()) return this;
        if (!other.getName().isEmpty()) {
          name_ = other.name_;
          onChanged();
        }
        if (!other.getNamespace().isEmpty()) {
          namespace_ = other.namespace_;
          onChanged();
        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }

      private java.lang.Object name_ = "";
      /**
       *        * Name specifies the name of the delegate VirtualService.
       * 
       *
       * string name = 1;
       * @return The name.
       */
      public java.lang.String getName() {
        java.lang.Object ref = name_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          name_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * Name specifies the name of the delegate VirtualService.
       * 
       *
       * string name = 1;
       * @return The bytes for name.
       */
      public com.google.protobuf.ByteString
          getNameBytes() {
        java.lang.Object ref = name_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          name_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * Name specifies the name of the delegate VirtualService.
       * 
       *
       * string name = 1;
       * @param value The name to set.
       * @return This builder for chaining.
       */
      public Builder setName(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        name_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Name specifies the name of the delegate VirtualService.
       * 
       *
       * string name = 1;
       * @return This builder for chaining.
       */
      public Builder clearName() {
        
        name_ = getDefaultInstance().getName();
        onChanged();
        return this;
      }
      /**
       *        * Name specifies the name of the delegate VirtualService.
       * 
       *
       * string name = 1;
       * @param value The bytes for name to set.
       * @return This builder for chaining.
       */
      public Builder setNameBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        name_ = value;
        onChanged();
        return this;
      }

      private java.lang.Object namespace_ = "";
      /**
       *        * Namespace specifies the namespace where the delegate VirtualService resides.
       * By default, it is same to the root's.
       * 
       *
       * string namespace = 2;
       * @return The namespace.
       */
      public java.lang.String getNamespace() {
        java.lang.Object ref = namespace_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          namespace_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * Namespace specifies the namespace where the delegate VirtualService resides.
       * By default, it is same to the root's.
       * 
       *
       * string namespace = 2;
       * @return The bytes for namespace.
       */
      public com.google.protobuf.ByteString
          getNamespaceBytes() {
        java.lang.Object ref = namespace_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          namespace_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * Namespace specifies the namespace where the delegate VirtualService resides.
       * By default, it is same to the root's.
       * 
       *
       * string namespace = 2;
       * @param value The namespace to set.
       * @return This builder for chaining.
       */
      public Builder setNamespace(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        namespace_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Namespace specifies the namespace where the delegate VirtualService resides.
       * By default, it is same to the root's.
       * 
       *
       * string namespace = 2;
       * @return This builder for chaining.
       */
      public Builder clearNamespace() {
        
        namespace_ = getDefaultInstance().getNamespace();
        onChanged();
        return this;
      }
      /**
       *        * Namespace specifies the namespace where the delegate VirtualService resides.
       * By default, it is same to the root's.
       * 
       *
       * string namespace = 2;
       * @param value The bytes for namespace to set.
       * @return This builder for chaining.
       */
      public Builder setNamespaceBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        namespace_ = value;
        onChanged();
        return this;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
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        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.Delegate)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.Delegate)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

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    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
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    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.Delegate getDefaultInstanceForType() {
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  }

  public interface HeadersOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.Headers)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * Header manipulation rules to apply before forwarding a request
     * to the destination service
     * 
     *
     * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
     * @return Whether the request field is set.
     */
    boolean hasRequest();
    /**
     *      * Header manipulation rules to apply before forwarding a request
     * to the destination service
     * 
     *
     * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
     * @return The request.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations getRequest();
    /**
     *      * Header manipulation rules to apply before forwarding a request
     * to the destination service
     * 
     *
     * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperationsOrBuilder getRequestOrBuilder();

    /**
     *      * Header manipulation rules to apply before returning a response
     * to the caller
     * 
     *
     * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
     * @return Whether the response field is set.
     */
    boolean hasResponse();
    /**
     *      * Header manipulation rules to apply before returning a response
     * to the caller
     * 
     *
     * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
     * @return The response.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations getResponse();
    /**
     *      * Header manipulation rules to apply before returning a response
     * to the caller
     * 
     *
     * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperationsOrBuilder getResponseOrBuilder();
  }
  /**
   *    * Message headers can be manipulated when Envoy forwards requests to,
   * or responses from, a destination service. Header manipulation rules can
   * be specified for a specific route destination or for all destinations.
   * The following VirtualService adds a `test` header with the value `true`
   * to requests that are routed to any `reviews` service destination.
   * It also removes the `foo` response header, but only from responses
   * coming from the `v1` subset (version) of the `reviews` service.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: reviews-route
   * spec:
   *   hosts:
   *   - reviews.prod.svc.cluster.local
   *   http:
   *   - headers:
   *       request:
   *         set:
   *           test: true
   *     route:
   *     - destination:
   *         host: reviews.prod.svc.cluster.local
   *         subset: v2
   *       weight: 25
   *     - destination:
   *         host: reviews.prod.svc.cluster.local
   *         subset: v1
   *       headers:
   *         response:
   *           remove:
   *           - foo
   *       weight: 75
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: reviews-route
   * spec:
   *   hosts:
   *   - reviews.prod.svc.cluster.local
   *   http:
   *   - headers:
   *       request:
   *         set:
   *           test: true
   *     route:
   *     - destination:
   *         host: reviews.prod.svc.cluster.local
   *         subset: v2
   *       weight: 25
   *     - destination:
   *         host: reviews.prod.svc.cluster.local
   *         subset: v1
   *       headers:
   *         response:
   *           remove:
   *           - foo
   *       weight: 75
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.Headers}
   */
  public static final class Headers extends
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    private Headers(com.google.protobuf.GeneratedMessageV3.Builder builder) {
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      /**
       *        * Overwrite the headers specified by key with the given values
       * 
       *
       * map<string, string> set = 1;
       */
      int getSetCount();
      /**
       *        * Overwrite the headers specified by key with the given values
       * 
       *
       * map<string, string> set = 1;
       */
      boolean containsSet(
          java.lang.String key);
      /**
       * Use {@link #getSetMap()} instead.
       */
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      java.util.Map
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      /**
       *        * Overwrite the headers specified by key with the given values
       * 
       *
       * map<string, string> set = 1;
       */
      java.util.Map
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      /**
       *        * Overwrite the headers specified by key with the given values
       * 
       *
       * map<string, string> set = 1;
       */

      java.lang.String getSetOrDefault(
          java.lang.String key,
          java.lang.String defaultValue);
      /**
       *        * Overwrite the headers specified by key with the given values
       * 
       *
       * map<string, string> set = 1;
       */

      java.lang.String getSetOrThrow(
          java.lang.String key);

      /**
       *        * Append the given values to the headers specified by keys
       * (will create a comma-separated list of values)
       * 
       *
       * map<string, string> add = 2;
       */
      int getAddCount();
      /**
       *        * Append the given values to the headers specified by keys
       * (will create a comma-separated list of values)
       * 
       *
       * map<string, string> add = 2;
       */
      boolean containsAdd(
          java.lang.String key);
      /**
       * Use {@link #getAddMap()} instead.
       */
      @java.lang.Deprecated
      java.util.Map
      getAdd();
      /**
       *        * Append the given values to the headers specified by keys
       * (will create a comma-separated list of values)
       * 
       *
       * map<string, string> add = 2;
       */
      java.util.Map
      getAddMap();
      /**
       *        * Append the given values to the headers specified by keys
       * (will create a comma-separated list of values)
       * 
       *
       * map<string, string> add = 2;
       */

      java.lang.String getAddOrDefault(
          java.lang.String key,
          java.lang.String defaultValue);
      /**
       *        * Append the given values to the headers specified by keys
       * (will create a comma-separated list of values)
       * 
       *
       * map<string, string> add = 2;
       */

      java.lang.String getAddOrThrow(
          java.lang.String key);

      /**
       *        * Remove a the specified headers
       * 
       *
       * repeated string remove = 3;
       * @return A list containing the remove.
       */
      java.util.List
          getRemoveList();
      /**
       *        * Remove a the specified headers
       * 
       *
       * repeated string remove = 3;
       * @return The count of remove.
       */
      int getRemoveCount();
      /**
       *        * Remove a the specified headers
       * 
       *
       * repeated string remove = 3;
       * @param index The index of the element to return.
       * @return The remove at the given index.
       */
      java.lang.String getRemove(int index);
      /**
       *        * Remove a the specified headers
       * 
       *
       * repeated string remove = 3;
       * @param index The index of the value to return.
       * @return The bytes of the remove at the given index.
       */
      com.google.protobuf.ByteString
          getRemoveBytes(int index);
    }
    /**
     *      * HeaderOperations Describes the header manipulations to apply
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.Headers.HeaderOperations}
     */
    public static final class HeaderOperations extends
        com.google.protobuf.GeneratedMessageV3 implements
        // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.Headers.HeaderOperations)
        HeaderOperationsOrBuilder {
    private static final long serialVersionUID = 0L;
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         *          * Append the given values to the headers specified by keys
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        /**
         *          * Append the given values to the headers specified by keys
         * (will create a comma-separated list of values)
         * 
         *
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        /**
         *          * Append the given values to the headers specified by keys
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         *          * Remove a the specified headers
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        public java.lang.String getRemove(int index) {
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         *          * Remove a the specified headers
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         *          * Remove a the specified headers
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          return this;
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         *          * Remove a the specified headers
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         * repeated string remove = 3;
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        // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.Headers.HeaderOperations)
      }

      // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.Headers.HeaderOperations)
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     *      * Header manipulation rules to apply before forwarding a request
     * to the destination service
     * 
     *
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     * @return Whether the request field is set.
     */
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    public boolean hasRequest() {
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    }
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     *      * Header manipulation rules to apply before forwarding a request
     * to the destination service
     * 
     *
     * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
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     */
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     *      * Header manipulation rules to apply before forwarding a request
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     * 
     *
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     *      * Header manipulation rules to apply before returning a response
     * to the caller
     * 
     *
     * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
     * @return Whether the response field is set.
     */
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    }
    /**
     *      * Header manipulation rules to apply before returning a response
     * to the caller
     * 
     *
     * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
     * @return The response.
     */
    @java.lang.Override
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     *      * Header manipulation rules to apply before returning a response
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     * 
     *
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    /**
     *      * Message headers can be manipulated when Envoy forwards requests to,
     * or responses from, a destination service. Header manipulation rules can
     * be specified for a specific route destination or for all destinations.
     * The following VirtualService adds a `test` header with the value `true`
     * to requests that are routed to any `reviews` service destination.
     * It also removes the `foo` response header, but only from responses
     * coming from the `v1` subset (version) of the `reviews` service.
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     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
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     * kind: VirtualService
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     *   name: reviews-route
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     *       weight: 25
     *     - destination:
     *         host: reviews.prod.svc.cluster.local
     *         subset: v1
     *       headers:
     *         response:
     *           remove:
     *           - foo
     *       weight: 75
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: reviews-route
     * spec:
     *   hosts:
     *   - reviews.prod.svc.cluster.local
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     *           test: true
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     *         subset: v2
     *       weight: 25
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     *         subset: v1
     *       headers:
     *         response:
     *           remove:
     *           - foo
     *       weight: 75
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.Headers}
     */
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          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.Headers) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations request_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperationsOrBuilder> requestBuilder_;
      /**
       *        * Header manipulation rules to apply before forwarding a request
       * to the destination service
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
       * @return Whether the request field is set.
       */
      public boolean hasRequest() {
        return requestBuilder_ != null || request_ != null;
      }
      /**
       *        * Header manipulation rules to apply before forwarding a request
       * to the destination service
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
       * @return The request.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations getRequest() {
        if (requestBuilder_ == null) {
          return request_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.getDefaultInstance() : request_;
        } else {
          return requestBuilder_.getMessage();
        }
      }
      /**
       *        * Header manipulation rules to apply before forwarding a request
       * to the destination service
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
       */
      public Builder setRequest(istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations value) {
        if (requestBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          request_ = value;
          onChanged();
        } else {
          requestBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Header manipulation rules to apply before forwarding a request
       * to the destination service
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
       */
      public Builder setRequest(
          istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.Builder builderForValue) {
        if (requestBuilder_ == null) {
          request_ = builderForValue.build();
          onChanged();
        } else {
          requestBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Header manipulation rules to apply before forwarding a request
       * to the destination service
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
       */
      public Builder mergeRequest(istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations value) {
        if (requestBuilder_ == null) {
          if (request_ != null) {
            request_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.newBuilder(request_).mergeFrom(value).buildPartial();
          } else {
            request_ = value;
          }
          onChanged();
        } else {
          requestBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Header manipulation rules to apply before forwarding a request
       * to the destination service
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
       */
      public Builder clearRequest() {
        if (requestBuilder_ == null) {
          request_ = null;
          onChanged();
        } else {
          request_ = null;
          requestBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Header manipulation rules to apply before forwarding a request
       * to the destination service
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.Builder getRequestBuilder() {
        
        onChanged();
        return getRequestFieldBuilder().getBuilder();
      }
      /**
       *        * Header manipulation rules to apply before forwarding a request
       * to the destination service
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperationsOrBuilder getRequestOrBuilder() {
        if (requestBuilder_ != null) {
          return requestBuilder_.getMessageOrBuilder();
        } else {
          return request_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.getDefaultInstance() : request_;
        }
      }
      /**
       *        * Header manipulation rules to apply before forwarding a request
       * to the destination service
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations request = 1;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperationsOrBuilder> 
          getRequestFieldBuilder() {
        if (requestBuilder_ == null) {
          requestBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperationsOrBuilder>(
                  getRequest(),
                  getParentForChildren(),
                  isClean());
          request_ = null;
        }
        return requestBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations response_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperationsOrBuilder> responseBuilder_;
      /**
       *        * Header manipulation rules to apply before returning a response
       * to the caller
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
       * @return Whether the response field is set.
       */
      public boolean hasResponse() {
        return responseBuilder_ != null || response_ != null;
      }
      /**
       *        * Header manipulation rules to apply before returning a response
       * to the caller
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
       * @return The response.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations getResponse() {
        if (responseBuilder_ == null) {
          return response_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.getDefaultInstance() : response_;
        } else {
          return responseBuilder_.getMessage();
        }
      }
      /**
       *        * Header manipulation rules to apply before returning a response
       * to the caller
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
       */
      public Builder setResponse(istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations value) {
        if (responseBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          response_ = value;
          onChanged();
        } else {
          responseBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Header manipulation rules to apply before returning a response
       * to the caller
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
       */
      public Builder setResponse(
          istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.Builder builderForValue) {
        if (responseBuilder_ == null) {
          response_ = builderForValue.build();
          onChanged();
        } else {
          responseBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Header manipulation rules to apply before returning a response
       * to the caller
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
       */
      public Builder mergeResponse(istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations value) {
        if (responseBuilder_ == null) {
          if (response_ != null) {
            response_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.newBuilder(response_).mergeFrom(value).buildPartial();
          } else {
            response_ = value;
          }
          onChanged();
        } else {
          responseBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Header manipulation rules to apply before returning a response
       * to the caller
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
       */
      public Builder clearResponse() {
        if (responseBuilder_ == null) {
          response_ = null;
          onChanged();
        } else {
          response_ = null;
          responseBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Header manipulation rules to apply before returning a response
       * to the caller
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.Builder getResponseBuilder() {
        
        onChanged();
        return getResponseFieldBuilder().getBuilder();
      }
      /**
       *        * Header manipulation rules to apply before returning a response
       * to the caller
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperationsOrBuilder getResponseOrBuilder() {
        if (responseBuilder_ != null) {
          return responseBuilder_.getMessageOrBuilder();
        } else {
          return response_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.getDefaultInstance() : response_;
        }
      }
      /**
       *        * Header manipulation rules to apply before returning a response
       * to the caller
       * 
       *
       * .istio.networking.v1alpha3.Headers.HeaderOperations response = 2;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperationsOrBuilder> 
          getResponseFieldBuilder() {
        if (responseBuilder_ == null) {
          responseBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperations.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.HeaderOperationsOrBuilder>(
                  getResponse(),
                  getParentForChildren(),
                  isClean());
          response_ = null;
        }
        return responseBuilder_;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.Headers)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.Headers)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.Headers DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.Headers();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.Headers getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public Headers parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new Headers(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface TLSRouteOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.TLSRoute)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    java.util.List 
        getMatchList();
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes getMatch(int index);
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    int getMatchCount();
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    java.util.List 
        getMatchOrBuilderList();
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributesOrBuilder getMatchOrBuilder(
        int index);

    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    java.util.List 
        getRouteList();
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination getRoute(int index);
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    int getRouteCount();
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    java.util.List 
        getRouteOrBuilderList();
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder getRouteOrBuilder(
        int index);
  }
  /**
   *    * Describes match conditions and actions for routing unterminated TLS
   * traffic (TLS/HTTPS) The following routing rule forwards unterminated TLS
   * traffic arriving at port 443 of gateway called "mygateway" to internal
   * services in the mesh based on the SNI value.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: bookinfo-sni
   * spec:
   *   hosts:
   *   - "*.bookinfo.com"
   *   gateways:
   *   - mygateway
   *   tls:
   *   - match:
   *     - port: 443
   *       sniHosts:
   *       - login.bookinfo.com
   *     route:
   *     - destination:
   *         host: login.prod.svc.cluster.local
   *   - match:
   *     - port: 443
   *       sniHosts:
   *       - reviews.bookinfo.com
   *     route:
   *     - destination:
   *         host: reviews.prod.svc.cluster.local
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: bookinfo-sni
   * spec:
   *   hosts:
   *   - "*.bookinfo.com"
   *   gateways:
   *   - mygateway
   *   tls:
   *   - match:
   *     - port: 443
   *       sniHosts:
   *       - login.bookinfo.com
   *     route:
   *     - destination:
   *         host: login.prod.svc.cluster.local
   *   - match:
   *     - port: 443
   *       sniHosts:
   *       - reviews.bookinfo.com
   *     route:
   *     - destination:
   *         host: reviews.prod.svc.cluster.local
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.TLSRoute}
   */
  public static final class TLSRoute extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.TLSRoute)
      TLSRouteOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use TLSRoute.newBuilder() to construct.
    private TLSRoute(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private TLSRoute() {
      match_ = java.util.Collections.emptyList();
      route_ = java.util.Collections.emptyList();
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new TLSRoute();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
    getUnknownFields() {
      return this.unknownFields;
    }
    private TLSRoute(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      this();
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      int mutable_bitField0_ = 0;
      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
          com.google.protobuf.UnknownFieldSet.newBuilder();
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10: {
              if (!((mutable_bitField0_ & 0x00000001) != 0)) {
                match_ = new java.util.ArrayList();
                mutable_bitField0_ |= 0x00000001;
              }
              match_.add(
                  input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes.parser(), extensionRegistry));
              break;
            }
            case 18: {
              if (!((mutable_bitField0_ & 0x00000002) != 0)) {
                route_ = new java.util.ArrayList();
                mutable_bitField0_ |= 0x00000002;
              }
              route_.add(
                  input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.parser(), extensionRegistry));
              break;
            }
            default: {
              if (!parseUnknownField(
                  input, unknownFields, extensionRegistry, tag)) {
                done = true;
              }
              break;
            }
          }
        }
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(this);
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(
            e).setUnfinishedMessage(this);
      } finally {
        if (((mutable_bitField0_ & 0x00000001) != 0)) {
          match_ = java.util.Collections.unmodifiableList(match_);
        }
        if (((mutable_bitField0_ & 0x00000002) != 0)) {
          route_ = java.util.Collections.unmodifiableList(route_);
        }
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_TLSRoute_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_TLSRoute_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.class, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.Builder.class);
    }

    public static final int MATCH_FIELD_NUMBER = 1;
    private java.util.List match_;
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    @java.lang.Override
    public java.util.List getMatchList() {
      return match_;
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    @java.lang.Override
    public java.util.List 
        getMatchOrBuilderList() {
      return match_;
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    @java.lang.Override
    public int getMatchCount() {
      return match_.size();
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes getMatch(int index) {
      return match_.get(index);
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributesOrBuilder getMatchOrBuilder(
        int index) {
      return match_.get(index);
    }

    public static final int ROUTE_FIELD_NUMBER = 2;
    private java.util.List route_;
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    @java.lang.Override
    public java.util.List getRouteList() {
      return route_;
    }
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    @java.lang.Override
    public java.util.List 
        getRouteOrBuilderList() {
      return route_;
    }
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    @java.lang.Override
    public int getRouteCount() {
      return route_.size();
    }
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination getRoute(int index) {
      return route_.get(index);
    }
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder getRouteOrBuilder(
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      if (!(obj instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute)) {
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      if (!getMatchList()
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      if (!getRouteList()
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      if (!unknownFields.equals(other.unknownFields)) return false;
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute parseFrom(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute parseFrom(
        com.google.protobuf.ByteString data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute parseFrom(byte[] data)
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute parseFrom(
        byte[] data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
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    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute parseFrom(java.io.InputStream input)
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute parseFrom(
        java.io.InputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute parseFrom(
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute parseFrom(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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      return com.google.protobuf.GeneratedMessageV3
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    @java.lang.Override
    public Builder newBuilderForType() { return newBuilder(); }
    public static Builder newBuilder() {
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    public static Builder newBuilder(istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute prototype) {
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          ? new Builder() : new Builder().mergeFrom(this);
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    @java.lang.Override
    protected Builder newBuilderForType(
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    /**
     *      * Describes match conditions and actions for routing unterminated TLS
     * traffic (TLS/HTTPS) The following routing rule forwards unterminated TLS
     * traffic arriving at port 443 of gateway called "mygateway" to internal
     * services in the mesh based on the SNI value.
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: bookinfo-sni
     * spec:
     *   hosts:
     *   - "*.bookinfo.com"
     *   gateways:
     *   - mygateway
     *   tls:
     *   - match:
     *     - port: 443
     *       sniHosts:
     *       - login.bookinfo.com
     *     route:
     *     - destination:
     *         host: login.prod.svc.cluster.local
     *   - match:
     *     - port: 443
     *       sniHosts:
     *       - reviews.bookinfo.com
     *     route:
     *     - destination:
     *         host: reviews.prod.svc.cluster.local
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: bookinfo-sni
     * spec:
     *   hosts:
     *   - "*.bookinfo.com"
     *   gateways:
     *   - mygateway
     *   tls:
     *   - match:
     *     - port: 443
     *       sniHosts:
     *       - login.bookinfo.com
     *     route:
     *     - destination:
     *         host: login.prod.svc.cluster.local
     *   - match:
     *     - port: 443
     *       sniHosts:
     *       - reviews.bookinfo.com
     *     route:
     *     - destination:
     *         host: reviews.prod.svc.cluster.local
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.TLSRoute}
     */
    public static final class Builder extends
        com.google.protobuf.GeneratedMessageV3.Builder implements
        // @@protoc_insertion_point(builder_implements:istio.networking.v1alpha3.TLSRoute)
        istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRouteOrBuilder {
      public static final com.google.protobuf.Descriptors.Descriptor
          getDescriptor() {
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      @java.lang.Override
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      // Construct using istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute.newBuilder()
      private Builder() {
        maybeForceBuilderInitialization();
      }

      private Builder(
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      private void maybeForceBuilderInitialization() {
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        return this;
      }

      @java.lang.Override
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      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute getDefaultInstanceForType() {
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      }

      @java.lang.Override
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        if (!result.isInitialized()) {
          throw newUninitializedMessageException(result);
        }
        return result;
      }

      @java.lang.Override
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        int from_bitField0_ = bitField0_;
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        }
        onBuilt();
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      }

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          java.lang.Object value) {
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      public Builder clearField(
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      @java.lang.Override
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      public Builder addRepeatedField(
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          java.lang.Object value) {
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      public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute other) {
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              route_.addAll(other.route_);
            }
            onChanged();
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        } else {
          if (!other.route_.isEmpty()) {
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              route_ = other.route_;
              bitField0_ = (bitField0_ & ~0x00000002);
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                   getRouteFieldBuilder() : null;
            } else {
              routeBuilder_.addAllMessages(other.route_);
            }
          }
        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
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      }
      private int bitField0_;

      private java.util.List match_ =
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      private void ensureMatchIsMutable() {
        if (!((bitField0_ & 0x00000001) != 0)) {
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          bitField0_ |= 0x00000001;
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      private com.google.protobuf.RepeatedFieldBuilderV3<
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      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public java.util.List getMatchList() {
        if (matchBuilder_ == null) {
          return java.util.Collections.unmodifiableList(match_);
        } else {
          return matchBuilder_.getMessageList();
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public int getMatchCount() {
        if (matchBuilder_ == null) {
          return match_.size();
        } else {
          return matchBuilder_.getCount();
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes getMatch(int index) {
        if (matchBuilder_ == null) {
          return match_.get(index);
        } else {
          return matchBuilder_.getMessage(index);
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder setMatch(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes value) {
        if (matchBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
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          onChanged();
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        return this;
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      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder setMatch(
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        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.set(index, builderForValue.build());
          onChanged();
        } else {
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        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder addMatch(istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes value) {
        if (matchBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureMatchIsMutable();
          match_.add(value);
          onChanged();
        } else {
          matchBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder addMatch(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes value) {
        if (matchBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureMatchIsMutable();
          match_.add(index, value);
          onChanged();
        } else {
          matchBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder addMatch(
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        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.add(builderForValue.build());
          onChanged();
        } else {
          matchBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder addMatch(
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        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.add(index, builderForValue.build());
          onChanged();
        } else {
          matchBuilder_.addMessage(index, builderForValue.build());
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        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder addAllMatch(
          java.lang.Iterable values) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(
              values, match_);
          onChanged();
        } else {
          matchBuilder_.addAllMessages(values);
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        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
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        if (matchBuilder_ == null) {
          match_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000001);
          onChanged();
        } else {
          matchBuilder_.clear();
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder removeMatch(int index) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.remove(index);
          onChanged();
        } else {
          matchBuilder_.remove(index);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes.Builder getMatchBuilder(
          int index) {
        return getMatchFieldBuilder().getBuilder(index);
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributesOrBuilder getMatchOrBuilder(
          int index) {
        if (matchBuilder_ == null) {
          return match_.get(index);  } else {
          return matchBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public java.util.List 
           getMatchOrBuilderList() {
        if (matchBuilder_ != null) {
          return matchBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(match_);
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes.Builder addMatchBuilder() {
        return getMatchFieldBuilder().addBuilder(
            istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes.getDefaultInstance());
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes.Builder addMatchBuilder(
          int index) {
        return getMatchFieldBuilder().addBuilder(
            index, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes.getDefaultInstance());
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.TLSMatchAttributes match = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public java.util.List 
           getMatchBuilderList() {
        return getMatchFieldBuilder().getBuilderList();
      }
      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributesOrBuilder> 
          getMatchFieldBuilder() {
        if (matchBuilder_ == null) {
          matchBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributesOrBuilder>(
                  match_,
                  ((bitField0_ & 0x00000001) != 0),
                  getParentForChildren(),
                  isClean());
          match_ = null;
        }
        return matchBuilder_;
      }

      private java.util.List route_ =
        java.util.Collections.emptyList();
      private void ensureRouteIsMutable() {
        if (!((bitField0_ & 0x00000002) != 0)) {
          route_ = new java.util.ArrayList(route_);
          bitField0_ |= 0x00000002;
         }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder> routeBuilder_;

      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public java.util.List getRouteList() {
        if (routeBuilder_ == null) {
          return java.util.Collections.unmodifiableList(route_);
        } else {
          return routeBuilder_.getMessageList();
        }
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public int getRouteCount() {
        if (routeBuilder_ == null) {
          return route_.size();
        } else {
          return routeBuilder_.getCount();
        }
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination getRoute(int index) {
        if (routeBuilder_ == null) {
          return route_.get(index);
        } else {
          return routeBuilder_.getMessage(index);
        }
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder setRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination value) {
        if (routeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRouteIsMutable();
          route_.set(index, value);
          onChanged();
        } else {
          routeBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder setRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder builderForValue) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.set(index, builderForValue.build());
          onChanged();
        } else {
          routeBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder addRoute(istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination value) {
        if (routeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRouteIsMutable();
          route_.add(value);
          onChanged();
        } else {
          routeBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder addRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination value) {
        if (routeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRouteIsMutable();
          route_.add(index, value);
          onChanged();
        } else {
          routeBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder addRoute(
          istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder builderForValue) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.add(builderForValue.build());
          onChanged();
        } else {
          routeBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder addRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder builderForValue) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.add(index, builderForValue.build());
          onChanged();
        } else {
          routeBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder addAllRoute(
          java.lang.Iterable values) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(
              values, route_);
          onChanged();
        } else {
          routeBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder clearRoute() {
        if (routeBuilder_ == null) {
          route_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000002);
          onChanged();
        } else {
          routeBuilder_.clear();
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder removeRoute(int index) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.remove(index);
          onChanged();
        } else {
          routeBuilder_.remove(index);
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder getRouteBuilder(
          int index) {
        return getRouteFieldBuilder().getBuilder(index);
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder getRouteOrBuilder(
          int index) {
        if (routeBuilder_ == null) {
          return route_.get(index);  } else {
          return routeBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public java.util.List 
           getRouteOrBuilderList() {
        if (routeBuilder_ != null) {
          return routeBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(route_);
        }
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder addRouteBuilder() {
        return getRouteFieldBuilder().addBuilder(
            istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.getDefaultInstance());
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder addRouteBuilder(
          int index) {
        return getRouteFieldBuilder().addBuilder(
            index, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.getDefaultInstance());
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public java.util.List 
           getRouteBuilderList() {
        return getRouteFieldBuilder().getBuilderList();
      }
      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder> 
          getRouteFieldBuilder() {
        if (routeBuilder_ == null) {
          routeBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder>(
                  route_,
                  ((bitField0_ & 0x00000002) != 0),
                  getParentForChildren(),
                  isClean());
          route_ = null;
        }
        return routeBuilder_;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.TLSRoute)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.TLSRoute)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public TLSRoute parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new TLSRoute(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.TLSRoute getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface TCPRouteOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.TCPRoute)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
     */
    java.util.List 
        getMatchList();
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes getMatch(int index);
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
     */
    int getMatchCount();
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
     */
    java.util.List 
        getMatchOrBuilderList();
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributesOrBuilder getMatchOrBuilder(
        int index);

    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    java.util.List 
        getRouteList();
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination getRoute(int index);
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    int getRouteCount();
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    java.util.List 
        getRouteOrBuilderList();
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder getRouteOrBuilder(
        int index);
  }
  /**
   *    * Describes match conditions and actions for routing TCP traffic. The
   * following routing rule forwards traffic arriving at port 27017 for
   * mongo.prod.svc.cluster.local to another Mongo server on port 5555.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: bookinfo-mongo
   * spec:
   *   hosts:
   *   - mongo.prod.svc.cluster.local
   *   tcp:
   *   - match:
   *     - port: 27017
   *     route:
   *     - destination:
   *         host: mongo.backup.svc.cluster.local
   *         port:
   *           number: 5555
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: bookinfo-mongo
   * spec:
   *   hosts:
   *   - mongo.prod.svc.cluster.local
   *   tcp:
   *   - match:
   *     - port: 27017
   *     route:
   *     - destination:
   *         host: mongo.backup.svc.cluster.local
   *         port:
   *           number: 5555
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.TCPRoute}
   */
  public static final class TCPRoute extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.TCPRoute)
      TCPRouteOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use TCPRoute.newBuilder() to construct.
    private TCPRoute(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private TCPRoute() {
      match_ = java.util.Collections.emptyList();
      route_ = java.util.Collections.emptyList();
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new TCPRoute();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
    getUnknownFields() {
      return this.unknownFields;
    }
    private TCPRoute(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      this();
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      int mutable_bitField0_ = 0;
      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
          com.google.protobuf.UnknownFieldSet.newBuilder();
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10: {
              if (!((mutable_bitField0_ & 0x00000001) != 0)) {
                match_ = new java.util.ArrayList();
                mutable_bitField0_ |= 0x00000001;
              }
              match_.add(
                  input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes.parser(), extensionRegistry));
              break;
            }
            case 18: {
              if (!((mutable_bitField0_ & 0x00000002) != 0)) {
                route_ = new java.util.ArrayList();
                mutable_bitField0_ |= 0x00000002;
              }
              route_.add(
                  input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.parser(), extensionRegistry));
              break;
            }
            default: {
              if (!parseUnknownField(
                  input, unknownFields, extensionRegistry, tag)) {
                done = true;
              }
              break;
            }
          }
        }
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(this);
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(
            e).setUnfinishedMessage(this);
      } finally {
        if (((mutable_bitField0_ & 0x00000001) != 0)) {
          match_ = java.util.Collections.unmodifiableList(match_);
        }
        if (((mutable_bitField0_ & 0x00000002) != 0)) {
          route_ = java.util.Collections.unmodifiableList(route_);
        }
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_TCPRoute_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_TCPRoute_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.class, istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.Builder.class);
    }

    public static final int MATCH_FIELD_NUMBER = 1;
    private java.util.List match_;
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
     */
    @java.lang.Override
    public java.util.List getMatchList() {
      return match_;
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
     */
    @java.lang.Override
    public java.util.List 
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      return match_;
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
     */
    @java.lang.Override
    public int getMatchCount() {
      return match_.size();
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes getMatch(int index) {
      return match_.get(index);
    }
    /**
     *      * Match conditions to be satisfied for the rule to be
     * activated. All conditions inside a single match block have AND
     * semantics, while the list of match blocks have OR semantics. The rule
     * is matched if any one of the match blocks succeed.
     * 
     *
     * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributesOrBuilder getMatchOrBuilder(
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      return match_.get(index);
    }

    public static final int ROUTE_FIELD_NUMBER = 2;
    private java.util.List route_;
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    @java.lang.Override
    public java.util.List getRouteList() {
      return route_;
    }
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    @java.lang.Override
    public java.util.List 
        getRouteOrBuilderList() {
      return route_;
    }
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
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    public int getRouteCount() {
      return route_.size();
    }
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination getRoute(int index) {
      return route_.get(index);
    }
    /**
     *      * The destination to which the connection should be forwarded to.
     * 
     *
     * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder getRouteOrBuilder(
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    @java.lang.Override
    public boolean equals(final java.lang.Object obj) {
      if (obj == this) {
       return true;
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      if (!(obj instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute)) {
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      if (!getRouteList()
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      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      if (getMatchCount() > 0) {
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute parseFrom(
        java.nio.ByteBuffer data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute parseFrom(
        com.google.protobuf.ByteString data)
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute parseFrom(byte[] data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute parseFrom(
        byte[] data,
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    }
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute parseFrom(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
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    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute parseFrom(
        com.google.protobuf.CodedInputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute parseFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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    @java.lang.Override
    public Builder newBuilderForType() { return newBuilder(); }
    public static Builder newBuilder() {
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    public static Builder newBuilder(istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute prototype) {
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    }
    @java.lang.Override
    public Builder toBuilder() {
      return this == DEFAULT_INSTANCE
          ? new Builder() : new Builder().mergeFrom(this);
    }

    @java.lang.Override
    protected Builder newBuilderForType(
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      Builder builder = new Builder(parent);
      return builder;
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    /**
     *      * Describes match conditions and actions for routing TCP traffic. The
     * following routing rule forwards traffic arriving at port 27017 for
     * mongo.prod.svc.cluster.local to another Mongo server on port 5555.
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: bookinfo-mongo
     * spec:
     *   hosts:
     *   - mongo.prod.svc.cluster.local
     *   tcp:
     *   - match:
     *     - port: 27017
     *     route:
     *     - destination:
     *         host: mongo.backup.svc.cluster.local
     *         port:
     *           number: 5555
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: bookinfo-mongo
     * spec:
     *   hosts:
     *   - mongo.prod.svc.cluster.local
     *   tcp:
     *   - match:
     *     - port: 27017
     *     route:
     *     - destination:
     *         host: mongo.backup.svc.cluster.local
     *         port:
     *           number: 5555
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.TCPRoute}
     */
    public static final class Builder extends
        com.google.protobuf.GeneratedMessageV3.Builder implements
        // @@protoc_insertion_point(builder_implements:istio.networking.v1alpha3.TCPRoute)
        istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRouteOrBuilder {
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          getDescriptor() {
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      @java.lang.Override
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      // Construct using istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.newBuilder()
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        maybeForceBuilderInitialization();
      }

      private Builder(
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        maybeForceBuilderInitialization();
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      private void maybeForceBuilderInitialization() {
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          getMatchFieldBuilder();
          getRouteFieldBuilder();
        }
      }
      @java.lang.Override
      public Builder clear() {
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        if (matchBuilder_ == null) {
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          routeBuilder_.clear();
        }
        return this;
      }

      @java.lang.Override
      public com.google.protobuf.Descriptors.Descriptor
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      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute getDefaultInstanceForType() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute.getDefaultInstance();
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute build() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute result = buildPartial();
        if (!result.isInitialized()) {
          throw newUninitializedMessageException(result);
        }
        return result;
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute buildPartial() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute result = new istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute(this);
        int from_bitField0_ = bitField0_;
        if (matchBuilder_ == null) {
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        } else {
          result.route_ = routeBuilder_.build();
        }
        onBuilt();
        return result;
      }

      @java.lang.Override
      public Builder clone() {
        return super.clone();
      }
      @java.lang.Override
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          java.lang.Object value) {
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      public Builder clearField(
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      @java.lang.Override
      public Builder clearOneof(
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      public Builder addRepeatedField(
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          java.lang.Object value) {
        return super.addRepeatedField(field, value);
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      @java.lang.Override
      public Builder mergeFrom(com.google.protobuf.Message other) {
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          return mergeFrom((istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute)other);
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          return this;
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      public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute other) {
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        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
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      }

      @java.lang.Override
      public final boolean isInitialized() {
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      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute) e.getUnfinishedMessage();
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            mergeFrom(parsedMessage);
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      private int bitField0_;

      private java.util.List match_ =
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      private void ensureMatchIsMutable() {
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      private com.google.protobuf.RepeatedFieldBuilderV3<
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      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public java.util.List getMatchList() {
        if (matchBuilder_ == null) {
          return java.util.Collections.unmodifiableList(match_);
        } else {
          return matchBuilder_.getMessageList();
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public int getMatchCount() {
        if (matchBuilder_ == null) {
          return match_.size();
        } else {
          return matchBuilder_.getCount();
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes getMatch(int index) {
        if (matchBuilder_ == null) {
          return match_.get(index);
        } else {
          return matchBuilder_.getMessage(index);
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public Builder setMatch(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes value) {
        if (matchBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureMatchIsMutable();
          match_.set(index, value);
          onChanged();
        } else {
          matchBuilder_.setMessage(index, value);
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        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public Builder setMatch(
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          match_.set(index, builderForValue.build());
          onChanged();
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        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public Builder addMatch(istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes value) {
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            throw new NullPointerException();
          }
          ensureMatchIsMutable();
          match_.add(value);
          onChanged();
        } else {
          matchBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public Builder addMatch(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes value) {
        if (matchBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureMatchIsMutable();
          match_.add(index, value);
          onChanged();
        } else {
          matchBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public Builder addMatch(
          istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes.Builder builderForValue) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.add(builderForValue.build());
          onChanged();
        } else {
          matchBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public Builder addMatch(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes.Builder builderForValue) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.add(index, builderForValue.build());
          onChanged();
        } else {
          matchBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public Builder addAllMatch(
          java.lang.Iterable values) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(
              values, match_);
          onChanged();
        } else {
          matchBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public Builder clearMatch() {
        if (matchBuilder_ == null) {
          match_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000001);
          onChanged();
        } else {
          matchBuilder_.clear();
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public Builder removeMatch(int index) {
        if (matchBuilder_ == null) {
          ensureMatchIsMutable();
          match_.remove(index);
          onChanged();
        } else {
          matchBuilder_.remove(index);
        }
        return this;
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes.Builder getMatchBuilder(
          int index) {
        return getMatchFieldBuilder().getBuilder(index);
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributesOrBuilder getMatchOrBuilder(
          int index) {
        if (matchBuilder_ == null) {
          return match_.get(index);  } else {
          return matchBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public java.util.List 
           getMatchOrBuilderList() {
        if (matchBuilder_ != null) {
          return matchBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(match_);
        }
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes.Builder addMatchBuilder() {
        return getMatchFieldBuilder().addBuilder(
            istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes.getDefaultInstance());
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes.Builder addMatchBuilder(
          int index) {
        return getMatchFieldBuilder().addBuilder(
            index, istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes.getDefaultInstance());
      }
      /**
       *        * Match conditions to be satisfied for the rule to be
       * activated. All conditions inside a single match block have AND
       * semantics, while the list of match blocks have OR semantics. The rule
       * is matched if any one of the match blocks succeed.
       * 
       *
       * repeated .istio.networking.v1alpha3.L4MatchAttributes match = 1;
       */
      public java.util.List 
           getMatchBuilderList() {
        return getMatchFieldBuilder().getBuilderList();
      }
      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes, istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributesOrBuilder> 
          getMatchFieldBuilder() {
        if (matchBuilder_ == null) {
          matchBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes, istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributesOrBuilder>(
                  match_,
                  ((bitField0_ & 0x00000001) != 0),
                  getParentForChildren(),
                  isClean());
          match_ = null;
        }
        return matchBuilder_;
      }

      private java.util.List route_ =
        java.util.Collections.emptyList();
      private void ensureRouteIsMutable() {
        if (!((bitField0_ & 0x00000002) != 0)) {
          route_ = new java.util.ArrayList(route_);
          bitField0_ |= 0x00000002;
         }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder> routeBuilder_;

      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public java.util.List getRouteList() {
        if (routeBuilder_ == null) {
          return java.util.Collections.unmodifiableList(route_);
        } else {
          return routeBuilder_.getMessageList();
        }
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public int getRouteCount() {
        if (routeBuilder_ == null) {
          return route_.size();
        } else {
          return routeBuilder_.getCount();
        }
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination getRoute(int index) {
        if (routeBuilder_ == null) {
          return route_.get(index);
        } else {
          return routeBuilder_.getMessage(index);
        }
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder setRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination value) {
        if (routeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRouteIsMutable();
          route_.set(index, value);
          onChanged();
        } else {
          routeBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder setRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder builderForValue) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.set(index, builderForValue.build());
          onChanged();
        } else {
          routeBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder addRoute(istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination value) {
        if (routeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRouteIsMutable();
          route_.add(value);
          onChanged();
        } else {
          routeBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder addRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination value) {
        if (routeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRouteIsMutable();
          route_.add(index, value);
          onChanged();
        } else {
          routeBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder addRoute(
          istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder builderForValue) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.add(builderForValue.build());
          onChanged();
        } else {
          routeBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder addRoute(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder builderForValue) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.add(index, builderForValue.build());
          onChanged();
        } else {
          routeBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder addAllRoute(
          java.lang.Iterable values) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(
              values, route_);
          onChanged();
        } else {
          routeBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder clearRoute() {
        if (routeBuilder_ == null) {
          route_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000002);
          onChanged();
        } else {
          routeBuilder_.clear();
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public Builder removeRoute(int index) {
        if (routeBuilder_ == null) {
          ensureRouteIsMutable();
          route_.remove(index);
          onChanged();
        } else {
          routeBuilder_.remove(index);
        }
        return this;
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder getRouteBuilder(
          int index) {
        return getRouteFieldBuilder().getBuilder(index);
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder getRouteOrBuilder(
          int index) {
        if (routeBuilder_ == null) {
          return route_.get(index);  } else {
          return routeBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public java.util.List 
           getRouteOrBuilderList() {
        if (routeBuilder_ != null) {
          return routeBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(route_);
        }
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder addRouteBuilder() {
        return getRouteFieldBuilder().addBuilder(
            istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.getDefaultInstance());
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder addRouteBuilder(
          int index) {
        return getRouteFieldBuilder().addBuilder(
            index, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.getDefaultInstance());
      }
      /**
       *        * The destination to which the connection should be forwarded to.
       * 
       *
       * repeated .istio.networking.v1alpha3.RouteDestination route = 2;
       */
      public java.util.List 
           getRouteBuilderList() {
        return getRouteFieldBuilder().getBuilderList();
      }
      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder> 
          getRouteFieldBuilder() {
        if (routeBuilder_ == null) {
          routeBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder>(
                  route_,
                  ((bitField0_ & 0x00000002) != 0),
                  getParentForChildren(),
                  isClean());
          route_ = null;
        }
        return routeBuilder_;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.TCPRoute)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.TCPRoute)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public TCPRoute parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new TCPRoute(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.TCPRoute getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface HTTPMatchRequestOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.HTTPMatchRequest)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * The name assigned to a match. The match's name will be
     * concatenated with the parent route's name and will be logged in
     * the access logs for requests matching this route.
     * 
     *
     * string name = 11;
     * @return The name.
     */
    java.lang.String getName();
    /**
     *      * The name assigned to a match. The match's name will be
     * concatenated with the parent route's name and will be logged in
     * the access logs for requests matching this route.
     * 
     *
     * string name = 11;
     * @return The bytes for name.
     */
    com.google.protobuf.ByteString
        getNameBytes();

    /**
     *      * URI to match
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * **Note:** Case-insensitive matching could be enabled via the
     * `ignore_uri_case` flag.
     * 
     *
     * .istio.networking.v1alpha3.StringMatch uri = 1;
     * @return Whether the uri field is set.
     */
    boolean hasUri();
    /**
     *      * URI to match
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * **Note:** Case-insensitive matching could be enabled via the
     * `ignore_uri_case` flag.
     * 
     *
     * .istio.networking.v1alpha3.StringMatch uri = 1;
     * @return The uri.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getUri();
    /**
     *      * URI to match
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * **Note:** Case-insensitive matching could be enabled via the
     * `ignore_uri_case` flag.
     * 
     *
     * .istio.networking.v1alpha3.StringMatch uri = 1;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getUriOrBuilder();

    /**
     *      * URI Scheme
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch scheme = 2;
     * @return Whether the scheme field is set.
     */
    boolean hasScheme();
    /**
     *      * URI Scheme
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch scheme = 2;
     * @return The scheme.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getScheme();
    /**
     *      * URI Scheme
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch scheme = 2;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getSchemeOrBuilder();

    /**
     *      * HTTP Method
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch method = 3;
     * @return Whether the method field is set.
     */
    boolean hasMethod();
    /**
     *      * HTTP Method
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch method = 3;
     * @return The method.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getMethod();
    /**
     *      * HTTP Method
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch method = 3;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getMethodOrBuilder();

    /**
     *      * HTTP Authority
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch authority = 4;
     * @return Whether the authority field is set.
     */
    boolean hasAuthority();
    /**
     *      * HTTP Authority
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch authority = 4;
     * @return The authority.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getAuthority();
    /**
     *      * HTTP Authority
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch authority = 4;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getAuthorityOrBuilder();

    /**
     *      * The header keys must be lowercase and use hyphen as the separator,
     * e.g. _x-request-id_.
     * Header values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * If the value is empty and only the name of header is specfied, presence of the header is checked.
     * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
     */
    int getHeadersCount();
    /**
     *      * The header keys must be lowercase and use hyphen as the separator,
     * e.g. _x-request-id_.
     * Header values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * If the value is empty and only the name of header is specfied, presence of the header is checked.
     * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
     */
    boolean containsHeaders(
        java.lang.String key);
    /**
     * Use {@link #getHeadersMap()} instead.
     */
    @java.lang.Deprecated
    java.util.Map
    getHeaders();
    /**
     *      * The header keys must be lowercase and use hyphen as the separator,
     * e.g. _x-request-id_.
     * Header values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * If the value is empty and only the name of header is specfied, presence of the header is checked.
     * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
     */
    java.util.Map
    getHeadersMap();
    /**
     *      * The header keys must be lowercase and use hyphen as the separator,
     * e.g. _x-request-id_.
     * Header values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * If the value is empty and only the name of header is specfied, presence of the header is checked.
     * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
     */

    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getHeadersOrDefault(
        java.lang.String key,
        istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch defaultValue);
    /**
     *      * The header keys must be lowercase and use hyphen as the separator,
     * e.g. _x-request-id_.
     * Header values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * If the value is empty and only the name of header is specfied, presence of the header is checked.
     * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
     */

    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getHeadersOrThrow(
        java.lang.String key);

    /**
     *      * Specifies the ports on the host that is being addressed. Many services
     * only expose a single port or label ports with the protocols they support,
     * in these cases it is not required to explicitly select the port.
     * 
     *
     * uint32 port = 6;
     * @return The port.
     */
    int getPort();

    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it must include the reserved gateway
     * `mesh` for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 7;
     */
    int getSourceLabelsCount();
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it must include the reserved gateway
     * `mesh` for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 7;
     */
    boolean containsSourceLabels(
        java.lang.String key);
    /**
     * Use {@link #getSourceLabelsMap()} instead.
     */
    @java.lang.Deprecated
    java.util.Map
    getSourceLabels();
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it must include the reserved gateway
     * `mesh` for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 7;
     */
    java.util.Map
    getSourceLabelsMap();
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it must include the reserved gateway
     * `mesh` for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 7;
     */

    java.lang.String getSourceLabelsOrDefault(
        java.lang.String key,
        java.lang.String defaultValue);
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it must include the reserved gateway
     * `mesh` for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 7;
     */

    java.lang.String getSourceLabelsOrThrow(
        java.lang.String key);

    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 8;
     * @return A list containing the gateways.
     */
    java.util.List
        getGatewaysList();
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 8;
     * @return The count of gateways.
     */
    int getGatewaysCount();
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 8;
     * @param index The index of the element to return.
     * @return The gateways at the given index.
     */
    java.lang.String getGateways(int index);
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 8;
     * @param index The index of the value to return.
     * @return The bytes of the gateways at the given index.
     */
    com.google.protobuf.ByteString
        getGatewaysBytes(int index);

    /**
     *      * Query parameters for matching.
     * Ex:
     * - For a query parameter like "?key=true", the map key would be "key" and
     *   the string match could be defined as `exact: "true"`.
     * - For a query parameter like "?key", the map key would be "key" and the
     *   string match could be defined as `exact: ""`.
     * - For a query parameter like "?key=123", the map key would be "key" and the
     *   string match could be defined as `regex: "\d+$"`. Note that this
     *   configuration will only match values like "123" but not "a123" or "123a".
     * **Note:** `prefix` matching is currently not supported.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
     */
    int getQueryParamsCount();
    /**
     *      * Query parameters for matching.
     * Ex:
     * - For a query parameter like "?key=true", the map key would be "key" and
     *   the string match could be defined as `exact: "true"`.
     * - For a query parameter like "?key", the map key would be "key" and the
     *   string match could be defined as `exact: ""`.
     * - For a query parameter like "?key=123", the map key would be "key" and the
     *   string match could be defined as `regex: "\d+$"`. Note that this
     *   configuration will only match values like "123" but not "a123" or "123a".
     * **Note:** `prefix` matching is currently not supported.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
     */
    boolean containsQueryParams(
        java.lang.String key);
    /**
     * Use {@link #getQueryParamsMap()} instead.
     */
    @java.lang.Deprecated
    java.util.Map
    getQueryParams();
    /**
     *      * Query parameters for matching.
     * Ex:
     * - For a query parameter like "?key=true", the map key would be "key" and
     *   the string match could be defined as `exact: "true"`.
     * - For a query parameter like "?key", the map key would be "key" and the
     *   string match could be defined as `exact: ""`.
     * - For a query parameter like "?key=123", the map key would be "key" and the
     *   string match could be defined as `regex: "\d+$"`. Note that this
     *   configuration will only match values like "123" but not "a123" or "123a".
     * **Note:** `prefix` matching is currently not supported.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
     */
    java.util.Map
    getQueryParamsMap();
    /**
     *      * Query parameters for matching.
     * Ex:
     * - For a query parameter like "?key=true", the map key would be "key" and
     *   the string match could be defined as `exact: "true"`.
     * - For a query parameter like "?key", the map key would be "key" and the
     *   string match could be defined as `exact: ""`.
     * - For a query parameter like "?key=123", the map key would be "key" and the
     *   string match could be defined as `regex: "\d+$"`. Note that this
     *   configuration will only match values like "123" but not "a123" or "123a".
     * **Note:** `prefix` matching is currently not supported.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
     */

    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getQueryParamsOrDefault(
        java.lang.String key,
        istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch defaultValue);
    /**
     *      * Query parameters for matching.
     * Ex:
     * - For a query parameter like "?key=true", the map key would be "key" and
     *   the string match could be defined as `exact: "true"`.
     * - For a query parameter like "?key", the map key would be "key" and the
     *   string match could be defined as `exact: ""`.
     * - For a query parameter like "?key=123", the map key would be "key" and the
     *   string match could be defined as `regex: "\d+$"`. Note that this
     *   configuration will only match values like "123" but not "a123" or "123a".
     * **Note:** `prefix` matching is currently not supported.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
     */

    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getQueryParamsOrThrow(
        java.lang.String key);

    /**
     *      * Flag to specify whether the URI matching should be case-insensitive.
     * **Note:** The case will be ignored only in the case of `exact` and `prefix`
     * URI matches.
     * 
     *
     * bool ignore_uri_case = 10;
     * @return The ignoreUriCase.
     */
    boolean getIgnoreUriCase();

    /**
     *      * withoutHeader has the same syntax with the header, but has opposite meaning.
     * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
     */
    int getWithoutHeadersCount();
    /**
     *      * withoutHeader has the same syntax with the header, but has opposite meaning.
     * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
     */
    boolean containsWithoutHeaders(
        java.lang.String key);
    /**
     * Use {@link #getWithoutHeadersMap()} instead.
     */
    @java.lang.Deprecated
    java.util.Map
    getWithoutHeaders();
    /**
     *      * withoutHeader has the same syntax with the header, but has opposite meaning.
     * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
     */
    java.util.Map
    getWithoutHeadersMap();
    /**
     *      * withoutHeader has the same syntax with the header, but has opposite meaning.
     * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
     */

    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getWithoutHeadersOrDefault(
        java.lang.String key,
        istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch defaultValue);
    /**
     *      * withoutHeader has the same syntax with the header, but has opposite meaning.
     * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
     */

    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getWithoutHeadersOrThrow(
        java.lang.String key);

    /**
     *      * Source namespace constraining the applicability of a rule to workloads in that namespace.
     * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
     * it must include the reserved gateway `mesh` for this field to be applicable.
     * 
     *
     * string source_namespace = 13;
     * @return The sourceNamespace.
     */
    java.lang.String getSourceNamespace();
    /**
     *      * Source namespace constraining the applicability of a rule to workloads in that namespace.
     * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
     * it must include the reserved gateway `mesh` for this field to be applicable.
     * 
     *
     * string source_namespace = 13;
     * @return The bytes for sourceNamespace.
     */
    com.google.protobuf.ByteString
        getSourceNamespaceBytes();
  }
  /**
   *    * HttpMatchRequest specifies a set of criterion to be met in order for the
   * rule to be applied to the HTTP request. For example, the following
   * restricts the rule to match only requests where the URL path
   * starts with /ratings/v2/ and the request contains a custom `end-user` header
   * with value `jason`.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: ratings-route
   * spec:
   *   hosts:
   *   - ratings.prod.svc.cluster.local
   *   http:
   *   - match:
   *     - headers:
   *         end-user:
   *           exact: jason
   *       uri:
   *         prefix: "/ratings/v2/"
   *       ignoreUriCase: true
   *     route:
   *     - destination:
   *         host: ratings.prod.svc.cluster.local
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: ratings-route
   * spec:
   *   hosts:
   *   - ratings.prod.svc.cluster.local
   *   http:
   *   - match:
   *     - headers:
   *         end-user:
   *           exact: jason
   *       uri:
   *         prefix: "/ratings/v2/"
   *       ignoreUriCase: true
   *     route:
   *     - destination:
   *         host: ratings.prod.svc.cluster.local
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * HTTPMatchRequest CANNOT be empty.
   * **Note:** No regex string match can be set when delegate VirtualService is specified.
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.HTTPMatchRequest}
   */
  public static final class HTTPMatchRequest extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.HTTPMatchRequest)
      HTTPMatchRequestOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use HTTPMatchRequest.newBuilder() to construct.
    private HTTPMatchRequest(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private HTTPMatchRequest() {
      name_ = "";
      gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      sourceNamespace_ = "";
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new HTTPMatchRequest();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
    getUnknownFields() {
      return this.unknownFields;
    }
    private HTTPMatchRequest(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      this();
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      int mutable_bitField0_ = 0;
      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
          com.google.protobuf.UnknownFieldSet.newBuilder();
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder subBuilder = null;
              if (uri_ != null) {
                subBuilder = uri_.toBuilder();
              }
              uri_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(uri_);
                uri_ = subBuilder.buildPartial();
              }

              break;
            }
            case 18: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder subBuilder = null;
              if (scheme_ != null) {
                subBuilder = scheme_.toBuilder();
              }
              scheme_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(scheme_);
                scheme_ = subBuilder.buildPartial();
              }

              break;
            }
            case 26: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder subBuilder = null;
              if (method_ != null) {
                subBuilder = method_.toBuilder();
              }
              method_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(method_);
                method_ = subBuilder.buildPartial();
              }

              break;
            }
            case 34: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder subBuilder = null;
              if (authority_ != null) {
                subBuilder = authority_.toBuilder();
              }
              authority_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(authority_);
                authority_ = subBuilder.buildPartial();
              }

              break;
            }
            case 42: {
              if (!((mutable_bitField0_ & 0x00000001) != 0)) {
                headers_ = com.google.protobuf.MapField.newMapField(
                    HeadersDefaultEntryHolder.defaultEntry);
                mutable_bitField0_ |= 0x00000001;
              }
              com.google.protobuf.MapEntry
              headers__ = input.readMessage(
                  HeadersDefaultEntryHolder.defaultEntry.getParserForType(), extensionRegistry);
              headers_.getMutableMap().put(
                  headers__.getKey(), headers__.getValue());
              break;
            }
            case 48: {

              port_ = input.readUInt32();
              break;
            }
            case 58: {
              if (!((mutable_bitField0_ & 0x00000002) != 0)) {
                sourceLabels_ = com.google.protobuf.MapField.newMapField(
                    SourceLabelsDefaultEntryHolder.defaultEntry);
                mutable_bitField0_ |= 0x00000002;
              }
              com.google.protobuf.MapEntry
              sourceLabels__ = input.readMessage(
                  SourceLabelsDefaultEntryHolder.defaultEntry.getParserForType(), extensionRegistry);
              sourceLabels_.getMutableMap().put(
                  sourceLabels__.getKey(), sourceLabels__.getValue());
              break;
            }
            case 66: {
              java.lang.String s = input.readStringRequireUtf8();
              if (!((mutable_bitField0_ & 0x00000004) != 0)) {
                gateways_ = new com.google.protobuf.LazyStringArrayList();
                mutable_bitField0_ |= 0x00000004;
              }
              gateways_.add(s);
              break;
            }
            case 74: {
              if (!((mutable_bitField0_ & 0x00000008) != 0)) {
                queryParams_ = com.google.protobuf.MapField.newMapField(
                    QueryParamsDefaultEntryHolder.defaultEntry);
                mutable_bitField0_ |= 0x00000008;
              }
              com.google.protobuf.MapEntry
              queryParams__ = input.readMessage(
                  QueryParamsDefaultEntryHolder.defaultEntry.getParserForType(), extensionRegistry);
              queryParams_.getMutableMap().put(
                  queryParams__.getKey(), queryParams__.getValue());
              break;
            }
            case 80: {

              ignoreUriCase_ = input.readBool();
              break;
            }
            case 90: {
              java.lang.String s = input.readStringRequireUtf8();

              name_ = s;
              break;
            }
            case 98: {
              if (!((mutable_bitField0_ & 0x00000010) != 0)) {
                withoutHeaders_ = com.google.protobuf.MapField.newMapField(
                    WithoutHeadersDefaultEntryHolder.defaultEntry);
                mutable_bitField0_ |= 0x00000010;
              }
              com.google.protobuf.MapEntry
              withoutHeaders__ = input.readMessage(
                  WithoutHeadersDefaultEntryHolder.defaultEntry.getParserForType(), extensionRegistry);
              withoutHeaders_.getMutableMap().put(
                  withoutHeaders__.getKey(), withoutHeaders__.getValue());
              break;
            }
            case 106: {
              java.lang.String s = input.readStringRequireUtf8();

              sourceNamespace_ = s;
              break;
            }
            default: {
              if (!parseUnknownField(
                  input, unknownFields, extensionRegistry, tag)) {
                done = true;
              }
              break;
            }
          }
        }
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(this);
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(
            e).setUnfinishedMessage(this);
      } finally {
        if (((mutable_bitField0_ & 0x00000004) != 0)) {
          gateways_ = gateways_.getUnmodifiableView();
        }
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPMatchRequest_descriptor;
    }

    @SuppressWarnings({"rawtypes"})
    @java.lang.Override
    protected com.google.protobuf.MapField internalGetMapField(
        int number) {
      switch (number) {
        case 5:
          return internalGetHeaders();
        case 7:
          return internalGetSourceLabels();
        case 9:
          return internalGetQueryParams();
        case 12:
          return internalGetWithoutHeaders();
        default:
          throw new RuntimeException(
              "Invalid map field number: " + number);
      }
    }
    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPMatchRequest_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.class, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.Builder.class);
    }

    public static final int NAME_FIELD_NUMBER = 11;
    private volatile java.lang.Object name_;
    /**
     *      * The name assigned to a match. The match's name will be
     * concatenated with the parent route's name and will be logged in
     * the access logs for requests matching this route.
     * 
     *
     * string name = 11;
     * @return The name.
     */
    @java.lang.Override
    public java.lang.String getName() {
      java.lang.Object ref = name_;
      if (ref instanceof java.lang.String) {
        return (java.lang.String) ref;
      } else {
        com.google.protobuf.ByteString bs = 
            (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        name_ = s;
        return s;
      }
    }
    /**
     *      * The name assigned to a match. The match's name will be
     * concatenated with the parent route's name and will be logged in
     * the access logs for requests matching this route.
     * 
     *
     * string name = 11;
     * @return The bytes for name.
     */
    @java.lang.Override
    public com.google.protobuf.ByteString
        getNameBytes() {
      java.lang.Object ref = name_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
                (java.lang.String) ref);
        name_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }

    public static final int URI_FIELD_NUMBER = 1;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch uri_;
    /**
     *      * URI to match
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * **Note:** Case-insensitive matching could be enabled via the
     * `ignore_uri_case` flag.
     * 
     *
     * .istio.networking.v1alpha3.StringMatch uri = 1;
     * @return Whether the uri field is set.
     */
    @java.lang.Override
    public boolean hasUri() {
      return uri_ != null;
    }
    /**
     *      * URI to match
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * **Note:** Case-insensitive matching could be enabled via the
     * `ignore_uri_case` flag.
     * 
     *
     * .istio.networking.v1alpha3.StringMatch uri = 1;
     * @return The uri.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getUri() {
      return uri_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : uri_;
    }
    /**
     *      * URI to match
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * **Note:** Case-insensitive matching could be enabled via the
     * `ignore_uri_case` flag.
     * 
     *
     * .istio.networking.v1alpha3.StringMatch uri = 1;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getUriOrBuilder() {
      return getUri();
    }

    public static final int SCHEME_FIELD_NUMBER = 2;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch scheme_;
    /**
     *      * URI Scheme
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch scheme = 2;
     * @return Whether the scheme field is set.
     */
    @java.lang.Override
    public boolean hasScheme() {
      return scheme_ != null;
    }
    /**
     *      * URI Scheme
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch scheme = 2;
     * @return The scheme.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getScheme() {
      return scheme_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : scheme_;
    }
    /**
     *      * URI Scheme
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch scheme = 2;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getSchemeOrBuilder() {
      return getScheme();
    }

    public static final int METHOD_FIELD_NUMBER = 3;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch method_;
    /**
     *      * HTTP Method
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch method = 3;
     * @return Whether the method field is set.
     */
    @java.lang.Override
    public boolean hasMethod() {
      return method_ != null;
    }
    /**
     *      * HTTP Method
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch method = 3;
     * @return The method.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getMethod() {
      return method_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : method_;
    }
    /**
     *      * HTTP Method
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch method = 3;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getMethodOrBuilder() {
      return getMethod();
    }

    public static final int AUTHORITY_FIELD_NUMBER = 4;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch authority_;
    /**
     *      * HTTP Authority
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch authority = 4;
     * @return Whether the authority field is set.
     */
    @java.lang.Override
    public boolean hasAuthority() {
      return authority_ != null;
    }
    /**
     *      * HTTP Authority
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch authority = 4;
     * @return The authority.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getAuthority() {
      return authority_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : authority_;
    }
    /**
     *      * HTTP Authority
     * values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * 
     *
     * .istio.networking.v1alpha3.StringMatch authority = 4;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getAuthorityOrBuilder() {
      return getAuthority();
    }

    public static final int HEADERS_FIELD_NUMBER = 5;
    private static final class HeadersDefaultEntryHolder {
      static final com.google.protobuf.MapEntry<
          java.lang.String, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch> defaultEntry =
              com.google.protobuf.MapEntry
              .newDefaultInstance(
                  istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPMatchRequest_HeadersEntry_descriptor, 
                  com.google.protobuf.WireFormat.FieldType.STRING,
                  "",
                  com.google.protobuf.WireFormat.FieldType.MESSAGE,
                  istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance());
    }
    private com.google.protobuf.MapField<
        java.lang.String, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch> headers_;
    private com.google.protobuf.MapField
    internalGetHeaders() {
      if (headers_ == null) {
        return com.google.protobuf.MapField.emptyMapField(
            HeadersDefaultEntryHolder.defaultEntry);
      }
      return headers_;
    }

    public int getHeadersCount() {
      return internalGetHeaders().getMap().size();
    }
    /**
     *      * The header keys must be lowercase and use hyphen as the separator,
     * e.g. _x-request-id_.
     * Header values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * If the value is empty and only the name of header is specfied, presence of the header is checked.
     * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
     */

    @java.lang.Override
    public boolean containsHeaders(
        java.lang.String key) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      return internalGetHeaders().getMap().containsKey(key);
    }
    /**
     * Use {@link #getHeadersMap()} instead.
     */
    @java.lang.Override
    @java.lang.Deprecated
    public java.util.Map getHeaders() {
      return getHeadersMap();
    }
    /**
     *      * The header keys must be lowercase and use hyphen as the separator,
     * e.g. _x-request-id_.
     * Header values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * If the value is empty and only the name of header is specfied, presence of the header is checked.
     * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
     */
    @java.lang.Override

    public java.util.Map getHeadersMap() {
      return internalGetHeaders().getMap();
    }
    /**
     *      * The header keys must be lowercase and use hyphen as the separator,
     * e.g. _x-request-id_.
     * Header values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * If the value is empty and only the name of header is specfied, presence of the header is checked.
     * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
     */
    @java.lang.Override

    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getHeadersOrDefault(
        java.lang.String key,
        istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch defaultValue) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      java.util.Map map =
          internalGetHeaders().getMap();
      return map.containsKey(key) ? map.get(key) : defaultValue;
    }
    /**
     *      * The header keys must be lowercase and use hyphen as the separator,
     * e.g. _x-request-id_.
     * Header values are case-sensitive and formatted as follows:
     * - `exact: "value"` for exact string match
     * - `prefix: "value"` for prefix-based match
     * - `regex: "value"` for ECMAscript style regex-based match
     * If the value is empty and only the name of header is specfied, presence of the header is checked.
     * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
     */
    @java.lang.Override

    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getHeadersOrThrow(
        java.lang.String key) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      java.util.Map map =
          internalGetHeaders().getMap();
      if (!map.containsKey(key)) {
        throw new java.lang.IllegalArgumentException();
      }
      return map.get(key);
    }

    public static final int PORT_FIELD_NUMBER = 6;
    private int port_;
    /**
     *      * Specifies the ports on the host that is being addressed. Many services
     * only expose a single port or label ports with the protocols they support,
     * in these cases it is not required to explicitly select the port.
     * 
     *
     * uint32 port = 6;
     * @return The port.
     */
    @java.lang.Override
    public int getPort() {
      return port_;
    }

    public static final int SOURCE_LABELS_FIELD_NUMBER = 7;
    private static final class SourceLabelsDefaultEntryHolder {
      static final com.google.protobuf.MapEntry<
          java.lang.String, java.lang.String> defaultEntry =
              com.google.protobuf.MapEntry
              .newDefaultInstance(
                  istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPMatchRequest_SourceLabelsEntry_descriptor, 
                  com.google.protobuf.WireFormat.FieldType.STRING,
                  "",
                  com.google.protobuf.WireFormat.FieldType.STRING,
                  "");
    }
    private com.google.protobuf.MapField<
        java.lang.String, java.lang.String> sourceLabels_;
    private com.google.protobuf.MapField
    internalGetSourceLabels() {
      if (sourceLabels_ == null) {
        return com.google.protobuf.MapField.emptyMapField(
            SourceLabelsDefaultEntryHolder.defaultEntry);
      }
      return sourceLabels_;
    }

    public int getSourceLabelsCount() {
      return internalGetSourceLabels().getMap().size();
    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it must include the reserved gateway
     * `mesh` for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 7;
     */

    @java.lang.Override
    public boolean containsSourceLabels(
        java.lang.String key) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      return internalGetSourceLabels().getMap().containsKey(key);
    }
    /**
     * Use {@link #getSourceLabelsMap()} instead.
     */
    @java.lang.Override
    @java.lang.Deprecated
    public java.util.Map getSourceLabels() {
      return getSourceLabelsMap();
    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it must include the reserved gateway
     * `mesh` for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 7;
     */
    @java.lang.Override

    public java.util.Map getSourceLabelsMap() {
      return internalGetSourceLabels().getMap();
    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it must include the reserved gateway
     * `mesh` for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 7;
     */
    @java.lang.Override

    public java.lang.String getSourceLabelsOrDefault(
        java.lang.String key,
        java.lang.String defaultValue) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      java.util.Map map =
          internalGetSourceLabels().getMap();
      return map.containsKey(key) ? map.get(key) : defaultValue;
    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it must include the reserved gateway
     * `mesh` for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 7;
     */
    @java.lang.Override

    public java.lang.String getSourceLabelsOrThrow(
        java.lang.String key) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      java.util.Map map =
          internalGetSourceLabels().getMap();
      if (!map.containsKey(key)) {
        throw new java.lang.IllegalArgumentException();
      }
      return map.get(key);
    }

    public static final int GATEWAYS_FIELD_NUMBER = 8;
    private com.google.protobuf.LazyStringList gateways_;
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 8;
     * @return A list containing the gateways.
     */
    public com.google.protobuf.ProtocolStringList
        getGatewaysList() {
      return gateways_;
    }
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 8;
     * @return The count of gateways.
     */
    public int getGatewaysCount() {
      return gateways_.size();
    }
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 8;
     * @param index The index of the element to return.
     * @return The gateways at the given index.
     */
    public java.lang.String getGateways(int index) {
      return gateways_.get(index);
    }
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 8;
     * @param index The index of the value to return.
     * @return The bytes of the gateways at the given index.
     */
    public com.google.protobuf.ByteString
        getGatewaysBytes(int index) {
      return gateways_.getByteString(index);
    }

    public static final int QUERY_PARAMS_FIELD_NUMBER = 9;
    private static final class QueryParamsDefaultEntryHolder {
      static final com.google.protobuf.MapEntry<
          java.lang.String, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch> defaultEntry =
              com.google.protobuf.MapEntry
              .newDefaultInstance(
                  istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPMatchRequest_QueryParamsEntry_descriptor, 
                  com.google.protobuf.WireFormat.FieldType.STRING,
                  "",
                  com.google.protobuf.WireFormat.FieldType.MESSAGE,
                  istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance());
    }
    private com.google.protobuf.MapField<
        java.lang.String, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch> queryParams_;
    private com.google.protobuf.MapField
    internalGetQueryParams() {
      if (queryParams_ == null) {
        return com.google.protobuf.MapField.emptyMapField(
            QueryParamsDefaultEntryHolder.defaultEntry);
      }
      return queryParams_;
    }

    public int getQueryParamsCount() {
      return internalGetQueryParams().getMap().size();
    }
    /**
     *      * Query parameters for matching.
     * Ex:
     * - For a query parameter like "?key=true", the map key would be "key" and
     *   the string match could be defined as `exact: "true"`.
     * - For a query parameter like "?key", the map key would be "key" and the
     *   string match could be defined as `exact: ""`.
     * - For a query parameter like "?key=123", the map key would be "key" and the
     *   string match could be defined as `regex: "\d+$"`. Note that this
     *   configuration will only match values like "123" but not "a123" or "123a".
     * **Note:** `prefix` matching is currently not supported.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
     */

    @java.lang.Override
    public boolean containsQueryParams(
        java.lang.String key) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      return internalGetQueryParams().getMap().containsKey(key);
    }
    /**
     * Use {@link #getQueryParamsMap()} instead.
     */
    @java.lang.Override
    @java.lang.Deprecated
    public java.util.Map getQueryParams() {
      return getQueryParamsMap();
    }
    /**
     *      * Query parameters for matching.
     * Ex:
     * - For a query parameter like "?key=true", the map key would be "key" and
     *   the string match could be defined as `exact: "true"`.
     * - For a query parameter like "?key", the map key would be "key" and the
     *   string match could be defined as `exact: ""`.
     * - For a query parameter like "?key=123", the map key would be "key" and the
     *   string match could be defined as `regex: "\d+$"`. Note that this
     *   configuration will only match values like "123" but not "a123" or "123a".
     * **Note:** `prefix` matching is currently not supported.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
     */
    @java.lang.Override

    public java.util.Map getQueryParamsMap() {
      return internalGetQueryParams().getMap();
    }
    /**
     *      * Query parameters for matching.
     * Ex:
     * - For a query parameter like "?key=true", the map key would be "key" and
     *   the string match could be defined as `exact: "true"`.
     * - For a query parameter like "?key", the map key would be "key" and the
     *   string match could be defined as `exact: ""`.
     * - For a query parameter like "?key=123", the map key would be "key" and the
     *   string match could be defined as `regex: "\d+$"`. Note that this
     *   configuration will only match values like "123" but not "a123" or "123a".
     * **Note:** `prefix` matching is currently not supported.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
     */
    @java.lang.Override

    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getQueryParamsOrDefault(
        java.lang.String key,
        istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch defaultValue) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      java.util.Map map =
          internalGetQueryParams().getMap();
      return map.containsKey(key) ? map.get(key) : defaultValue;
    }
    /**
     *      * Query parameters for matching.
     * Ex:
     * - For a query parameter like "?key=true", the map key would be "key" and
     *   the string match could be defined as `exact: "true"`.
     * - For a query parameter like "?key", the map key would be "key" and the
     *   string match could be defined as `exact: ""`.
     * - For a query parameter like "?key=123", the map key would be "key" and the
     *   string match could be defined as `regex: "\d+$"`. Note that this
     *   configuration will only match values like "123" but not "a123" or "123a".
     * **Note:** `prefix` matching is currently not supported.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
     */
    @java.lang.Override

    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getQueryParamsOrThrow(
        java.lang.String key) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      java.util.Map map =
          internalGetQueryParams().getMap();
      if (!map.containsKey(key)) {
        throw new java.lang.IllegalArgumentException();
      }
      return map.get(key);
    }

    public static final int IGNORE_URI_CASE_FIELD_NUMBER = 10;
    private boolean ignoreUriCase_;
    /**
     *      * Flag to specify whether the URI matching should be case-insensitive.
     * **Note:** The case will be ignored only in the case of `exact` and `prefix`
     * URI matches.
     * 
     *
     * bool ignore_uri_case = 10;
     * @return The ignoreUriCase.
     */
    @java.lang.Override
    public boolean getIgnoreUriCase() {
      return ignoreUriCase_;
    }

    public static final int WITHOUT_HEADERS_FIELD_NUMBER = 12;
    private static final class WithoutHeadersDefaultEntryHolder {
      static final com.google.protobuf.MapEntry<
          java.lang.String, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch> defaultEntry =
              com.google.protobuf.MapEntry
              .newDefaultInstance(
                  istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPMatchRequest_WithoutHeadersEntry_descriptor, 
                  com.google.protobuf.WireFormat.FieldType.STRING,
                  "",
                  com.google.protobuf.WireFormat.FieldType.MESSAGE,
                  istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance());
    }
    private com.google.protobuf.MapField<
        java.lang.String, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch> withoutHeaders_;
    private com.google.protobuf.MapField
    internalGetWithoutHeaders() {
      if (withoutHeaders_ == null) {
        return com.google.protobuf.MapField.emptyMapField(
            WithoutHeadersDefaultEntryHolder.defaultEntry);
      }
      return withoutHeaders_;
    }

    public int getWithoutHeadersCount() {
      return internalGetWithoutHeaders().getMap().size();
    }
    /**
     *      * withoutHeader has the same syntax with the header, but has opposite meaning.
     * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
     */

    @java.lang.Override
    public boolean containsWithoutHeaders(
        java.lang.String key) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      return internalGetWithoutHeaders().getMap().containsKey(key);
    }
    /**
     * Use {@link #getWithoutHeadersMap()} instead.
     */
    @java.lang.Override
    @java.lang.Deprecated
    public java.util.Map getWithoutHeaders() {
      return getWithoutHeadersMap();
    }
    /**
     *      * withoutHeader has the same syntax with the header, but has opposite meaning.
     * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
     * 
     *
     * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
     */
    @java.lang.Override

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     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
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     * spec:
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     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * HTTPMatchRequest CANNOT be empty.
     * **Note:** No regex string match can be set when delegate VirtualService is specified.
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      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest) {
          return mergeFrom((istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest)other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest other) {
        if (other == istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest.getDefaultInstance()) return this;
        if (!other.getName().isEmpty()) {
          name_ = other.name_;
          onChanged();
        }
        if (other.hasUri()) {
          mergeUri(other.getUri());
        }
        if (other.hasScheme()) {
          mergeScheme(other.getScheme());
        }
        if (other.hasMethod()) {
          mergeMethod(other.getMethod());
        }
        if (other.hasAuthority()) {
          mergeAuthority(other.getAuthority());
        }
        internalGetMutableHeaders().mergeFrom(
            other.internalGetHeaders());
        if (other.getPort() != 0) {
          setPort(other.getPort());
        }
        internalGetMutableSourceLabels().mergeFrom(
            other.internalGetSourceLabels());
        if (!other.gateways_.isEmpty()) {
          if (gateways_.isEmpty()) {
            gateways_ = other.gateways_;
            bitField0_ = (bitField0_ & ~0x00000004);
          } else {
            ensureGatewaysIsMutable();
            gateways_.addAll(other.gateways_);
          }
          onChanged();
        }
        internalGetMutableQueryParams().mergeFrom(
            other.internalGetQueryParams());
        if (other.getIgnoreUriCase() != false) {
          setIgnoreUriCase(other.getIgnoreUriCase());
        }
        internalGetMutableWithoutHeaders().mergeFrom(
            other.internalGetWithoutHeaders());
        if (!other.getSourceNamespace().isEmpty()) {
          sourceNamespace_ = other.sourceNamespace_;
          onChanged();
        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }
      private int bitField0_;

      private java.lang.Object name_ = "";
      /**
       *        * The name assigned to a match. The match's name will be
       * concatenated with the parent route's name and will be logged in
       * the access logs for requests matching this route.
       * 
       *
       * string name = 11;
       * @return The name.
       */
      public java.lang.String getName() {
        java.lang.Object ref = name_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          name_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * The name assigned to a match. The match's name will be
       * concatenated with the parent route's name and will be logged in
       * the access logs for requests matching this route.
       * 
       *
       * string name = 11;
       * @return The bytes for name.
       */
      public com.google.protobuf.ByteString
          getNameBytes() {
        java.lang.Object ref = name_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          name_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * The name assigned to a match. The match's name will be
       * concatenated with the parent route's name and will be logged in
       * the access logs for requests matching this route.
       * 
       *
       * string name = 11;
       * @param value The name to set.
       * @return This builder for chaining.
       */
      public Builder setName(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        name_ = value;
        onChanged();
        return this;
      }
      /**
       *        * The name assigned to a match. The match's name will be
       * concatenated with the parent route's name and will be logged in
       * the access logs for requests matching this route.
       * 
       *
       * string name = 11;
       * @return This builder for chaining.
       */
      public Builder clearName() {
        
        name_ = getDefaultInstance().getName();
        onChanged();
        return this;
      }
      /**
       *        * The name assigned to a match. The match's name will be
       * concatenated with the parent route's name and will be logged in
       * the access logs for requests matching this route.
       * 
       *
       * string name = 11;
       * @param value The bytes for name to set.
       * @return This builder for chaining.
       */
      public Builder setNameBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        name_ = value;
        onChanged();
        return this;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch uri_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder> uriBuilder_;
      /**
       *        * URI to match
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * **Note:** Case-insensitive matching could be enabled via the
       * `ignore_uri_case` flag.
       * 
       *
       * .istio.networking.v1alpha3.StringMatch uri = 1;
       * @return Whether the uri field is set.
       */
      public boolean hasUri() {
        return uriBuilder_ != null || uri_ != null;
      }
      /**
       *        * URI to match
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * **Note:** Case-insensitive matching could be enabled via the
       * `ignore_uri_case` flag.
       * 
       *
       * .istio.networking.v1alpha3.StringMatch uri = 1;
       * @return The uri.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getUri() {
        if (uriBuilder_ == null) {
          return uri_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : uri_;
        } else {
          return uriBuilder_.getMessage();
        }
      }
      /**
       *        * URI to match
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * **Note:** Case-insensitive matching could be enabled via the
       * `ignore_uri_case` flag.
       * 
       *
       * .istio.networking.v1alpha3.StringMatch uri = 1;
       */
      public Builder setUri(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (uriBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          uri_ = value;
          onChanged();
        } else {
          uriBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * URI to match
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * **Note:** Case-insensitive matching could be enabled via the
       * `ignore_uri_case` flag.
       * 
       *
       * .istio.networking.v1alpha3.StringMatch uri = 1;
       */
      public Builder setUri(
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder builderForValue) {
        if (uriBuilder_ == null) {
          uri_ = builderForValue.build();
          onChanged();
        } else {
          uriBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * URI to match
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * **Note:** Case-insensitive matching could be enabled via the
       * `ignore_uri_case` flag.
       * 
       *
       * .istio.networking.v1alpha3.StringMatch uri = 1;
       */
      public Builder mergeUri(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (uriBuilder_ == null) {
          if (uri_ != null) {
            uri_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.newBuilder(uri_).mergeFrom(value).buildPartial();
          } else {
            uri_ = value;
          }
          onChanged();
        } else {
          uriBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * URI to match
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * **Note:** Case-insensitive matching could be enabled via the
       * `ignore_uri_case` flag.
       * 
       *
       * .istio.networking.v1alpha3.StringMatch uri = 1;
       */
      public Builder clearUri() {
        if (uriBuilder_ == null) {
          uri_ = null;
          onChanged();
        } else {
          uri_ = null;
          uriBuilder_ = null;
        }

        return this;
      }
      /**
       *        * URI to match
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * **Note:** Case-insensitive matching could be enabled via the
       * `ignore_uri_case` flag.
       * 
       *
       * .istio.networking.v1alpha3.StringMatch uri = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder getUriBuilder() {
        
        onChanged();
        return getUriFieldBuilder().getBuilder();
      }
      /**
       *        * URI to match
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * **Note:** Case-insensitive matching could be enabled via the
       * `ignore_uri_case` flag.
       * 
       *
       * .istio.networking.v1alpha3.StringMatch uri = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getUriOrBuilder() {
        if (uriBuilder_ != null) {
          return uriBuilder_.getMessageOrBuilder();
        } else {
          return uri_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : uri_;
        }
      }
      /**
       *        * URI to match
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * **Note:** Case-insensitive matching could be enabled via the
       * `ignore_uri_case` flag.
       * 
       *
       * .istio.networking.v1alpha3.StringMatch uri = 1;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder> 
          getUriFieldBuilder() {
        if (uriBuilder_ == null) {
          uriBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder>(
                  getUri(),
                  getParentForChildren(),
                  isClean());
          uri_ = null;
        }
        return uriBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch scheme_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder> schemeBuilder_;
      /**
       *        * URI Scheme
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch scheme = 2;
       * @return Whether the scheme field is set.
       */
      public boolean hasScheme() {
        return schemeBuilder_ != null || scheme_ != null;
      }
      /**
       *        * URI Scheme
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch scheme = 2;
       * @return The scheme.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getScheme() {
        if (schemeBuilder_ == null) {
          return scheme_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : scheme_;
        } else {
          return schemeBuilder_.getMessage();
        }
      }
      /**
       *        * URI Scheme
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch scheme = 2;
       */
      public Builder setScheme(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (schemeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          scheme_ = value;
          onChanged();
        } else {
          schemeBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * URI Scheme
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch scheme = 2;
       */
      public Builder setScheme(
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder builderForValue) {
        if (schemeBuilder_ == null) {
          scheme_ = builderForValue.build();
          onChanged();
        } else {
          schemeBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * URI Scheme
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch scheme = 2;
       */
      public Builder mergeScheme(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (schemeBuilder_ == null) {
          if (scheme_ != null) {
            scheme_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.newBuilder(scheme_).mergeFrom(value).buildPartial();
          } else {
            scheme_ = value;
          }
          onChanged();
        } else {
          schemeBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * URI Scheme
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch scheme = 2;
       */
      public Builder clearScheme() {
        if (schemeBuilder_ == null) {
          scheme_ = null;
          onChanged();
        } else {
          scheme_ = null;
          schemeBuilder_ = null;
        }

        return this;
      }
      /**
       *        * URI Scheme
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch scheme = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder getSchemeBuilder() {
        
        onChanged();
        return getSchemeFieldBuilder().getBuilder();
      }
      /**
       *        * URI Scheme
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch scheme = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getSchemeOrBuilder() {
        if (schemeBuilder_ != null) {
          return schemeBuilder_.getMessageOrBuilder();
        } else {
          return scheme_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : scheme_;
        }
      }
      /**
       *        * URI Scheme
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch scheme = 2;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder> 
          getSchemeFieldBuilder() {
        if (schemeBuilder_ == null) {
          schemeBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder>(
                  getScheme(),
                  getParentForChildren(),
                  isClean());
          scheme_ = null;
        }
        return schemeBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch method_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder> methodBuilder_;
      /**
       *        * HTTP Method
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch method = 3;
       * @return Whether the method field is set.
       */
      public boolean hasMethod() {
        return methodBuilder_ != null || method_ != null;
      }
      /**
       *        * HTTP Method
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch method = 3;
       * @return The method.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getMethod() {
        if (methodBuilder_ == null) {
          return method_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : method_;
        } else {
          return methodBuilder_.getMessage();
        }
      }
      /**
       *        * HTTP Method
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch method = 3;
       */
      public Builder setMethod(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (methodBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          method_ = value;
          onChanged();
        } else {
          methodBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * HTTP Method
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch method = 3;
       */
      public Builder setMethod(
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder builderForValue) {
        if (methodBuilder_ == null) {
          method_ = builderForValue.build();
          onChanged();
        } else {
          methodBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * HTTP Method
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch method = 3;
       */
      public Builder mergeMethod(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (methodBuilder_ == null) {
          if (method_ != null) {
            method_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.newBuilder(method_).mergeFrom(value).buildPartial();
          } else {
            method_ = value;
          }
          onChanged();
        } else {
          methodBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * HTTP Method
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch method = 3;
       */
      public Builder clearMethod() {
        if (methodBuilder_ == null) {
          method_ = null;
          onChanged();
        } else {
          method_ = null;
          methodBuilder_ = null;
        }

        return this;
      }
      /**
       *        * HTTP Method
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch method = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder getMethodBuilder() {
        
        onChanged();
        return getMethodFieldBuilder().getBuilder();
      }
      /**
       *        * HTTP Method
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch method = 3;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getMethodOrBuilder() {
        if (methodBuilder_ != null) {
          return methodBuilder_.getMessageOrBuilder();
        } else {
          return method_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : method_;
        }
      }
      /**
       *        * HTTP Method
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch method = 3;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder> 
          getMethodFieldBuilder() {
        if (methodBuilder_ == null) {
          methodBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder>(
                  getMethod(),
                  getParentForChildren(),
                  isClean());
          method_ = null;
        }
        return methodBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch authority_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder> authorityBuilder_;
      /**
       *        * HTTP Authority
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch authority = 4;
       * @return Whether the authority field is set.
       */
      public boolean hasAuthority() {
        return authorityBuilder_ != null || authority_ != null;
      }
      /**
       *        * HTTP Authority
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch authority = 4;
       * @return The authority.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getAuthority() {
        if (authorityBuilder_ == null) {
          return authority_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : authority_;
        } else {
          return authorityBuilder_.getMessage();
        }
      }
      /**
       *        * HTTP Authority
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch authority = 4;
       */
      public Builder setAuthority(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (authorityBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          authority_ = value;
          onChanged();
        } else {
          authorityBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * HTTP Authority
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch authority = 4;
       */
      public Builder setAuthority(
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder builderForValue) {
        if (authorityBuilder_ == null) {
          authority_ = builderForValue.build();
          onChanged();
        } else {
          authorityBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * HTTP Authority
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch authority = 4;
       */
      public Builder mergeAuthority(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (authorityBuilder_ == null) {
          if (authority_ != null) {
            authority_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.newBuilder(authority_).mergeFrom(value).buildPartial();
          } else {
            authority_ = value;
          }
          onChanged();
        } else {
          authorityBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * HTTP Authority
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch authority = 4;
       */
      public Builder clearAuthority() {
        if (authorityBuilder_ == null) {
          authority_ = null;
          onChanged();
        } else {
          authority_ = null;
          authorityBuilder_ = null;
        }

        return this;
      }
      /**
       *        * HTTP Authority
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch authority = 4;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder getAuthorityBuilder() {
        
        onChanged();
        return getAuthorityFieldBuilder().getBuilder();
      }
      /**
       *        * HTTP Authority
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch authority = 4;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getAuthorityOrBuilder() {
        if (authorityBuilder_ != null) {
          return authorityBuilder_.getMessageOrBuilder();
        } else {
          return authority_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance() : authority_;
        }
      }
      /**
       *        * HTTP Authority
       * values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * 
       *
       * .istio.networking.v1alpha3.StringMatch authority = 4;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder> 
          getAuthorityFieldBuilder() {
        if (authorityBuilder_ == null) {
          authorityBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder>(
                  getAuthority(),
                  getParentForChildren(),
                  isClean());
          authority_ = null;
        }
        return authorityBuilder_;
      }

      private com.google.protobuf.MapField<
          java.lang.String, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch> headers_;
      private com.google.protobuf.MapField
      internalGetHeaders() {
        if (headers_ == null) {
          return com.google.protobuf.MapField.emptyMapField(
              HeadersDefaultEntryHolder.defaultEntry);
        }
        return headers_;
      }
      private com.google.protobuf.MapField
      internalGetMutableHeaders() {
        onChanged();;
        if (headers_ == null) {
          headers_ = com.google.protobuf.MapField.newMapField(
              HeadersDefaultEntryHolder.defaultEntry);
        }
        if (!headers_.isMutable()) {
          headers_ = headers_.copy();
        }
        return headers_;
      }

      public int getHeadersCount() {
        return internalGetHeaders().getMap().size();
      }
      /**
       *        * The header keys must be lowercase and use hyphen as the separator,
       * e.g. _x-request-id_.
       * Header values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * If the value is empty and only the name of header is specfied, presence of the header is checked.
       * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
       */

      @java.lang.Override
      public boolean containsHeaders(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        return internalGetHeaders().getMap().containsKey(key);
      }
      /**
       * Use {@link #getHeadersMap()} instead.
       */
      @java.lang.Override
      @java.lang.Deprecated
      public java.util.Map getHeaders() {
        return getHeadersMap();
      }
      /**
       *        * The header keys must be lowercase and use hyphen as the separator,
       * e.g. _x-request-id_.
       * Header values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * If the value is empty and only the name of header is specfied, presence of the header is checked.
       * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
       */
      @java.lang.Override

      public java.util.Map getHeadersMap() {
        return internalGetHeaders().getMap();
      }
      /**
       *        * The header keys must be lowercase and use hyphen as the separator,
       * e.g. _x-request-id_.
       * Header values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * If the value is empty and only the name of header is specfied, presence of the header is checked.
       * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
       */
      @java.lang.Override

      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getHeadersOrDefault(
          java.lang.String key,
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch defaultValue) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetHeaders().getMap();
        return map.containsKey(key) ? map.get(key) : defaultValue;
      }
      /**
       *        * The header keys must be lowercase and use hyphen as the separator,
       * e.g. _x-request-id_.
       * Header values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * If the value is empty and only the name of header is specfied, presence of the header is checked.
       * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
       */
      @java.lang.Override

      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getHeadersOrThrow(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetHeaders().getMap();
        if (!map.containsKey(key)) {
          throw new java.lang.IllegalArgumentException();
        }
        return map.get(key);
      }

      public Builder clearHeaders() {
        internalGetMutableHeaders().getMutableMap()
            .clear();
        return this;
      }
      /**
       *        * The header keys must be lowercase and use hyphen as the separator,
       * e.g. _x-request-id_.
       * Header values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * If the value is empty and only the name of header is specfied, presence of the header is checked.
       * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
       */

      public Builder removeHeaders(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableHeaders().getMutableMap()
            .remove(key);
        return this;
      }
      /**
       * Use alternate mutation accessors instead.
       */
      @java.lang.Deprecated
      public java.util.Map
      getMutableHeaders() {
        return internalGetMutableHeaders().getMutableMap();
      }
      /**
       *        * The header keys must be lowercase and use hyphen as the separator,
       * e.g. _x-request-id_.
       * Header values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * If the value is empty and only the name of header is specfied, presence of the header is checked.
       * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
       */
      public Builder putHeaders(
          java.lang.String key,
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        if (value == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableHeaders().getMutableMap()
            .put(key, value);
        return this;
      }
      /**
       *        * The header keys must be lowercase and use hyphen as the separator,
       * e.g. _x-request-id_.
       * Header values are case-sensitive and formatted as follows:
       * - `exact: "value"` for exact string match
       * - `prefix: "value"` for prefix-based match
       * - `regex: "value"` for ECMAscript style regex-based match
       * If the value is empty and only the name of header is specfied, presence of the header is checked.
       * **Note:** The keys `uri`, `scheme`, `method`, and `authority` will be ignored.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> headers = 5;
       */

      public Builder putAllHeaders(
          java.util.Map values) {
        internalGetMutableHeaders().getMutableMap()
            .putAll(values);
        return this;
      }

      private int port_ ;
      /**
       *        * Specifies the ports on the host that is being addressed. Many services
       * only expose a single port or label ports with the protocols they support,
       * in these cases it is not required to explicitly select the port.
       * 
       *
       * uint32 port = 6;
       * @return The port.
       */
      @java.lang.Override
      public int getPort() {
        return port_;
      }
      /**
       *        * Specifies the ports on the host that is being addressed. Many services
       * only expose a single port or label ports with the protocols they support,
       * in these cases it is not required to explicitly select the port.
       * 
       *
       * uint32 port = 6;
       * @param value The port to set.
       * @return This builder for chaining.
       */
      public Builder setPort(int value) {
        
        port_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Specifies the ports on the host that is being addressed. Many services
       * only expose a single port or label ports with the protocols they support,
       * in these cases it is not required to explicitly select the port.
       * 
       *
       * uint32 port = 6;
       * @return This builder for chaining.
       */
      public Builder clearPort() {
        
        port_ = 0;
        onChanged();
        return this;
      }

      private com.google.protobuf.MapField<
          java.lang.String, java.lang.String> sourceLabels_;
      private com.google.protobuf.MapField
      internalGetSourceLabels() {
        if (sourceLabels_ == null) {
          return com.google.protobuf.MapField.emptyMapField(
              SourceLabelsDefaultEntryHolder.defaultEntry);
        }
        return sourceLabels_;
      }
      private com.google.protobuf.MapField
      internalGetMutableSourceLabels() {
        onChanged();;
        if (sourceLabels_ == null) {
          sourceLabels_ = com.google.protobuf.MapField.newMapField(
              SourceLabelsDefaultEntryHolder.defaultEntry);
        }
        if (!sourceLabels_.isMutable()) {
          sourceLabels_ = sourceLabels_.copy();
        }
        return sourceLabels_;
      }

      public int getSourceLabelsCount() {
        return internalGetSourceLabels().getMap().size();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it must include the reserved gateway
       * `mesh` for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 7;
       */

      @java.lang.Override
      public boolean containsSourceLabels(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        return internalGetSourceLabels().getMap().containsKey(key);
      }
      /**
       * Use {@link #getSourceLabelsMap()} instead.
       */
      @java.lang.Override
      @java.lang.Deprecated
      public java.util.Map getSourceLabels() {
        return getSourceLabelsMap();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it must include the reserved gateway
       * `mesh` for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 7;
       */
      @java.lang.Override

      public java.util.Map getSourceLabelsMap() {
        return internalGetSourceLabels().getMap();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it must include the reserved gateway
       * `mesh` for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 7;
       */
      @java.lang.Override

      public java.lang.String getSourceLabelsOrDefault(
          java.lang.String key,
          java.lang.String defaultValue) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetSourceLabels().getMap();
        return map.containsKey(key) ? map.get(key) : defaultValue;
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it must include the reserved gateway
       * `mesh` for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 7;
       */
      @java.lang.Override

      public java.lang.String getSourceLabelsOrThrow(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetSourceLabels().getMap();
        if (!map.containsKey(key)) {
          throw new java.lang.IllegalArgumentException();
        }
        return map.get(key);
      }

      public Builder clearSourceLabels() {
        internalGetMutableSourceLabels().getMutableMap()
            .clear();
        return this;
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it must include the reserved gateway
       * `mesh` for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 7;
       */

      public Builder removeSourceLabels(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableSourceLabels().getMutableMap()
            .remove(key);
        return this;
      }
      /**
       * Use alternate mutation accessors instead.
       */
      @java.lang.Deprecated
      public java.util.Map
      getMutableSourceLabels() {
        return internalGetMutableSourceLabels().getMutableMap();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it must include the reserved gateway
       * `mesh` for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 7;
       */
      public Builder putSourceLabels(
          java.lang.String key,
          java.lang.String value) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        if (value == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableSourceLabels().getMutableMap()
            .put(key, value);
        return this;
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it must include the reserved gateway
       * `mesh` for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 7;
       */

      public Builder putAllSourceLabels(
          java.util.Map values) {
        internalGetMutableSourceLabels().getMutableMap()
            .putAll(values);
        return this;
      }

      private com.google.protobuf.LazyStringList gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureGatewaysIsMutable() {
        if (!((bitField0_ & 0x00000004) != 0)) {
          gateways_ = new com.google.protobuf.LazyStringArrayList(gateways_);
          bitField0_ |= 0x00000004;
         }
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 8;
       * @return A list containing the gateways.
       */
      public com.google.protobuf.ProtocolStringList
          getGatewaysList() {
        return gateways_.getUnmodifiableView();
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 8;
       * @return The count of gateways.
       */
      public int getGatewaysCount() {
        return gateways_.size();
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 8;
       * @param index The index of the element to return.
       * @return The gateways at the given index.
       */
      public java.lang.String getGateways(int index) {
        return gateways_.get(index);
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 8;
       * @param index The index of the value to return.
       * @return The bytes of the gateways at the given index.
       */
      public com.google.protobuf.ByteString
          getGatewaysBytes(int index) {
        return gateways_.getByteString(index);
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 8;
       * @param index The index to set the value at.
       * @param value The gateways to set.
       * @return This builder for chaining.
       */
      public Builder setGateways(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureGatewaysIsMutable();
        gateways_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 8;
       * @param value The gateways to add.
       * @return This builder for chaining.
       */
      public Builder addGateways(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureGatewaysIsMutable();
        gateways_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 8;
       * @param values The gateways to add.
       * @return This builder for chaining.
       */
      public Builder addAllGateways(
          java.lang.Iterable values) {
        ensureGatewaysIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, gateways_);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 8;
       * @return This builder for chaining.
       */
      public Builder clearGateways() {
        gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000004);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 8;
       * @param value The bytes of the gateways to add.
       * @return This builder for chaining.
       */
      public Builder addGatewaysBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureGatewaysIsMutable();
        gateways_.add(value);
        onChanged();
        return this;
      }

      private com.google.protobuf.MapField<
          java.lang.String, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch> queryParams_;
      private com.google.protobuf.MapField
      internalGetQueryParams() {
        if (queryParams_ == null) {
          return com.google.protobuf.MapField.emptyMapField(
              QueryParamsDefaultEntryHolder.defaultEntry);
        }
        return queryParams_;
      }
      private com.google.protobuf.MapField
      internalGetMutableQueryParams() {
        onChanged();;
        if (queryParams_ == null) {
          queryParams_ = com.google.protobuf.MapField.newMapField(
              QueryParamsDefaultEntryHolder.defaultEntry);
        }
        if (!queryParams_.isMutable()) {
          queryParams_ = queryParams_.copy();
        }
        return queryParams_;
      }

      public int getQueryParamsCount() {
        return internalGetQueryParams().getMap().size();
      }
      /**
       *        * Query parameters for matching.
       * Ex:
       * - For a query parameter like "?key=true", the map key would be "key" and
       *   the string match could be defined as `exact: "true"`.
       * - For a query parameter like "?key", the map key would be "key" and the
       *   string match could be defined as `exact: ""`.
       * - For a query parameter like "?key=123", the map key would be "key" and the
       *   string match could be defined as `regex: "\d+$"`. Note that this
       *   configuration will only match values like "123" but not "a123" or "123a".
       * **Note:** `prefix` matching is currently not supported.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
       */

      @java.lang.Override
      public boolean containsQueryParams(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        return internalGetQueryParams().getMap().containsKey(key);
      }
      /**
       * Use {@link #getQueryParamsMap()} instead.
       */
      @java.lang.Override
      @java.lang.Deprecated
      public java.util.Map getQueryParams() {
        return getQueryParamsMap();
      }
      /**
       *        * Query parameters for matching.
       * Ex:
       * - For a query parameter like "?key=true", the map key would be "key" and
       *   the string match could be defined as `exact: "true"`.
       * - For a query parameter like "?key", the map key would be "key" and the
       *   string match could be defined as `exact: ""`.
       * - For a query parameter like "?key=123", the map key would be "key" and the
       *   string match could be defined as `regex: "\d+$"`. Note that this
       *   configuration will only match values like "123" but not "a123" or "123a".
       * **Note:** `prefix` matching is currently not supported.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
       */
      @java.lang.Override

      public java.util.Map getQueryParamsMap() {
        return internalGetQueryParams().getMap();
      }
      /**
       *        * Query parameters for matching.
       * Ex:
       * - For a query parameter like "?key=true", the map key would be "key" and
       *   the string match could be defined as `exact: "true"`.
       * - For a query parameter like "?key", the map key would be "key" and the
       *   string match could be defined as `exact: ""`.
       * - For a query parameter like "?key=123", the map key would be "key" and the
       *   string match could be defined as `regex: "\d+$"`. Note that this
       *   configuration will only match values like "123" but not "a123" or "123a".
       * **Note:** `prefix` matching is currently not supported.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
       */
      @java.lang.Override

      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getQueryParamsOrDefault(
          java.lang.String key,
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch defaultValue) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetQueryParams().getMap();
        return map.containsKey(key) ? map.get(key) : defaultValue;
      }
      /**
       *        * Query parameters for matching.
       * Ex:
       * - For a query parameter like "?key=true", the map key would be "key" and
       *   the string match could be defined as `exact: "true"`.
       * - For a query parameter like "?key", the map key would be "key" and the
       *   string match could be defined as `exact: ""`.
       * - For a query parameter like "?key=123", the map key would be "key" and the
       *   string match could be defined as `regex: "\d+$"`. Note that this
       *   configuration will only match values like "123" but not "a123" or "123a".
       * **Note:** `prefix` matching is currently not supported.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
       */
      @java.lang.Override

      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getQueryParamsOrThrow(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetQueryParams().getMap();
        if (!map.containsKey(key)) {
          throw new java.lang.IllegalArgumentException();
        }
        return map.get(key);
      }

      public Builder clearQueryParams() {
        internalGetMutableQueryParams().getMutableMap()
            .clear();
        return this;
      }
      /**
       *        * Query parameters for matching.
       * Ex:
       * - For a query parameter like "?key=true", the map key would be "key" and
       *   the string match could be defined as `exact: "true"`.
       * - For a query parameter like "?key", the map key would be "key" and the
       *   string match could be defined as `exact: ""`.
       * - For a query parameter like "?key=123", the map key would be "key" and the
       *   string match could be defined as `regex: "\d+$"`. Note that this
       *   configuration will only match values like "123" but not "a123" or "123a".
       * **Note:** `prefix` matching is currently not supported.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
       */

      public Builder removeQueryParams(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableQueryParams().getMutableMap()
            .remove(key);
        return this;
      }
      /**
       * Use alternate mutation accessors instead.
       */
      @java.lang.Deprecated
      public java.util.Map
      getMutableQueryParams() {
        return internalGetMutableQueryParams().getMutableMap();
      }
      /**
       *        * Query parameters for matching.
       * Ex:
       * - For a query parameter like "?key=true", the map key would be "key" and
       *   the string match could be defined as `exact: "true"`.
       * - For a query parameter like "?key", the map key would be "key" and the
       *   string match could be defined as `exact: ""`.
       * - For a query parameter like "?key=123", the map key would be "key" and the
       *   string match could be defined as `regex: "\d+$"`. Note that this
       *   configuration will only match values like "123" but not "a123" or "123a".
       * **Note:** `prefix` matching is currently not supported.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
       */
      public Builder putQueryParams(
          java.lang.String key,
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        if (value == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableQueryParams().getMutableMap()
            .put(key, value);
        return this;
      }
      /**
       *        * Query parameters for matching.
       * Ex:
       * - For a query parameter like "?key=true", the map key would be "key" and
       *   the string match could be defined as `exact: "true"`.
       * - For a query parameter like "?key", the map key would be "key" and the
       *   string match could be defined as `exact: ""`.
       * - For a query parameter like "?key=123", the map key would be "key" and the
       *   string match could be defined as `regex: "\d+$"`. Note that this
       *   configuration will only match values like "123" but not "a123" or "123a".
       * **Note:** `prefix` matching is currently not supported.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> query_params = 9;
       */

      public Builder putAllQueryParams(
          java.util.Map values) {
        internalGetMutableQueryParams().getMutableMap()
            .putAll(values);
        return this;
      }

      private boolean ignoreUriCase_ ;
      /**
       *        * Flag to specify whether the URI matching should be case-insensitive.
       * **Note:** The case will be ignored only in the case of `exact` and `prefix`
       * URI matches.
       * 
       *
       * bool ignore_uri_case = 10;
       * @return The ignoreUriCase.
       */
      @java.lang.Override
      public boolean getIgnoreUriCase() {
        return ignoreUriCase_;
      }
      /**
       *        * Flag to specify whether the URI matching should be case-insensitive.
       * **Note:** The case will be ignored only in the case of `exact` and `prefix`
       * URI matches.
       * 
       *
       * bool ignore_uri_case = 10;
       * @param value The ignoreUriCase to set.
       * @return This builder for chaining.
       */
      public Builder setIgnoreUriCase(boolean value) {
        
        ignoreUriCase_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Flag to specify whether the URI matching should be case-insensitive.
       * **Note:** The case will be ignored only in the case of `exact` and `prefix`
       * URI matches.
       * 
       *
       * bool ignore_uri_case = 10;
       * @return This builder for chaining.
       */
      public Builder clearIgnoreUriCase() {
        
        ignoreUriCase_ = false;
        onChanged();
        return this;
      }

      private com.google.protobuf.MapField<
          java.lang.String, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch> withoutHeaders_;
      private com.google.protobuf.MapField
      internalGetWithoutHeaders() {
        if (withoutHeaders_ == null) {
          return com.google.protobuf.MapField.emptyMapField(
              WithoutHeadersDefaultEntryHolder.defaultEntry);
        }
        return withoutHeaders_;
      }
      private com.google.protobuf.MapField
      internalGetMutableWithoutHeaders() {
        onChanged();;
        if (withoutHeaders_ == null) {
          withoutHeaders_ = com.google.protobuf.MapField.newMapField(
              WithoutHeadersDefaultEntryHolder.defaultEntry);
        }
        if (!withoutHeaders_.isMutable()) {
          withoutHeaders_ = withoutHeaders_.copy();
        }
        return withoutHeaders_;
      }

      public int getWithoutHeadersCount() {
        return internalGetWithoutHeaders().getMap().size();
      }
      /**
       *        * withoutHeader has the same syntax with the header, but has opposite meaning.
       * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
       */

      @java.lang.Override
      public boolean containsWithoutHeaders(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        return internalGetWithoutHeaders().getMap().containsKey(key);
      }
      /**
       * Use {@link #getWithoutHeadersMap()} instead.
       */
      @java.lang.Override
      @java.lang.Deprecated
      public java.util.Map getWithoutHeaders() {
        return getWithoutHeadersMap();
      }
      /**
       *        * withoutHeader has the same syntax with the header, but has opposite meaning.
       * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
       */
      @java.lang.Override

      public java.util.Map getWithoutHeadersMap() {
        return internalGetWithoutHeaders().getMap();
      }
      /**
       *        * withoutHeader has the same syntax with the header, but has opposite meaning.
       * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
       */
      @java.lang.Override

      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getWithoutHeadersOrDefault(
          java.lang.String key,
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch defaultValue) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetWithoutHeaders().getMap();
        return map.containsKey(key) ? map.get(key) : defaultValue;
      }
      /**
       *        * withoutHeader has the same syntax with the header, but has opposite meaning.
       * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
       */
      @java.lang.Override

      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getWithoutHeadersOrThrow(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetWithoutHeaders().getMap();
        if (!map.containsKey(key)) {
          throw new java.lang.IllegalArgumentException();
        }
        return map.get(key);
      }

      public Builder clearWithoutHeaders() {
        internalGetMutableWithoutHeaders().getMutableMap()
            .clear();
        return this;
      }
      /**
       *        * withoutHeader has the same syntax with the header, but has opposite meaning.
       * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
       */

      public Builder removeWithoutHeaders(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableWithoutHeaders().getMutableMap()
            .remove(key);
        return this;
      }
      /**
       * Use alternate mutation accessors instead.
       */
      @java.lang.Deprecated
      public java.util.Map
      getMutableWithoutHeaders() {
        return internalGetMutableWithoutHeaders().getMutableMap();
      }
      /**
       *        * withoutHeader has the same syntax with the header, but has opposite meaning.
       * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
       */
      public Builder putWithoutHeaders(
          java.lang.String key,
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        if (value == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableWithoutHeaders().getMutableMap()
            .put(key, value);
        return this;
      }
      /**
       *        * withoutHeader has the same syntax with the header, but has opposite meaning.
       * If a header is matched with a matching rule among withoutHeader, the traffic becomes not matched one.
       * 
       *
       * map<string, .istio.networking.v1alpha3.StringMatch> without_headers = 12;
       */

      public Builder putAllWithoutHeaders(
          java.util.Map values) {
        internalGetMutableWithoutHeaders().getMutableMap()
            .putAll(values);
        return this;
      }

      private java.lang.Object sourceNamespace_ = "";
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 13;
       * @return The sourceNamespace.
       */
      public java.lang.String getSourceNamespace() {
        java.lang.Object ref = sourceNamespace_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          sourceNamespace_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 13;
       * @return The bytes for sourceNamespace.
       */
      public com.google.protobuf.ByteString
          getSourceNamespaceBytes() {
        java.lang.Object ref = sourceNamespace_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          sourceNamespace_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 13;
       * @param value The sourceNamespace to set.
       * @return This builder for chaining.
       */
      public Builder setSourceNamespace(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        sourceNamespace_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 13;
       * @return This builder for chaining.
       */
      public Builder clearSourceNamespace() {
        
        sourceNamespace_ = getDefaultInstance().getSourceNamespace();
        onChanged();
        return this;
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 13;
       * @param value The bytes for sourceNamespace to set.
       * @return This builder for chaining.
       */
      public Builder setSourceNamespaceBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        sourceNamespace_ = value;
        onChanged();
        return this;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.HTTPMatchRequest)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.HTTPMatchRequest)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public HTTPMatchRequest parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new HTTPMatchRequest(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPMatchRequest getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface HTTPRouteDestinationOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.HTTPRouteDestination)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * Destination uniquely identifies the instances of a service
     * to which the request/connection should be forwarded to.
     * 
     *
     * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return Whether the destination field is set.
     */
    boolean hasDestination();
    /**
     *      * Destination uniquely identifies the instances of a service
     * to which the request/connection should be forwarded to.
     * 
     *
     * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return The destination.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Destination getDestination();
    /**
     *      * Destination uniquely identifies the instances of a service
     * to which the request/connection should be forwarded to.
     * 
     *
     * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder getDestinationOrBuilder();

    /**
     *      * The proportion of traffic to be forwarded to the service
     * version. (0-100). Sum of weights across destinations SHOULD BE == 100.
     * If there is only one destination in a rule, the weight value is assumed to
     * be 100.
     * 
     *
     * int32 weight = 2;
     * @return The weight.
     */
    int getWeight();

    /**
     *      * Header manipulation rules
     * 
     *
     * .istio.networking.v1alpha3.Headers headers = 7;
     * @return Whether the headers field is set.
     */
    boolean hasHeaders();
    /**
     *      * Header manipulation rules
     * 
     *
     * .istio.networking.v1alpha3.Headers headers = 7;
     * @return The headers.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Headers getHeaders();
    /**
     *      * Header manipulation rules
     * 
     *
     * .istio.networking.v1alpha3.Headers headers = 7;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HeadersOrBuilder getHeadersOrBuilder();
  }
  /**
   *    * Each routing rule is associated with one or more service versions (see
   * glossary in beginning of document). Weights associated with the version
   * determine the proportion of traffic it receives. For example, the
   * following rule will route 25% of traffic for the "reviews" service to
   * instances with the "v2" tag and the remaining traffic (i.e., 75%) to
   * "v1".
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: reviews-route
   * spec:
   *   hosts:
   *   - reviews.prod.svc.cluster.local
   *   http:
   *   - route:
   *     - destination:
   *         host: reviews.prod.svc.cluster.local
   *         subset: v2
   *       weight: 25
   *     - destination:
   *         host: reviews.prod.svc.cluster.local
   *         subset: v1
   *       weight: 75
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: reviews-route
   * spec:
   *   hosts:
   *   - reviews.prod.svc.cluster.local
   *   http:
   *   - route:
   *     - destination:
   *         host: reviews.prod.svc.cluster.local
   *         subset: v2
   *       weight: 25
   *     - destination:
   *         host: reviews.prod.svc.cluster.local
   *         subset: v1
   *       weight: 75
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * And the associated DestinationRule
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: DestinationRule
   * metadata:
   *   name: reviews-destination
   * spec:
   *   host: reviews.prod.svc.cluster.local
   *   subsets:
   *   - name: v1
   *     labels:
   *       version: v1
   *   - name: v2
   *     labels:
   *       version: v2
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: DestinationRule
   * metadata:
   *   name: reviews-destination
   * spec:
   *   host: reviews.prod.svc.cluster.local
   *   subsets:
   *   - name: v1
   *     labels:
   *       version: v1
   *   - name: v2
   *     labels:
   *       version: v2
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * Traffic can also be split across two entirely different services without
   * having to define new subsets. For example, the following rule forwards 25% of
   * traffic to reviews.com to dev.reviews.com
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: reviews-route-two-domains
   * spec:
   *   hosts:
   *   - reviews.com
   *   http:
   *   - route:
   *     - destination:
   *         host: dev.reviews.com
   *       weight: 25
   *     - destination:
   *         host: reviews.com
   *       weight: 75
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: reviews-route-two-domains
   * spec:
   *   hosts:
   *   - reviews.com
   *   http:
   *   - route:
   *     - destination:
   *         host: dev.reviews.com
   *       weight: 25
   *     - destination:
   *         host: reviews.com
   *       weight: 75
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.HTTPRouteDestination}
   */
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    /**
     *      * Destination uniquely identifies the instances of a service
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     * 
     *
     * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return Whether the destination field is set.
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     *      * Destination uniquely identifies the instances of a service
     * to which the request/connection should be forwarded to.
     * 
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    /**
     *      * Destination uniquely identifies the instances of a service
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     * 
     *
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    /**
     *      * The proportion of traffic to be forwarded to the service
     * version. (0-100). Sum of weights across destinations SHOULD BE == 100.
     * If there is only one destination in a rule, the weight value is assumed to
     * be 100.
     * 
     *
     * int32 weight = 2;
     * @return The weight.
     */
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     *      * Header manipulation rules
     * 
     *
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     *      * Header manipulation rules
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    @java.lang.Override
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    /**
     *      * Each routing rule is associated with one or more service versions (see
     * glossary in beginning of document). Weights associated with the version
     * determine the proportion of traffic it receives. For example, the
     * following rule will route 25% of traffic for the "reviews" service to
     * instances with the "v2" tag and the remaining traffic (i.e., 75%) to
     * "v1".
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: reviews-route
     * spec:
     *   hosts:
     *   - reviews.prod.svc.cluster.local
     *   http:
     *   - route:
     *     - destination:
     *         host: reviews.prod.svc.cluster.local
     *         subset: v2
     *       weight: 25
     *     - destination:
     *         host: reviews.prod.svc.cluster.local
     *         subset: v1
     *       weight: 75
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: reviews-route
     * spec:
     *   hosts:
     *   - reviews.prod.svc.cluster.local
     *   http:
     *   - route:
     *     - destination:
     *         host: reviews.prod.svc.cluster.local
     *         subset: v2
     *       weight: 25
     *     - destination:
     *         host: reviews.prod.svc.cluster.local
     *         subset: v1
     *       weight: 75
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * And the associated DestinationRule
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: DestinationRule
     * metadata:
     *   name: reviews-destination
     * spec:
     *   host: reviews.prod.svc.cluster.local
     *   subsets:
     *   - name: v1
     *     labels:
     *       version: v1
     *   - name: v2
     *     labels:
     *       version: v2
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: DestinationRule
     * metadata:
     *   name: reviews-destination
     * spec:
     *   host: reviews.prod.svc.cluster.local
     *   subsets:
     *   - name: v1
     *     labels:
     *       version: v1
     *   - name: v2
     *     labels:
     *       version: v2
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * Traffic can also be split across two entirely different services without
     * having to define new subsets. For example, the following rule forwards 25% of
     * traffic to reviews.com to dev.reviews.com
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: reviews-route-two-domains
     * spec:
     *   hosts:
     *   - reviews.com
     *   http:
     *   - route:
     *     - destination:
     *         host: dev.reviews.com
     *       weight: 25
     *     - destination:
     *         host: reviews.com
     *       weight: 75
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: reviews-route-two-domains
     * spec:
     *   hosts:
     *   - reviews.com
     *   http:
     *   - route:
     *     - destination:
     *         host: dev.reviews.com
     *       weight: 25
     *     - destination:
     *         host: reviews.com
     *       weight: 75
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.HTTPRouteDestination}
     */
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      }

      public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination other) {
        if (other == istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination.getDefaultInstance()) return this;
        if (other.hasDestination()) {
          mergeDestination(other.getDestination());
        }
        if (other.getWeight() != 0) {
          setWeight(other.getWeight());
        }
        if (other.hasHeaders()) {
          mergeHeaders(other.getHeaders());
        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.Destination destination_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Destination, istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder> destinationBuilder_;
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       * @return Whether the destination field is set.
       */
      public boolean hasDestination() {
        return destinationBuilder_ != null || destination_ != null;
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       * @return The destination.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Destination getDestination() {
        if (destinationBuilder_ == null) {
          return destination_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.getDefaultInstance() : destination_;
        } else {
          return destinationBuilder_.getMessage();
        }
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder setDestination(istio.networking.v1alpha3.VirtualServiceOuterClass.Destination value) {
        if (destinationBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          destination_ = value;
          onChanged();
        } else {
          destinationBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder setDestination(
          istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder builderForValue) {
        if (destinationBuilder_ == null) {
          destination_ = builderForValue.build();
          onChanged();
        } else {
          destinationBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder mergeDestination(istio.networking.v1alpha3.VirtualServiceOuterClass.Destination value) {
        if (destinationBuilder_ == null) {
          if (destination_ != null) {
            destination_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.newBuilder(destination_).mergeFrom(value).buildPartial();
          } else {
            destination_ = value;
          }
          onChanged();
        } else {
          destinationBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder clearDestination() {
        if (destinationBuilder_ == null) {
          destination_ = null;
          onChanged();
        } else {
          destination_ = null;
          destinationBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder getDestinationBuilder() {
        
        onChanged();
        return getDestinationFieldBuilder().getBuilder();
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder getDestinationOrBuilder() {
        if (destinationBuilder_ != null) {
          return destinationBuilder_.getMessageOrBuilder();
        } else {
          return destination_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.getDefaultInstance() : destination_;
        }
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Destination, istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder> 
          getDestinationFieldBuilder() {
        if (destinationBuilder_ == null) {
          destinationBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination, istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder>(
                  getDestination(),
                  getParentForChildren(),
                  isClean());
          destination_ = null;
        }
        return destinationBuilder_;
      }

      private int weight_ ;
      /**
       *        * The proportion of traffic to be forwarded to the service
       * version. (0-100). Sum of weights across destinations SHOULD BE == 100.
       * If there is only one destination in a rule, the weight value is assumed to
       * be 100.
       * 
       *
       * int32 weight = 2;
       * @return The weight.
       */
      @java.lang.Override
      public int getWeight() {
        return weight_;
      }
      /**
       *        * The proportion of traffic to be forwarded to the service
       * version. (0-100). Sum of weights across destinations SHOULD BE == 100.
       * If there is only one destination in a rule, the weight value is assumed to
       * be 100.
       * 
       *
       * int32 weight = 2;
       * @param value The weight to set.
       * @return This builder for chaining.
       */
      public Builder setWeight(int value) {
        
        weight_ = value;
        onChanged();
        return this;
      }
      /**
       *        * The proportion of traffic to be forwarded to the service
       * version. (0-100). Sum of weights across destinations SHOULD BE == 100.
       * If there is only one destination in a rule, the weight value is assumed to
       * be 100.
       * 
       *
       * int32 weight = 2;
       * @return This builder for chaining.
       */
      public Builder clearWeight() {
        
        weight_ = 0;
        onChanged();
        return this;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.Headers headers_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Headers, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HeadersOrBuilder> headersBuilder_;
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 7;
       * @return Whether the headers field is set.
       */
      public boolean hasHeaders() {
        return headersBuilder_ != null || headers_ != null;
      }
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 7;
       * @return The headers.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers getHeaders() {
        if (headersBuilder_ == null) {
          return headers_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.getDefaultInstance() : headers_;
        } else {
          return headersBuilder_.getMessage();
        }
      }
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 7;
       */
      public Builder setHeaders(istio.networking.v1alpha3.VirtualServiceOuterClass.Headers value) {
        if (headersBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          headers_ = value;
          onChanged();
        } else {
          headersBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 7;
       */
      public Builder setHeaders(
          istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.Builder builderForValue) {
        if (headersBuilder_ == null) {
          headers_ = builderForValue.build();
          onChanged();
        } else {
          headersBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 7;
       */
      public Builder mergeHeaders(istio.networking.v1alpha3.VirtualServiceOuterClass.Headers value) {
        if (headersBuilder_ == null) {
          if (headers_ != null) {
            headers_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.newBuilder(headers_).mergeFrom(value).buildPartial();
          } else {
            headers_ = value;
          }
          onChanged();
        } else {
          headersBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 7;
       */
      public Builder clearHeaders() {
        if (headersBuilder_ == null) {
          headers_ = null;
          onChanged();
        } else {
          headers_ = null;
          headersBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 7;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.Builder getHeadersBuilder() {
        
        onChanged();
        return getHeadersFieldBuilder().getBuilder();
      }
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 7;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HeadersOrBuilder getHeadersOrBuilder() {
        if (headersBuilder_ != null) {
          return headersBuilder_.getMessageOrBuilder();
        } else {
          return headers_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.getDefaultInstance() : headers_;
        }
      }
      /**
       *        * Header manipulation rules
       * 
       *
       * .istio.networking.v1alpha3.Headers headers = 7;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Headers, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HeadersOrBuilder> 
          getHeadersFieldBuilder() {
        if (headersBuilder_ == null) {
          headersBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.Headers, istio.networking.v1alpha3.VirtualServiceOuterClass.Headers.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HeadersOrBuilder>(
                  getHeaders(),
                  getParentForChildren(),
                  isClean());
          headers_ = null;
        }
        return headersBuilder_;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.HTTPRouteDestination)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.HTTPRouteDestination)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public HTTPRouteDestination parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new HTTPRouteDestination(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRouteDestination getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface RouteDestinationOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.RouteDestination)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * Destination uniquely identifies the instances of a service
     * to which the request/connection should be forwarded to.
     * 
     *
     * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return Whether the destination field is set.
     */
    boolean hasDestination();
    /**
     *      * Destination uniquely identifies the instances of a service
     * to which the request/connection should be forwarded to.
     * 
     *
     * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return The destination.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.Destination getDestination();
    /**
     *      * Destination uniquely identifies the instances of a service
     * to which the request/connection should be forwarded to.
     * 
     *
     * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder getDestinationOrBuilder();

    /**
     *      * The proportion of traffic to be forwarded to the service
     * version. If there is only one destination in a rule, all traffic will be
     * routed to it irrespective of the weight.
     * 
     *
     * int32 weight = 2;
     * @return The weight.
     */
    int getWeight();
  }
  /**
   *    * L4 routing rule weighted destination.
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.RouteDestination}
   */
  public static final class RouteDestination extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.RouteDestination)
      RouteDestinationOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use RouteDestination.newBuilder() to construct.
    private RouteDestination(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private RouteDestination() {
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new RouteDestination();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
    getUnknownFields() {
      return this.unknownFields;
    }
    private RouteDestination(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      this();
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
          com.google.protobuf.UnknownFieldSet.newBuilder();
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder subBuilder = null;
              if (destination_ != null) {
                subBuilder = destination_.toBuilder();
              }
              destination_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(destination_);
                destination_ = subBuilder.buildPartial();
              }

              break;
            }
            case 16: {

              weight_ = input.readInt32();
              break;
            }
            default: {
              if (!parseUnknownField(
                  input, unknownFields, extensionRegistry, tag)) {
                done = true;
              }
              break;
            }
          }
        }
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(this);
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(
            e).setUnfinishedMessage(this);
      } finally {
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_RouteDestination_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_RouteDestination_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.class, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder.class);
    }

    public static final int DESTINATION_FIELD_NUMBER = 1;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.Destination destination_;
    /**
     *      * Destination uniquely identifies the instances of a service
     * to which the request/connection should be forwarded to.
     * 
     *
     * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return Whether the destination field is set.
     */
    @java.lang.Override
    public boolean hasDestination() {
      return destination_ != null;
    }
    /**
     *      * Destination uniquely identifies the instances of a service
     * to which the request/connection should be forwarded to.
     * 
     *
     * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return The destination.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.Destination getDestination() {
      return destination_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.getDefaultInstance() : destination_;
    }
    /**
     *      * Destination uniquely identifies the instances of a service
     * to which the request/connection should be forwarded to.
     * 
     *
     * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder getDestinationOrBuilder() {
      return getDestination();
    }

    public static final int WEIGHT_FIELD_NUMBER = 2;
    private int weight_;
    /**
     *      * The proportion of traffic to be forwarded to the service
     * version. If there is only one destination in a rule, all traffic will be
     * routed to it irrespective of the weight.
     * 
     *
     * int32 weight = 2;
     * @return The weight.
     */
    @java.lang.Override
    public int getWeight() {
      return weight_;
    }

    private byte memoizedIsInitialized = -1;
    @java.lang.Override
    public final boolean isInitialized() {
      byte isInitialized = memoizedIsInitialized;
      if (isInitialized == 1) return true;
      if (isInitialized == 0) return false;

      memoizedIsInitialized = 1;
      return true;
    }

    @java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output)
                        throws java.io.IOException {
      if (destination_ != null) {
        output.writeMessage(1, getDestination());
      }
      if (weight_ != 0) {
        output.writeInt32(2, weight_);
      }
      unknownFields.writeTo(output);
    }

    @java.lang.Override
    public int getSerializedSize() {
      int size = memoizedSize;
      if (size != -1) return size;

      size = 0;
      if (destination_ != null) {
        size += com.google.protobuf.CodedOutputStream
          .computeMessageSize(1, getDestination());
      }
      if (weight_ != 0) {
        size += com.google.protobuf.CodedOutputStream
          .computeInt32Size(2, weight_);
      }
      size += unknownFields.getSerializedSize();
      memoizedSize = size;
      return size;
    }

    @java.lang.Override
    public boolean equals(final java.lang.Object obj) {
      if (obj == this) {
       return true;
      }
      if (!(obj instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination)) {
        return super.equals(obj);
      }
      istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination other = (istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination) obj;

      if (hasDestination() != other.hasDestination()) return false;
      if (hasDestination()) {
        if (!getDestination()
            .equals(other.getDestination())) return false;
      }
      if (getWeight()
          != other.getWeight()) return false;
      if (!unknownFields.equals(other.unknownFields)) return false;
      return true;
    }

    @java.lang.Override
    public int hashCode() {
      if (memoizedHashCode != 0) {
        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      if (hasDestination()) {
        hash = (37 * hash) + DESTINATION_FIELD_NUMBER;
        hash = (53 * hash) + getDestination().hashCode();
      }
      hash = (37 * hash) + WEIGHT_FIELD_NUMBER;
      hash = (53 * hash) + getWeight();
      hash = (29 * hash) + unknownFields.hashCode();
      memoizedHashCode = hash;
      return hash;
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseFrom(
        java.nio.ByteBuffer data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseFrom(
        java.nio.ByteBuffer data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseFrom(
        com.google.protobuf.ByteString data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseFrom(byte[] data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseFrom(
        byte[] data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseFrom(java.io.InputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseFrom(
        java.io.InputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseDelimitedFrom(java.io.InputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseDelimitedWithIOException(PARSER, input);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseDelimitedFrom(
        java.io.InputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseFrom(
        com.google.protobuf.CodedInputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parseFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input, extensionRegistry);
    }

    @java.lang.Override
    public Builder newBuilderForType() { return newBuilder(); }
    public static Builder newBuilder() {
      return DEFAULT_INSTANCE.toBuilder();
    }
    public static Builder newBuilder(istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination prototype) {
      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
    }
    @java.lang.Override
    public Builder toBuilder() {
      return this == DEFAULT_INSTANCE
          ? new Builder() : new Builder().mergeFrom(this);
    }

    @java.lang.Override
    protected Builder newBuilderForType(
        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
      Builder builder = new Builder(parent);
      return builder;
    }
    /**
     *      * L4 routing rule weighted destination.
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.RouteDestination}
     */
    public static final class Builder extends
        com.google.protobuf.GeneratedMessageV3.Builder implements
        // @@protoc_insertion_point(builder_implements:istio.networking.v1alpha3.RouteDestination)
        istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestinationOrBuilder {
      public static final com.google.protobuf.Descriptors.Descriptor
          getDescriptor() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_RouteDestination_descriptor;
      }

      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
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        return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_RouteDestination_fieldAccessorTable
            .ensureFieldAccessorsInitialized(
                istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.class, istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.Builder.class);
      }

      // Construct using istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.newBuilder()
      private Builder() {
        maybeForceBuilderInitialization();
      }

      private Builder(
          com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
        super(parent);
        maybeForceBuilderInitialization();
      }
      private void maybeForceBuilderInitialization() {
        if (com.google.protobuf.GeneratedMessageV3
                .alwaysUseFieldBuilders) {
        }
      }
      @java.lang.Override
      public Builder clear() {
        super.clear();
        if (destinationBuilder_ == null) {
          destination_ = null;
        } else {
          destination_ = null;
          destinationBuilder_ = null;
        }
        weight_ = 0;

        return this;
      }

      @java.lang.Override
      public com.google.protobuf.Descriptors.Descriptor
          getDescriptorForType() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_RouteDestination_descriptor;
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination getDefaultInstanceForType() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.getDefaultInstance();
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination build() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination result = buildPartial();
        if (!result.isInitialized()) {
          throw newUninitializedMessageException(result);
        }
        return result;
      }

      @java.lang.Override
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        istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination result = new istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination(this);
        if (destinationBuilder_ == null) {
          result.destination_ = destination_;
        } else {
          result.destination_ = destinationBuilder_.build();
        }
        result.weight_ = weight_;
        onBuilt();
        return result;
      }

      @java.lang.Override
      public Builder clone() {
        return super.clone();
      }
      @java.lang.Override
      public Builder setField(
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      public Builder clearOneof(
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      public Builder setRepeatedField(
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      @java.lang.Override
      public Builder addRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          java.lang.Object value) {
        return super.addRepeatedField(field, value);
      }
      @java.lang.Override
      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination) {
          return mergeFrom((istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination)other);
        } else {
          super.mergeFrom(other);
          return this;
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      }

      public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination other) {
        if (other == istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination.getDefaultInstance()) return this;
        if (other.hasDestination()) {
          mergeDestination(other.getDestination());
        }
        if (other.getWeight() != 0) {
          setWeight(other.getWeight());
        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.Destination destination_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Destination, istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder> destinationBuilder_;
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       * @return Whether the destination field is set.
       */
      public boolean hasDestination() {
        return destinationBuilder_ != null || destination_ != null;
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       * @return The destination.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Destination getDestination() {
        if (destinationBuilder_ == null) {
          return destination_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.getDefaultInstance() : destination_;
        } else {
          return destinationBuilder_.getMessage();
        }
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder setDestination(istio.networking.v1alpha3.VirtualServiceOuterClass.Destination value) {
        if (destinationBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          destination_ = value;
          onChanged();
        } else {
          destinationBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder setDestination(
          istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder builderForValue) {
        if (destinationBuilder_ == null) {
          destination_ = builderForValue.build();
          onChanged();
        } else {
          destinationBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder mergeDestination(istio.networking.v1alpha3.VirtualServiceOuterClass.Destination value) {
        if (destinationBuilder_ == null) {
          if (destination_ != null) {
            destination_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.newBuilder(destination_).mergeFrom(value).buildPartial();
          } else {
            destination_ = value;
          }
          onChanged();
        } else {
          destinationBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public Builder clearDestination() {
        if (destinationBuilder_ == null) {
          destination_ = null;
          onChanged();
        } else {
          destination_ = null;
          destinationBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder getDestinationBuilder() {
        
        onChanged();
        return getDestinationFieldBuilder().getBuilder();
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder getDestinationOrBuilder() {
        if (destinationBuilder_ != null) {
          return destinationBuilder_.getMessageOrBuilder();
        } else {
          return destination_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.getDefaultInstance() : destination_;
        }
      }
      /**
       *        * Destination uniquely identifies the instances of a service
       * to which the request/connection should be forwarded to.
       * 
       *
       * .istio.networking.v1alpha3.Destination destination = 1 [(.google.api.field_behavior) = REQUIRED];
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.Destination, istio.networking.v1alpha3.VirtualServiceOuterClass.Destination.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.DestinationOrBuilder> 
          getDestinationFieldBuilder() {
        if (destinationBuilder_ == null) {
          destinationBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
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                  getDestination(),
                  getParentForChildren(),
                  isClean());
          destination_ = null;
        }
        return destinationBuilder_;
      }

      private int weight_ ;
      /**
       *        * The proportion of traffic to be forwarded to the service
       * version. If there is only one destination in a rule, all traffic will be
       * routed to it irrespective of the weight.
       * 
       *
       * int32 weight = 2;
       * @return The weight.
       */
      @java.lang.Override
      public int getWeight() {
        return weight_;
      }
      /**
       *        * The proportion of traffic to be forwarded to the service
       * version. If there is only one destination in a rule, all traffic will be
       * routed to it irrespective of the weight.
       * 
       *
       * int32 weight = 2;
       * @param value The weight to set.
       * @return This builder for chaining.
       */
      public Builder setWeight(int value) {
        
        weight_ = value;
        onChanged();
        return this;
      }
      /**
       *        * The proportion of traffic to be forwarded to the service
       * version. If there is only one destination in a rule, all traffic will be
       * routed to it irrespective of the weight.
       * 
       *
       * int32 weight = 2;
       * @return This builder for chaining.
       */
      public Builder clearWeight() {
        
        weight_ = 0;
        onChanged();
        return this;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.RouteDestination)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.RouteDestination)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public RouteDestination parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new RouteDestination(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.RouteDestination getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface L4MatchAttributesOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.L4MatchAttributes)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 1;
     * @return A list containing the destinationSubnets.
     */
    java.util.List
        getDestinationSubnetsList();
    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 1;
     * @return The count of destinationSubnets.
     */
    int getDestinationSubnetsCount();
    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 1;
     * @param index The index of the element to return.
     * @return The destinationSubnets at the given index.
     */
    java.lang.String getDestinationSubnets(int index);
    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 1;
     * @param index The index of the value to return.
     * @return The bytes of the destinationSubnets at the given index.
     */
    com.google.protobuf.ByteString
        getDestinationSubnetsBytes(int index);

    /**
     *      * Specifies the port on the host that is being addressed. Many services
     * only expose a single port or label ports with the protocols they support,
     * in these cases it is not required to explicitly select the port.
     * 
     *
     * uint32 port = 2;
     * @return The port.
     */
    int getPort();

    /**
     *      * IPv4 or IPv6 ip address of source with optional subnet. E.g., a.b.c.d/xx
     * form or just a.b.c.d
     * $hide_from_docs
     * 
     *
     * string source_subnet = 3;
     * @return The sourceSubnet.
     */
    java.lang.String getSourceSubnet();
    /**
     *      * IPv4 or IPv6 ip address of source with optional subnet. E.g., a.b.c.d/xx
     * form or just a.b.c.d
     * $hide_from_docs
     * 
     *
     * string source_subnet = 3;
     * @return The bytes for sourceSubnet.
     */
    com.google.protobuf.ByteString
        getSourceSubnetBytes();

    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 4;
     */
    int getSourceLabelsCount();
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 4;
     */
    boolean containsSourceLabels(
        java.lang.String key);
    /**
     * Use {@link #getSourceLabelsMap()} instead.
     */
    @java.lang.Deprecated
    java.util.Map
    getSourceLabels();
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 4;
     */
    java.util.Map
    getSourceLabelsMap();
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 4;
     */

    java.lang.String getSourceLabelsOrDefault(
        java.lang.String key,
        java.lang.String defaultValue);
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 4;
     */

    java.lang.String getSourceLabelsOrThrow(
        java.lang.String key);

    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 5;
     * @return A list containing the gateways.
     */
    java.util.List
        getGatewaysList();
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 5;
     * @return The count of gateways.
     */
    int getGatewaysCount();
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 5;
     * @param index The index of the element to return.
     * @return The gateways at the given index.
     */
    java.lang.String getGateways(int index);
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 5;
     * @param index The index of the value to return.
     * @return The bytes of the gateways at the given index.
     */
    com.google.protobuf.ByteString
        getGatewaysBytes(int index);

    /**
     *      * Source namespace constraining the applicability of a rule to workloads in that namespace.
     * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
     * it must include the reserved gateway `mesh` for this field to be applicable.
     * 
     *
     * string source_namespace = 6;
     * @return The sourceNamespace.
     */
    java.lang.String getSourceNamespace();
    /**
     *      * Source namespace constraining the applicability of a rule to workloads in that namespace.
     * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
     * it must include the reserved gateway `mesh` for this field to be applicable.
     * 
     *
     * string source_namespace = 6;
     * @return The bytes for sourceNamespace.
     */
    com.google.protobuf.ByteString
        getSourceNamespaceBytes();
  }
  /**
   *    * L4 connection match attributes. Note that L4 connection matching support
   * is incomplete.
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.L4MatchAttributes}
   */
  public static final class L4MatchAttributes extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.L4MatchAttributes)
      L4MatchAttributesOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use L4MatchAttributes.newBuilder() to construct.
    private L4MatchAttributes(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private L4MatchAttributes() {
      destinationSubnets_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      sourceSubnet_ = "";
      gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      sourceNamespace_ = "";
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new L4MatchAttributes();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
    getUnknownFields() {
      return this.unknownFields;
    }
    private L4MatchAttributes(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      this();
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      int mutable_bitField0_ = 0;
      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
          com.google.protobuf.UnknownFieldSet.newBuilder();
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     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
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     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
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     * 
     *
     * repeated string destination_subnets = 1;
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     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
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    /**
     *      * Specifies the port on the host that is being addressed. Many services
     * only expose a single port or label ports with the protocols they support,
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     * 
     *
     * uint32 port = 2;
     * @return The port.
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     *
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     *      * IPv4 or IPv6 ip address of source with optional subnet. E.g., a.b.c.d/xx
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     * 
     *
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    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 4;
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     * Use {@link #getSourceLabelsMap()} instead.
     */
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    @java.lang.Deprecated
    public java.util.Map getSourceLabels() {
      return getSourceLabelsMap();
    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 4;
     */
    @java.lang.Override

    public java.util.Map getSourceLabelsMap() {
      return internalGetSourceLabels().getMap();
    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 4;
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    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 4;
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    public java.lang.String getSourceLabelsOrThrow(
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    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 5;
     * @return A list containing the gateways.
     */
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    }
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     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 5;
     * @return The count of gateways.
     */
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      return gateways_.size();
    }
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     *      * Names of gateways where the rule should be applied. Gateway names
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     * 
     *
     * repeated string gateways = 5;
     * @param index The index of the element to return.
     * @return The gateways at the given index.
     */
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    }
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     *      * Names of gateways where the rule should be applied. Gateway names
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     * 
     *
     * repeated string gateways = 5;
     * @param index The index of the value to return.
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    public static final int SOURCE_NAMESPACE_FIELD_NUMBER = 6;
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    /**
     *      * Source namespace constraining the applicability of a rule to workloads in that namespace.
     * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
     * it must include the reserved gateway `mesh` for this field to be applicable.
     * 
     *
     * string source_namespace = 6;
     * @return The sourceNamespace.
     */
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    public java.lang.String getSourceNamespace() {
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     *      * Source namespace constraining the applicability of a rule to workloads in that namespace.
     * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
     * it must include the reserved gateway `mesh` for this field to be applicable.
     * 
     *
     * string source_namespace = 6;
     * @return The bytes for sourceNamespace.
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      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 1;
       * @return A list containing the destinationSubnets.
       */
      public com.google.protobuf.ProtocolStringList
          getDestinationSubnetsList() {
        return destinationSubnets_.getUnmodifiableView();
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 1;
       * @return The count of destinationSubnets.
       */
      public int getDestinationSubnetsCount() {
        return destinationSubnets_.size();
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 1;
       * @param index The index of the element to return.
       * @return The destinationSubnets at the given index.
       */
      public java.lang.String getDestinationSubnets(int index) {
        return destinationSubnets_.get(index);
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 1;
       * @param index The index of the value to return.
       * @return The bytes of the destinationSubnets at the given index.
       */
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      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 1;
       * @param index The index to set the value at.
       * @param value The destinationSubnets to set.
       * @return This builder for chaining.
       */
      public Builder setDestinationSubnets(
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        if (value == null) {
    throw new NullPointerException();
  }
  ensureDestinationSubnetsIsMutable();
        destinationSubnets_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 1;
       * @param value The destinationSubnets to add.
       * @return This builder for chaining.
       */
      public Builder addDestinationSubnets(
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    throw new NullPointerException();
  }
  ensureDestinationSubnetsIsMutable();
        destinationSubnets_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 1;
       * @param values The destinationSubnets to add.
       * @return This builder for chaining.
       */
      public Builder addAllDestinationSubnets(
          java.lang.Iterable values) {
        ensureDestinationSubnetsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, destinationSubnets_);
        onChanged();
        return this;
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 1;
       * @return This builder for chaining.
       */
      public Builder clearDestinationSubnets() {
        destinationSubnets_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000001);
        onChanged();
        return this;
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 1;
       * @param value The bytes of the destinationSubnets to add.
       * @return This builder for chaining.
       */
      public Builder addDestinationSubnetsBytes(
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    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureDestinationSubnetsIsMutable();
        destinationSubnets_.add(value);
        onChanged();
        return this;
      }

      private int port_ ;
      /**
       *        * Specifies the port on the host that is being addressed. Many services
       * only expose a single port or label ports with the protocols they support,
       * in these cases it is not required to explicitly select the port.
       * 
       *
       * uint32 port = 2;
       * @return The port.
       */
      @java.lang.Override
      public int getPort() {
        return port_;
      }
      /**
       *        * Specifies the port on the host that is being addressed. Many services
       * only expose a single port or label ports with the protocols they support,
       * in these cases it is not required to explicitly select the port.
       * 
       *
       * uint32 port = 2;
       * @param value The port to set.
       * @return This builder for chaining.
       */
      public Builder setPort(int value) {
        
        port_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Specifies the port on the host that is being addressed. Many services
       * only expose a single port or label ports with the protocols they support,
       * in these cases it is not required to explicitly select the port.
       * 
       *
       * uint32 port = 2;
       * @return This builder for chaining.
       */
      public Builder clearPort() {
        
        port_ = 0;
        onChanged();
        return this;
      }

      private java.lang.Object sourceSubnet_ = "";
      /**
       *        * IPv4 or IPv6 ip address of source with optional subnet. E.g., a.b.c.d/xx
       * form or just a.b.c.d
       * $hide_from_docs
       * 
       *
       * string source_subnet = 3;
       * @return The sourceSubnet.
       */
      public java.lang.String getSourceSubnet() {
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          java.lang.String s = bs.toStringUtf8();
          sourceSubnet_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * IPv4 or IPv6 ip address of source with optional subnet. E.g., a.b.c.d/xx
       * form or just a.b.c.d
       * $hide_from_docs
       * 
       *
       * string source_subnet = 3;
       * @return The bytes for sourceSubnet.
       */
      public com.google.protobuf.ByteString
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        java.lang.Object ref = sourceSubnet_;
        if (ref instanceof String) {
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          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * IPv4 or IPv6 ip address of source with optional subnet. E.g., a.b.c.d/xx
       * form or just a.b.c.d
       * $hide_from_docs
       * 
       *
       * string source_subnet = 3;
       * @param value The sourceSubnet to set.
       * @return This builder for chaining.
       */
      public Builder setSourceSubnet(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        sourceSubnet_ = value;
        onChanged();
        return this;
      }
      /**
       *        * IPv4 or IPv6 ip address of source with optional subnet. E.g., a.b.c.d/xx
       * form or just a.b.c.d
       * $hide_from_docs
       * 
       *
       * string source_subnet = 3;
       * @return This builder for chaining.
       */
      public Builder clearSourceSubnet() {
        
        sourceSubnet_ = getDefaultInstance().getSourceSubnet();
        onChanged();
        return this;
      }
      /**
       *        * IPv4 or IPv6 ip address of source with optional subnet. E.g., a.b.c.d/xx
       * form or just a.b.c.d
       * $hide_from_docs
       * 
       *
       * string source_subnet = 3;
       * @param value The bytes for sourceSubnet to set.
       * @return This builder for chaining.
       */
      public Builder setSourceSubnetBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        sourceSubnet_ = value;
        onChanged();
        return this;
      }

      private com.google.protobuf.MapField<
          java.lang.String, java.lang.String> sourceLabels_;
      private com.google.protobuf.MapField
      internalGetSourceLabels() {
        if (sourceLabels_ == null) {
          return com.google.protobuf.MapField.emptyMapField(
              SourceLabelsDefaultEntryHolder.defaultEntry);
        }
        return sourceLabels_;
      }
      private com.google.protobuf.MapField
      internalGetMutableSourceLabels() {
        onChanged();;
        if (sourceLabels_ == null) {
          sourceLabels_ = com.google.protobuf.MapField.newMapField(
              SourceLabelsDefaultEntryHolder.defaultEntry);
        }
        if (!sourceLabels_.isMutable()) {
          sourceLabels_ = sourceLabels_.copy();
        }
        return sourceLabels_;
      }

      public int getSourceLabelsCount() {
        return internalGetSourceLabels().getMap().size();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 4;
       */

      @java.lang.Override
      public boolean containsSourceLabels(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        return internalGetSourceLabels().getMap().containsKey(key);
      }
      /**
       * Use {@link #getSourceLabelsMap()} instead.
       */
      @java.lang.Override
      @java.lang.Deprecated
      public java.util.Map getSourceLabels() {
        return getSourceLabelsMap();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 4;
       */
      @java.lang.Override

      public java.util.Map getSourceLabelsMap() {
        return internalGetSourceLabels().getMap();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 4;
       */
      @java.lang.Override

      public java.lang.String getSourceLabelsOrDefault(
          java.lang.String key,
          java.lang.String defaultValue) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetSourceLabels().getMap();
        return map.containsKey(key) ? map.get(key) : defaultValue;
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 4;
       */
      @java.lang.Override

      public java.lang.String getSourceLabelsOrThrow(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetSourceLabels().getMap();
        if (!map.containsKey(key)) {
          throw new java.lang.IllegalArgumentException();
        }
        return map.get(key);
      }

      public Builder clearSourceLabels() {
        internalGetMutableSourceLabels().getMutableMap()
            .clear();
        return this;
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 4;
       */

      public Builder removeSourceLabels(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableSourceLabels().getMutableMap()
            .remove(key);
        return this;
      }
      /**
       * Use alternate mutation accessors instead.
       */
      @java.lang.Deprecated
      public java.util.Map
      getMutableSourceLabels() {
        return internalGetMutableSourceLabels().getMutableMap();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 4;
       */
      public Builder putSourceLabels(
          java.lang.String key,
          java.lang.String value) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        if (value == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableSourceLabels().getMutableMap()
            .put(key, value);
        return this;
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 4;
       */

      public Builder putAllSourceLabels(
          java.util.Map values) {
        internalGetMutableSourceLabels().getMutableMap()
            .putAll(values);
        return this;
      }

      private com.google.protobuf.LazyStringList gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureGatewaysIsMutable() {
        if (!((bitField0_ & 0x00000004) != 0)) {
          gateways_ = new com.google.protobuf.LazyStringArrayList(gateways_);
          bitField0_ |= 0x00000004;
         }
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 5;
       * @return A list containing the gateways.
       */
      public com.google.protobuf.ProtocolStringList
          getGatewaysList() {
        return gateways_.getUnmodifiableView();
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 5;
       * @return The count of gateways.
       */
      public int getGatewaysCount() {
        return gateways_.size();
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 5;
       * @param index The index of the element to return.
       * @return The gateways at the given index.
       */
      public java.lang.String getGateways(int index) {
        return gateways_.get(index);
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 5;
       * @param index The index of the value to return.
       * @return The bytes of the gateways at the given index.
       */
      public com.google.protobuf.ByteString
          getGatewaysBytes(int index) {
        return gateways_.getByteString(index);
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 5;
       * @param index The index to set the value at.
       * @param value The gateways to set.
       * @return This builder for chaining.
       */
      public Builder setGateways(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureGatewaysIsMutable();
        gateways_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 5;
       * @param value The gateways to add.
       * @return This builder for chaining.
       */
      public Builder addGateways(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureGatewaysIsMutable();
        gateways_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 5;
       * @param values The gateways to add.
       * @return This builder for chaining.
       */
      public Builder addAllGateways(
          java.lang.Iterable values) {
        ensureGatewaysIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, gateways_);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 5;
       * @return This builder for chaining.
       */
      public Builder clearGateways() {
        gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000004);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 5;
       * @param value The bytes of the gateways to add.
       * @return This builder for chaining.
       */
      public Builder addGatewaysBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureGatewaysIsMutable();
        gateways_.add(value);
        onChanged();
        return this;
      }

      private java.lang.Object sourceNamespace_ = "";
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 6;
       * @return The sourceNamespace.
       */
      public java.lang.String getSourceNamespace() {
        java.lang.Object ref = sourceNamespace_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          sourceNamespace_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 6;
       * @return The bytes for sourceNamespace.
       */
      public com.google.protobuf.ByteString
          getSourceNamespaceBytes() {
        java.lang.Object ref = sourceNamespace_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          sourceNamespace_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 6;
       * @param value The sourceNamespace to set.
       * @return This builder for chaining.
       */
      public Builder setSourceNamespace(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        sourceNamespace_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 6;
       * @return This builder for chaining.
       */
      public Builder clearSourceNamespace() {
        
        sourceNamespace_ = getDefaultInstance().getSourceNamespace();
        onChanged();
        return this;
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 6;
       * @param value The bytes for sourceNamespace to set.
       * @return This builder for chaining.
       */
      public Builder setSourceNamespaceBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        sourceNamespace_ = value;
        onChanged();
        return this;
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      @java.lang.Override
      public final Builder setUnknownFields(
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      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
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      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.L4MatchAttributes)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.L4MatchAttributes)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public L4MatchAttributes parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new L4MatchAttributes(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.L4MatchAttributes getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface TLSMatchAttributesOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.TLSMatchAttributes)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * SNI (server name indicator) to match on. Wildcard prefixes
     * can be used in the SNI value, e.g., *.com will match foo.example.com
     * as well as example.com. An SNI value must be a subset (i.e., fall
     * within the domain) of the corresponding virtual serivce's hosts.
     * 
     *
     * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return A list containing the sniHosts.
     */
    java.util.List
        getSniHostsList();
    /**
     *      * SNI (server name indicator) to match on. Wildcard prefixes
     * can be used in the SNI value, e.g., *.com will match foo.example.com
     * as well as example.com. An SNI value must be a subset (i.e., fall
     * within the domain) of the corresponding virtual serivce's hosts.
     * 
     *
     * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return The count of sniHosts.
     */
    int getSniHostsCount();
    /**
     *      * SNI (server name indicator) to match on. Wildcard prefixes
     * can be used in the SNI value, e.g., *.com will match foo.example.com
     * as well as example.com. An SNI value must be a subset (i.e., fall
     * within the domain) of the corresponding virtual serivce's hosts.
     * 
     *
     * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
     * @param index The index of the element to return.
     * @return The sniHosts at the given index.
     */
    java.lang.String getSniHosts(int index);
    /**
     *      * SNI (server name indicator) to match on. Wildcard prefixes
     * can be used in the SNI value, e.g., *.com will match foo.example.com
     * as well as example.com. An SNI value must be a subset (i.e., fall
     * within the domain) of the corresponding virtual serivce's hosts.
     * 
     *
     * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
     * @param index The index of the value to return.
     * @return The bytes of the sniHosts at the given index.
     */
    com.google.protobuf.ByteString
        getSniHostsBytes(int index);

    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 2;
     * @return A list containing the destinationSubnets.
     */
    java.util.List
        getDestinationSubnetsList();
    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 2;
     * @return The count of destinationSubnets.
     */
    int getDestinationSubnetsCount();
    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 2;
     * @param index The index of the element to return.
     * @return The destinationSubnets at the given index.
     */
    java.lang.String getDestinationSubnets(int index);
    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 2;
     * @param index The index of the value to return.
     * @return The bytes of the destinationSubnets at the given index.
     */
    com.google.protobuf.ByteString
        getDestinationSubnetsBytes(int index);

    /**
     *      * Specifies the port on the host that is being addressed. Many services
     * only expose a single port or label ports with the protocols they
     * support, in these cases it is not required to explicitly select the
     * port.
     * 
     *
     * uint32 port = 3;
     * @return The port.
     */
    int getPort();

    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 5;
     */
    int getSourceLabelsCount();
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 5;
     */
    boolean containsSourceLabels(
        java.lang.String key);
    /**
     * Use {@link #getSourceLabelsMap()} instead.
     */
    @java.lang.Deprecated
    java.util.Map
    getSourceLabels();
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 5;
     */
    java.util.Map
    getSourceLabelsMap();
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 5;
     */

    java.lang.String getSourceLabelsOrDefault(
        java.lang.String key,
        java.lang.String defaultValue);
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 5;
     */

    java.lang.String getSourceLabelsOrThrow(
        java.lang.String key);

    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 6;
     * @return A list containing the gateways.
     */
    java.util.List
        getGatewaysList();
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 6;
     * @return The count of gateways.
     */
    int getGatewaysCount();
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 6;
     * @param index The index of the element to return.
     * @return The gateways at the given index.
     */
    java.lang.String getGateways(int index);
    /**
     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 6;
     * @param index The index of the value to return.
     * @return The bytes of the gateways at the given index.
     */
    com.google.protobuf.ByteString
        getGatewaysBytes(int index);

    /**
     *      * Source namespace constraining the applicability of a rule to workloads in that namespace.
     * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
     * it must include the reserved gateway `mesh` for this field to be applicable.
     * 
     *
     * string source_namespace = 7;
     * @return The sourceNamespace.
     */
    java.lang.String getSourceNamespace();
    /**
     *      * Source namespace constraining the applicability of a rule to workloads in that namespace.
     * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
     * it must include the reserved gateway `mesh` for this field to be applicable.
     * 
     *
     * string source_namespace = 7;
     * @return The bytes for sourceNamespace.
     */
    com.google.protobuf.ByteString
        getSourceNamespaceBytes();
  }
  /**
   *    * TLS connection match attributes.
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.TLSMatchAttributes}
   */
  public static final class TLSMatchAttributes extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.TLSMatchAttributes)
      TLSMatchAttributesOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use TLSMatchAttributes.newBuilder() to construct.
    private TLSMatchAttributes(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private TLSMatchAttributes() {
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      destinationSubnets_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      sourceNamespace_ = "";
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new TLSMatchAttributes();
    }

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      return this.unknownFields;
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    private TLSMatchAttributes(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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      this();
      if (extensionRegistry == null) {
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            case 24: {

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              com.google.protobuf.MapEntry
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              sourceLabels_.getMutableMap().put(
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              java.lang.String s = input.readStringRequireUtf8();
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        if (((mutable_bitField0_ & 0x00000001) != 0)) {
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        if (((mutable_bitField0_ & 0x00000002) != 0)) {
          destinationSubnets_ = destinationSubnets_.getUnmodifiableView();
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        if (((mutable_bitField0_ & 0x00000008) != 0)) {
          gateways_ = gateways_.getUnmodifiableView();
        }
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
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    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_TLSMatchAttributes_descriptor;
    }

    @SuppressWarnings({"rawtypes"})
    @java.lang.Override
    protected com.google.protobuf.MapField internalGetMapField(
        int number) {
      switch (number) {
        case 5:
          return internalGetSourceLabels();
        default:
          throw new RuntimeException(
              "Invalid map field number: " + number);
      }
    }
    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
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              istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes.class, istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes.Builder.class);
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    public static final int SNI_HOSTS_FIELD_NUMBER = 1;
    private com.google.protobuf.LazyStringList sniHosts_;
    /**
     *      * SNI (server name indicator) to match on. Wildcard prefixes
     * can be used in the SNI value, e.g., *.com will match foo.example.com
     * as well as example.com. An SNI value must be a subset (i.e., fall
     * within the domain) of the corresponding virtual serivce's hosts.
     * 
     *
     * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return A list containing the sniHosts.
     */
    public com.google.protobuf.ProtocolStringList
        getSniHostsList() {
      return sniHosts_;
    }
    /**
     *      * SNI (server name indicator) to match on. Wildcard prefixes
     * can be used in the SNI value, e.g., *.com will match foo.example.com
     * as well as example.com. An SNI value must be a subset (i.e., fall
     * within the domain) of the corresponding virtual serivce's hosts.
     * 
     *
     * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return The count of sniHosts.
     */
    public int getSniHostsCount() {
      return sniHosts_.size();
    }
    /**
     *      * SNI (server name indicator) to match on. Wildcard prefixes
     * can be used in the SNI value, e.g., *.com will match foo.example.com
     * as well as example.com. An SNI value must be a subset (i.e., fall
     * within the domain) of the corresponding virtual serivce's hosts.
     * 
     *
     * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
     * @param index The index of the element to return.
     * @return The sniHosts at the given index.
     */
    public java.lang.String getSniHosts(int index) {
      return sniHosts_.get(index);
    }
    /**
     *      * SNI (server name indicator) to match on. Wildcard prefixes
     * can be used in the SNI value, e.g., *.com will match foo.example.com
     * as well as example.com. An SNI value must be a subset (i.e., fall
     * within the domain) of the corresponding virtual serivce's hosts.
     * 
     *
     * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
     * @param index The index of the value to return.
     * @return The bytes of the sniHosts at the given index.
     */
    public com.google.protobuf.ByteString
        getSniHostsBytes(int index) {
      return sniHosts_.getByteString(index);
    }

    public static final int DESTINATION_SUBNETS_FIELD_NUMBER = 2;
    private com.google.protobuf.LazyStringList destinationSubnets_;
    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 2;
     * @return A list containing the destinationSubnets.
     */
    public com.google.protobuf.ProtocolStringList
        getDestinationSubnetsList() {
      return destinationSubnets_;
    }
    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 2;
     * @return The count of destinationSubnets.
     */
    public int getDestinationSubnetsCount() {
      return destinationSubnets_.size();
    }
    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 2;
     * @param index The index of the element to return.
     * @return The destinationSubnets at the given index.
     */
    public java.lang.String getDestinationSubnets(int index) {
      return destinationSubnets_.get(index);
    }
    /**
     *      * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
     * a.b.c.d/xx form or just a.b.c.d.
     * 
     *
     * repeated string destination_subnets = 2;
     * @param index The index of the value to return.
     * @return The bytes of the destinationSubnets at the given index.
     */
    public com.google.protobuf.ByteString
        getDestinationSubnetsBytes(int index) {
      return destinationSubnets_.getByteString(index);
    }

    public static final int PORT_FIELD_NUMBER = 3;
    private int port_;
    /**
     *      * Specifies the port on the host that is being addressed. Many services
     * only expose a single port or label ports with the protocols they
     * support, in these cases it is not required to explicitly select the
     * port.
     * 
     *
     * uint32 port = 3;
     * @return The port.
     */
    @java.lang.Override
    public int getPort() {
      return port_;
    }

    public static final int SOURCE_LABELS_FIELD_NUMBER = 5;
    private static final class SourceLabelsDefaultEntryHolder {
      static final com.google.protobuf.MapEntry<
          java.lang.String, java.lang.String> defaultEntry =
              com.google.protobuf.MapEntry
              .newDefaultInstance(
                  istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_TLSMatchAttributes_SourceLabelsEntry_descriptor, 
                  com.google.protobuf.WireFormat.FieldType.STRING,
                  "",
                  com.google.protobuf.WireFormat.FieldType.STRING,
                  "");
    }
    private com.google.protobuf.MapField<
        java.lang.String, java.lang.String> sourceLabels_;
    private com.google.protobuf.MapField
    internalGetSourceLabels() {
      if (sourceLabels_ == null) {
        return com.google.protobuf.MapField.emptyMapField(
            SourceLabelsDefaultEntryHolder.defaultEntry);
      }
      return sourceLabels_;
    }

    public int getSourceLabelsCount() {
      return internalGetSourceLabels().getMap().size();
    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 5;
     */

    @java.lang.Override
    public boolean containsSourceLabels(
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      if (key == null) { throw new java.lang.NullPointerException(); }
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    /**
     * Use {@link #getSourceLabelsMap()} instead.
     */
    @java.lang.Override
    @java.lang.Deprecated
    public java.util.Map getSourceLabels() {
      return getSourceLabelsMap();
    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 5;
     */
    @java.lang.Override

    public java.util.Map getSourceLabelsMap() {
      return internalGetSourceLabels().getMap();
    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 5;
     */
    @java.lang.Override

    public java.lang.String getSourceLabelsOrDefault(
        java.lang.String key,
        java.lang.String defaultValue) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      java.util.Map map =
          internalGetSourceLabels().getMap();
      return map.containsKey(key) ? map.get(key) : defaultValue;
    }
    /**
     *      * One or more labels that constrain the applicability of a rule to
     * workloads with the given labels. If the VirtualService has a list of
     * gateways specified in the top-level `gateways` field, it should include the reserved gateway
     * `mesh` in order for this field to be applicable.
     * 
     *
     * map<string, string> source_labels = 5;
     */
    @java.lang.Override

    public java.lang.String getSourceLabelsOrThrow(
        java.lang.String key) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      java.util.Map map =
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     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
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     * 
     *
     * repeated string gateways = 6;
     * @return A list containing the gateways.
     */
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    }
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     *      * Names of gateways where the rule should be applied. Gateway names
     * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
     * match is independent of sourceLabels.
     * 
     *
     * repeated string gateways = 6;
     * @return The count of gateways.
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    }
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     *      * Names of gateways where the rule should be applied. Gateway names
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     * 
     *
     * repeated string gateways = 6;
     * @param index The index of the element to return.
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     *      * Names of gateways where the rule should be applied. Gateway names
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     * 
     *
     * repeated string gateways = 6;
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    /**
     *      * Source namespace constraining the applicability of a rule to workloads in that namespace.
     * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
     * it must include the reserved gateway `mesh` for this field to be applicable.
     * 
     *
     * string source_namespace = 7;
     * @return The sourceNamespace.
     */
    @java.lang.Override
    public java.lang.String getSourceNamespace() {
      java.lang.Object ref = sourceNamespace_;
      if (ref instanceof java.lang.String) {
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        com.google.protobuf.ByteString bs = 
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        java.lang.String s = bs.toStringUtf8();
        sourceNamespace_ = s;
        return s;
      }
    }
    /**
     *      * Source namespace constraining the applicability of a rule to workloads in that namespace.
     * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
     * it must include the reserved gateway `mesh` for this field to be applicable.
     * 
     *
     * string source_namespace = 7;
     * @return The bytes for sourceNamespace.
     */
    @java.lang.Override
    public com.google.protobuf.ByteString
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      java.lang.Object ref = sourceNamespace_;
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes parseFrom(
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes parseFrom(
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes parseFrom(
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        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes parseFrom(byte[] data)
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes parseFrom(
        byte[] data,
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        throws com.google.protobuf.InvalidProtocolBufferException {
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      return com.google.protobuf.GeneratedMessageV3
          .parseDelimitedWithIOException(PARSER, input);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes parseDelimitedFrom(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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      return com.google.protobuf.GeneratedMessageV3
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes parseFrom(
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          .parseWithIOException(PARSER, input);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes parseFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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    @java.lang.Override
    public Builder newBuilderForType() { return newBuilder(); }
    public static Builder newBuilder() {
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    public static Builder newBuilder(istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes prototype) {
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    @java.lang.Override
    public Builder toBuilder() {
      return this == DEFAULT_INSTANCE
          ? new Builder() : new Builder().mergeFrom(this);
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    @java.lang.Override
    protected Builder newBuilderForType(
        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
      Builder builder = new Builder(parent);
      return builder;
    }
    /**
     *      * TLS connection match attributes.
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.TLSMatchAttributes}
     */
    public static final class Builder extends
        com.google.protobuf.GeneratedMessageV3.Builder implements
        // @@protoc_insertion_point(builder_implements:istio.networking.v1alpha3.TLSMatchAttributes)
        istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributesOrBuilder {
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          getDescriptor() {
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      private Builder() {
        maybeForceBuilderInitialization();
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      private Builder(
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      public Builder clear() {
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        bitField0_ = (bitField0_ & ~0x00000001);
        destinationSubnets_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000002);
        port_ = 0;

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          throw newUninitializedMessageException(result);
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        return result;
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      @java.lang.Override
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      /**
       *        * SNI (server name indicator) to match on. Wildcard prefixes
       * can be used in the SNI value, e.g., *.com will match foo.example.com
       * as well as example.com. An SNI value must be a subset (i.e., fall
       * within the domain) of the corresponding virtual serivce's hosts.
       * 
       *
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       *        * SNI (server name indicator) to match on. Wildcard prefixes
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       * 
       *
       * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
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      public int getSniHostsCount() {
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      }
      /**
       *        * SNI (server name indicator) to match on. Wildcard prefixes
       * can be used in the SNI value, e.g., *.com will match foo.example.com
       * as well as example.com. An SNI value must be a subset (i.e., fall
       * within the domain) of the corresponding virtual serivce's hosts.
       * 
       *
       * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
       * @param index The index of the element to return.
       * @return The sniHosts at the given index.
       */
      public java.lang.String getSniHosts(int index) {
        return sniHosts_.get(index);
      }
      /**
       *        * SNI (server name indicator) to match on. Wildcard prefixes
       * can be used in the SNI value, e.g., *.com will match foo.example.com
       * as well as example.com. An SNI value must be a subset (i.e., fall
       * within the domain) of the corresponding virtual serivce's hosts.
       * 
       *
       * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
       * @param index The index of the value to return.
       * @return The bytes of the sniHosts at the given index.
       */
      public com.google.protobuf.ByteString
          getSniHostsBytes(int index) {
        return sniHosts_.getByteString(index);
      }
      /**
       *        * SNI (server name indicator) to match on. Wildcard prefixes
       * can be used in the SNI value, e.g., *.com will match foo.example.com
       * as well as example.com. An SNI value must be a subset (i.e., fall
       * within the domain) of the corresponding virtual serivce's hosts.
       * 
       *
       * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
       * @param index The index to set the value at.
       * @param value The sniHosts to set.
       * @return This builder for chaining.
       */
      public Builder setSniHosts(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureSniHostsIsMutable();
        sniHosts_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * SNI (server name indicator) to match on. Wildcard prefixes
       * can be used in the SNI value, e.g., *.com will match foo.example.com
       * as well as example.com. An SNI value must be a subset (i.e., fall
       * within the domain) of the corresponding virtual serivce's hosts.
       * 
       *
       * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
       * @param value The sniHosts to add.
       * @return This builder for chaining.
       */
      public Builder addSniHosts(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureSniHostsIsMutable();
        sniHosts_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * SNI (server name indicator) to match on. Wildcard prefixes
       * can be used in the SNI value, e.g., *.com will match foo.example.com
       * as well as example.com. An SNI value must be a subset (i.e., fall
       * within the domain) of the corresponding virtual serivce's hosts.
       * 
       *
       * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
       * @param values The sniHosts to add.
       * @return This builder for chaining.
       */
      public Builder addAllSniHosts(
          java.lang.Iterable values) {
        ensureSniHostsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, sniHosts_);
        onChanged();
        return this;
      }
      /**
       *        * SNI (server name indicator) to match on. Wildcard prefixes
       * can be used in the SNI value, e.g., *.com will match foo.example.com
       * as well as example.com. An SNI value must be a subset (i.e., fall
       * within the domain) of the corresponding virtual serivce's hosts.
       * 
       *
       * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
       * @return This builder for chaining.
       */
      public Builder clearSniHosts() {
        sniHosts_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000001);
        onChanged();
        return this;
      }
      /**
       *        * SNI (server name indicator) to match on. Wildcard prefixes
       * can be used in the SNI value, e.g., *.com will match foo.example.com
       * as well as example.com. An SNI value must be a subset (i.e., fall
       * within the domain) of the corresponding virtual serivce's hosts.
       * 
       *
       * repeated string sni_hosts = 1 [(.google.api.field_behavior) = REQUIRED];
       * @param value The bytes of the sniHosts to add.
       * @return This builder for chaining.
       */
      public Builder addSniHostsBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureSniHostsIsMutable();
        sniHosts_.add(value);
        onChanged();
        return this;
      }

      private com.google.protobuf.LazyStringList destinationSubnets_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureDestinationSubnetsIsMutable() {
        if (!((bitField0_ & 0x00000002) != 0)) {
          destinationSubnets_ = new com.google.protobuf.LazyStringArrayList(destinationSubnets_);
          bitField0_ |= 0x00000002;
         }
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 2;
       * @return A list containing the destinationSubnets.
       */
      public com.google.protobuf.ProtocolStringList
          getDestinationSubnetsList() {
        return destinationSubnets_.getUnmodifiableView();
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 2;
       * @return The count of destinationSubnets.
       */
      public int getDestinationSubnetsCount() {
        return destinationSubnets_.size();
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 2;
       * @param index The index of the element to return.
       * @return The destinationSubnets at the given index.
       */
      public java.lang.String getDestinationSubnets(int index) {
        return destinationSubnets_.get(index);
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 2;
       * @param index The index of the value to return.
       * @return The bytes of the destinationSubnets at the given index.
       */
      public com.google.protobuf.ByteString
          getDestinationSubnetsBytes(int index) {
        return destinationSubnets_.getByteString(index);
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 2;
       * @param index The index to set the value at.
       * @param value The destinationSubnets to set.
       * @return This builder for chaining.
       */
      public Builder setDestinationSubnets(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureDestinationSubnetsIsMutable();
        destinationSubnets_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 2;
       * @param value The destinationSubnets to add.
       * @return This builder for chaining.
       */
      public Builder addDestinationSubnets(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureDestinationSubnetsIsMutable();
        destinationSubnets_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 2;
       * @param values The destinationSubnets to add.
       * @return This builder for chaining.
       */
      public Builder addAllDestinationSubnets(
          java.lang.Iterable values) {
        ensureDestinationSubnetsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, destinationSubnets_);
        onChanged();
        return this;
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 2;
       * @return This builder for chaining.
       */
      public Builder clearDestinationSubnets() {
        destinationSubnets_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000002);
        onChanged();
        return this;
      }
      /**
       *        * IPv4 or IPv6 ip addresses of destination with optional subnet.  E.g.,
       * a.b.c.d/xx form or just a.b.c.d.
       * 
       *
       * repeated string destination_subnets = 2;
       * @param value The bytes of the destinationSubnets to add.
       * @return This builder for chaining.
       */
      public Builder addDestinationSubnetsBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureDestinationSubnetsIsMutable();
        destinationSubnets_.add(value);
        onChanged();
        return this;
      }

      private int port_ ;
      /**
       *        * Specifies the port on the host that is being addressed. Many services
       * only expose a single port or label ports with the protocols they
       * support, in these cases it is not required to explicitly select the
       * port.
       * 
       *
       * uint32 port = 3;
       * @return The port.
       */
      @java.lang.Override
      public int getPort() {
        return port_;
      }
      /**
       *        * Specifies the port on the host that is being addressed. Many services
       * only expose a single port or label ports with the protocols they
       * support, in these cases it is not required to explicitly select the
       * port.
       * 
       *
       * uint32 port = 3;
       * @param value The port to set.
       * @return This builder for chaining.
       */
      public Builder setPort(int value) {
        
        port_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Specifies the port on the host that is being addressed. Many services
       * only expose a single port or label ports with the protocols they
       * support, in these cases it is not required to explicitly select the
       * port.
       * 
       *
       * uint32 port = 3;
       * @return This builder for chaining.
       */
      public Builder clearPort() {
        
        port_ = 0;
        onChanged();
        return this;
      }

      private com.google.protobuf.MapField<
          java.lang.String, java.lang.String> sourceLabels_;
      private com.google.protobuf.MapField
      internalGetSourceLabels() {
        if (sourceLabels_ == null) {
          return com.google.protobuf.MapField.emptyMapField(
              SourceLabelsDefaultEntryHolder.defaultEntry);
        }
        return sourceLabels_;
      }
      private com.google.protobuf.MapField
      internalGetMutableSourceLabels() {
        onChanged();;
        if (sourceLabels_ == null) {
          sourceLabels_ = com.google.protobuf.MapField.newMapField(
              SourceLabelsDefaultEntryHolder.defaultEntry);
        }
        if (!sourceLabels_.isMutable()) {
          sourceLabels_ = sourceLabels_.copy();
        }
        return sourceLabels_;
      }

      public int getSourceLabelsCount() {
        return internalGetSourceLabels().getMap().size();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 5;
       */

      @java.lang.Override
      public boolean containsSourceLabels(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        return internalGetSourceLabels().getMap().containsKey(key);
      }
      /**
       * Use {@link #getSourceLabelsMap()} instead.
       */
      @java.lang.Override
      @java.lang.Deprecated
      public java.util.Map getSourceLabels() {
        return getSourceLabelsMap();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 5;
       */
      @java.lang.Override

      public java.util.Map getSourceLabelsMap() {
        return internalGetSourceLabels().getMap();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 5;
       */
      @java.lang.Override

      public java.lang.String getSourceLabelsOrDefault(
          java.lang.String key,
          java.lang.String defaultValue) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetSourceLabels().getMap();
        return map.containsKey(key) ? map.get(key) : defaultValue;
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 5;
       */
      @java.lang.Override

      public java.lang.String getSourceLabelsOrThrow(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        java.util.Map map =
            internalGetSourceLabels().getMap();
        if (!map.containsKey(key)) {
          throw new java.lang.IllegalArgumentException();
        }
        return map.get(key);
      }

      public Builder clearSourceLabels() {
        internalGetMutableSourceLabels().getMutableMap()
            .clear();
        return this;
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 5;
       */

      public Builder removeSourceLabels(
          java.lang.String key) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableSourceLabels().getMutableMap()
            .remove(key);
        return this;
      }
      /**
       * Use alternate mutation accessors instead.
       */
      @java.lang.Deprecated
      public java.util.Map
      getMutableSourceLabels() {
        return internalGetMutableSourceLabels().getMutableMap();
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 5;
       */
      public Builder putSourceLabels(
          java.lang.String key,
          java.lang.String value) {
        if (key == null) { throw new java.lang.NullPointerException(); }
        if (value == null) { throw new java.lang.NullPointerException(); }
        internalGetMutableSourceLabels().getMutableMap()
            .put(key, value);
        return this;
      }
      /**
       *        * One or more labels that constrain the applicability of a rule to
       * workloads with the given labels. If the VirtualService has a list of
       * gateways specified in the top-level `gateways` field, it should include the reserved gateway
       * `mesh` in order for this field to be applicable.
       * 
       *
       * map<string, string> source_labels = 5;
       */

      public Builder putAllSourceLabels(
          java.util.Map values) {
        internalGetMutableSourceLabels().getMutableMap()
            .putAll(values);
        return this;
      }

      private com.google.protobuf.LazyStringList gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureGatewaysIsMutable() {
        if (!((bitField0_ & 0x00000008) != 0)) {
          gateways_ = new com.google.protobuf.LazyStringArrayList(gateways_);
          bitField0_ |= 0x00000008;
         }
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 6;
       * @return A list containing the gateways.
       */
      public com.google.protobuf.ProtocolStringList
          getGatewaysList() {
        return gateways_.getUnmodifiableView();
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 6;
       * @return The count of gateways.
       */
      public int getGatewaysCount() {
        return gateways_.size();
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 6;
       * @param index The index of the element to return.
       * @return The gateways at the given index.
       */
      public java.lang.String getGateways(int index) {
        return gateways_.get(index);
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 6;
       * @param index The index of the value to return.
       * @return The bytes of the gateways at the given index.
       */
      public com.google.protobuf.ByteString
          getGatewaysBytes(int index) {
        return gateways_.getByteString(index);
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 6;
       * @param index The index to set the value at.
       * @param value The gateways to set.
       * @return This builder for chaining.
       */
      public Builder setGateways(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureGatewaysIsMutable();
        gateways_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 6;
       * @param value The gateways to add.
       * @return This builder for chaining.
       */
      public Builder addGateways(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureGatewaysIsMutable();
        gateways_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 6;
       * @param values The gateways to add.
       * @return This builder for chaining.
       */
      public Builder addAllGateways(
          java.lang.Iterable values) {
        ensureGatewaysIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, gateways_);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 6;
       * @return This builder for chaining.
       */
      public Builder clearGateways() {
        gateways_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000008);
        onChanged();
        return this;
      }
      /**
       *        * Names of gateways where the rule should be applied. Gateway names
       * in the top-level `gateways` field of the VirtualService (if any) are overridden. The gateway
       * match is independent of sourceLabels.
       * 
       *
       * repeated string gateways = 6;
       * @param value The bytes of the gateways to add.
       * @return This builder for chaining.
       */
      public Builder addGatewaysBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureGatewaysIsMutable();
        gateways_.add(value);
        onChanged();
        return this;
      }

      private java.lang.Object sourceNamespace_ = "";
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 7;
       * @return The sourceNamespace.
       */
      public java.lang.String getSourceNamespace() {
        java.lang.Object ref = sourceNamespace_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          sourceNamespace_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 7;
       * @return The bytes for sourceNamespace.
       */
      public com.google.protobuf.ByteString
          getSourceNamespaceBytes() {
        java.lang.Object ref = sourceNamespace_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          sourceNamespace_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 7;
       * @param value The sourceNamespace to set.
       * @return This builder for chaining.
       */
      public Builder setSourceNamespace(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        sourceNamespace_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 7;
       * @return This builder for chaining.
       */
      public Builder clearSourceNamespace() {
        
        sourceNamespace_ = getDefaultInstance().getSourceNamespace();
        onChanged();
        return this;
      }
      /**
       *        * Source namespace constraining the applicability of a rule to workloads in that namespace.
       * If the VirtualService has a list of gateways specified in the top-level `gateways` field,
       * it must include the reserved gateway `mesh` for this field to be applicable.
       * 
       *
       * string source_namespace = 7;
       * @param value The bytes for sourceNamespace to set.
       * @return This builder for chaining.
       */
      public Builder setSourceNamespaceBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        sourceNamespace_ = value;
        onChanged();
        return this;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


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    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.TLSMatchAttributes DEFAULT_INSTANCE;
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  public interface HTTPRedirectOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.HTTPRedirect)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * On a redirect, overwrite the Path portion of the URL with this
     * value. Note that the entire path will be replaced, irrespective of the
     * request URI being matched as an exact path or prefix.
     * 
     *
     * string uri = 1;
     * @return The uri.
     */
    java.lang.String getUri();
    /**
     *      * On a redirect, overwrite the Path portion of the URL with this
     * value. Note that the entire path will be replaced, irrespective of the
     * request URI being matched as an exact path or prefix.
     * 
     *
     * string uri = 1;
     * @return The bytes for uri.
     */
    com.google.protobuf.ByteString
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    /**
     *      * On a redirect, overwrite the Authority/Host portion of the URL with
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     * 
     *
     * string authority = 2;
     * @return The authority.
     */
    java.lang.String getAuthority();
    /**
     *      * On a redirect, overwrite the Authority/Host portion of the URL with
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     * 
     *
     * string authority = 2;
     * @return The bytes for authority.
     */
    com.google.protobuf.ByteString
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    /**
     *      * On a redirect, Specifies the HTTP status code to use in the redirect
     * response. The default response code is MOVED_PERMANENTLY (301).
     * 
     *
     * uint32 redirect_code = 3;
     * @return The redirectCode.
     */
    int getRedirectCode();
  }
  /**
   *    * HTTPRedirect can be used to send a 301 redirect response to the caller,
   * where the Authority/Host and the URI in the response can be swapped with
   * the specified values. For example, the following rule redirects
   * requests for /v1/getProductRatings API on the ratings service to
   * /v1/bookRatings provided by the bookratings service.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: ratings-route
   * spec:
   *   hosts:
   *   - ratings.prod.svc.cluster.local
   *   http:
   *   - match:
   *     - uri:
   *         exact: /v1/getProductRatings
   *     redirect:
   *       uri: /v1/bookRatings
   *       authority: newratings.default.svc.cluster.local
   *   ...
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: ratings-route
   * spec:
   *   hosts:
   *   - ratings.prod.svc.cluster.local
   *   http:
   *   - match:
   *     - uri:
   *         exact: /v1/getProductRatings
   *     redirect:
   *       uri: /v1/bookRatings
   *       authority: newratings.default.svc.cluster.local
   *   ...
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.HTTPRedirect}
   */
  public static final class HTTPRedirect extends
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  private static final long serialVersionUID = 0L;
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    private HTTPRedirect(com.google.protobuf.GeneratedMessageV3.Builder builder) {
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     *      * On a redirect, overwrite the Path portion of the URL with this
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     *      * On a redirect, overwrite the Path portion of the URL with this
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     * 
     *
     * string uri = 1;
     * @return The bytes for uri.
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     *      * On a redirect, overwrite the Authority/Host portion of the URL with
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     * 
     *
     * string authority = 2;
     * @return The authority.
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     *      * On a redirect, overwrite the Authority/Host portion of the URL with
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     * 
     *
     * string authority = 2;
     * @return The bytes for authority.
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    public static final int REDIRECT_CODE_FIELD_NUMBER = 3;
    private int redirectCode_;
    /**
     *      * On a redirect, Specifies the HTTP status code to use in the redirect
     * response. The default response code is MOVED_PERMANENTLY (301).
     * 
     *
     * uint32 redirect_code = 3;
     * @return The redirectCode.
     */
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        return super.equals(obj);
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      if (!getAuthority()
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      if (getRedirectCode()
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      if (!unknownFields.equals(other.unknownFields)) return false;
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      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      hash = (37 * hash) + URI_FIELD_NUMBER;
      hash = (53 * hash) + getUri().hashCode();
      hash = (37 * hash) + AUTHORITY_FIELD_NUMBER;
      hash = (53 * hash) + getAuthority().hashCode();
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        throws com.google.protobuf.InvalidProtocolBufferException {
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect parseFrom(
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        throws com.google.protobuf.InvalidProtocolBufferException {
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect parseFrom(
        com.google.protobuf.ByteString data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect parseFrom(
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect parseFrom(
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    /**
     *      * HTTPRedirect can be used to send a 301 redirect response to the caller,
     * where the Authority/Host and the URI in the response can be swapped with
     * the specified values. For example, the following rule redirects
     * requests for /v1/getProductRatings API on the ratings service to
     * /v1/bookRatings provided by the bookratings service.
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: ratings-route
     * spec:
     *   hosts:
     *   - ratings.prod.svc.cluster.local
     *   http:
     *   - match:
     *     - uri:
     *         exact: /v1/getProductRatings
     *     redirect:
     *       uri: /v1/bookRatings
     *       authority: newratings.default.svc.cluster.local
     *   ...
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: ratings-route
     * spec:
     *   hosts:
     *   - ratings.prod.svc.cluster.local
     *   http:
     *   - match:
     *     - uri:
     *         exact: /v1/getProductRatings
     *     redirect:
     *       uri: /v1/bookRatings
     *       authority: newratings.default.svc.cluster.local
     *   ...
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.HTTPRedirect}
     */
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       *        * On a redirect, overwrite the Path portion of the URL with this
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       * request URI being matched as an exact path or prefix.
       * 
       *
       * string uri = 1;
       * @return The uri.
       */
      public java.lang.String getUri() {
        java.lang.Object ref = uri_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          uri_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * On a redirect, overwrite the Path portion of the URL with this
       * value. Note that the entire path will be replaced, irrespective of the
       * request URI being matched as an exact path or prefix.
       * 
       *
       * string uri = 1;
       * @return The bytes for uri.
       */
      public com.google.protobuf.ByteString
          getUriBytes() {
        java.lang.Object ref = uri_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          uri_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * On a redirect, overwrite the Path portion of the URL with this
       * value. Note that the entire path will be replaced, irrespective of the
       * request URI being matched as an exact path or prefix.
       * 
       *
       * string uri = 1;
       * @param value The uri to set.
       * @return This builder for chaining.
       */
      public Builder setUri(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        uri_ = value;
        onChanged();
        return this;
      }
      /**
       *        * On a redirect, overwrite the Path portion of the URL with this
       * value. Note that the entire path will be replaced, irrespective of the
       * request URI being matched as an exact path or prefix.
       * 
       *
       * string uri = 1;
       * @return This builder for chaining.
       */
      public Builder clearUri() {
        
        uri_ = getDefaultInstance().getUri();
        onChanged();
        return this;
      }
      /**
       *        * On a redirect, overwrite the Path portion of the URL with this
       * value. Note that the entire path will be replaced, irrespective of the
       * request URI being matched as an exact path or prefix.
       * 
       *
       * string uri = 1;
       * @param value The bytes for uri to set.
       * @return This builder for chaining.
       */
      public Builder setUriBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        uri_ = value;
        onChanged();
        return this;
      }

      private java.lang.Object authority_ = "";
      /**
       *        * On a redirect, overwrite the Authority/Host portion of the URL with
       * this value.
       * 
       *
       * string authority = 2;
       * @return The authority.
       */
      public java.lang.String getAuthority() {
        java.lang.Object ref = authority_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          authority_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * On a redirect, overwrite the Authority/Host portion of the URL with
       * this value.
       * 
       *
       * string authority = 2;
       * @return The bytes for authority.
       */
      public com.google.protobuf.ByteString
          getAuthorityBytes() {
        java.lang.Object ref = authority_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          authority_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * On a redirect, overwrite the Authority/Host portion of the URL with
       * this value.
       * 
       *
       * string authority = 2;
       * @param value The authority to set.
       * @return This builder for chaining.
       */
      public Builder setAuthority(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        authority_ = value;
        onChanged();
        return this;
      }
      /**
       *        * On a redirect, overwrite the Authority/Host portion of the URL with
       * this value.
       * 
       *
       * string authority = 2;
       * @return This builder for chaining.
       */
      public Builder clearAuthority() {
        
        authority_ = getDefaultInstance().getAuthority();
        onChanged();
        return this;
      }
      /**
       *        * On a redirect, overwrite the Authority/Host portion of the URL with
       * this value.
       * 
       *
       * string authority = 2;
       * @param value The bytes for authority to set.
       * @return This builder for chaining.
       */
      public Builder setAuthorityBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        authority_ = value;
        onChanged();
        return this;
      }

      private int redirectCode_ ;
      /**
       *        * On a redirect, Specifies the HTTP status code to use in the redirect
       * response. The default response code is MOVED_PERMANENTLY (301).
       * 
       *
       * uint32 redirect_code = 3;
       * @return The redirectCode.
       */
      @java.lang.Override
      public int getRedirectCode() {
        return redirectCode_;
      }
      /**
       *        * On a redirect, Specifies the HTTP status code to use in the redirect
       * response. The default response code is MOVED_PERMANENTLY (301).
       * 
       *
       * uint32 redirect_code = 3;
       * @param value The redirectCode to set.
       * @return This builder for chaining.
       */
      public Builder setRedirectCode(int value) {
        
        redirectCode_ = value;
        onChanged();
        return this;
      }
      /**
       *        * On a redirect, Specifies the HTTP status code to use in the redirect
       * response. The default response code is MOVED_PERMANENTLY (301).
       * 
       *
       * uint32 redirect_code = 3;
       * @return This builder for chaining.
       */
      public Builder clearRedirectCode() {
        
        redirectCode_ = 0;
        onChanged();
        return this;
      }
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      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.HTTPRedirect)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.HTTPRedirect)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public HTTPRedirect parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new HTTPRedirect(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRedirect getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface HTTPRewriteOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.HTTPRewrite)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * rewrite the path (or the prefix) portion of the URI with this
     * value. If the original URI was matched based on prefix, the value
     * provided in this field will replace the corresponding matched prefix.
     * 
     *
     * string uri = 1;
     * @return The uri.
     */
    java.lang.String getUri();
    /**
     *      * rewrite the path (or the prefix) portion of the URI with this
     * value. If the original URI was matched based on prefix, the value
     * provided in this field will replace the corresponding matched prefix.
     * 
     *
     * string uri = 1;
     * @return The bytes for uri.
     */
    com.google.protobuf.ByteString
        getUriBytes();

    /**
     *      * rewrite the Authority/Host header with this value.
     * 
     *
     * string authority = 2;
     * @return The authority.
     */
    java.lang.String getAuthority();
    /**
     *      * rewrite the Authority/Host header with this value.
     * 
     *
     * string authority = 2;
     * @return The bytes for authority.
     */
    com.google.protobuf.ByteString
        getAuthorityBytes();
  }
  /**
   *    * HTTPRewrite can be used to rewrite specific parts of a HTTP request
   * before forwarding the request to the destination. Rewrite primitive can
   * be used only with HTTPRouteDestination. The following example
   * demonstrates how to rewrite the URL prefix for api call (/ratings) to
   * ratings service before making the actual API call.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: ratings-route
   * spec:
   *   hosts:
   *   - ratings.prod.svc.cluster.local
   *   http:
   *   - match:
   *     - uri:
   *         prefix: /ratings
   *     rewrite:
   *       uri: /v1/bookRatings
   *     route:
   *     - destination:
   *         host: ratings.prod.svc.cluster.local
   *         subset: v1
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: ratings-route
   * spec:
   *   hosts:
   *   - ratings.prod.svc.cluster.local
   *   http:
   *   - match:
   *     - uri:
   *         prefix: /ratings
   *     rewrite:
   *       uri: /v1/bookRatings
   *     route:
   *     - destination:
   *         host: ratings.prod.svc.cluster.local
   *         subset: v1
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.HTTPRewrite}
   */
  public static final class HTTPRewrite extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.HTTPRewrite)
      HTTPRewriteOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use HTTPRewrite.newBuilder() to construct.
    private HTTPRewrite(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
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      authority_ = "";
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
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            case 10: {
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              break;
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        throw new com.google.protobuf.InvalidProtocolBufferException(
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        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPRewrite_descriptor;
    }

    @java.lang.Override
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    public static final int URI_FIELD_NUMBER = 1;
    private volatile java.lang.Object uri_;
    /**
     *      * rewrite the path (or the prefix) portion of the URI with this
     * value. If the original URI was matched based on prefix, the value
     * provided in this field will replace the corresponding matched prefix.
     * 
     *
     * string uri = 1;
     * @return The uri.
     */
    @java.lang.Override
    public java.lang.String getUri() {
      java.lang.Object ref = uri_;
      if (ref instanceof java.lang.String) {
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        com.google.protobuf.ByteString bs = 
            (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        uri_ = s;
        return s;
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    /**
     *      * rewrite the path (or the prefix) portion of the URI with this
     * value. If the original URI was matched based on prefix, the value
     * provided in this field will replace the corresponding matched prefix.
     * 
     *
     * string uri = 1;
     * @return The bytes for uri.
     */
    @java.lang.Override
    public com.google.protobuf.ByteString
        getUriBytes() {
      java.lang.Object ref = uri_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
                (java.lang.String) ref);
        uri_ = b;
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      } else {
        return (com.google.protobuf.ByteString) ref;
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    public static final int AUTHORITY_FIELD_NUMBER = 2;
    private volatile java.lang.Object authority_;
    /**
     *      * rewrite the Authority/Host header with this value.
     * 
     *
     * string authority = 2;
     * @return The authority.
     */
    @java.lang.Override
    public java.lang.String getAuthority() {
      java.lang.Object ref = authority_;
      if (ref instanceof java.lang.String) {
        return (java.lang.String) ref;
      } else {
        com.google.protobuf.ByteString bs = 
            (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        authority_ = s;
        return s;
      }
    }
    /**
     *      * rewrite the Authority/Host header with this value.
     * 
     *
     * string authority = 2;
     * @return The bytes for authority.
     */
    @java.lang.Override
    public com.google.protobuf.ByteString
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      if (isInitialized == 0) return false;

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    @java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output)
                        throws java.io.IOException {
      if (!getUriBytes().isEmpty()) {
        com.google.protobuf.GeneratedMessageV3.writeString(output, 1, uri_);
      }
      if (!getAuthorityBytes().isEmpty()) {
        com.google.protobuf.GeneratedMessageV3.writeString(output, 2, authority_);
      }
      unknownFields.writeTo(output);
    }

    @java.lang.Override
    public int getSerializedSize() {
      int size = memoizedSize;
      if (size != -1) return size;

      size = 0;
      if (!getUriBytes().isEmpty()) {
        size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, uri_);
      }
      if (!getAuthorityBytes().isEmpty()) {
        size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, authority_);
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      size += unknownFields.getSerializedSize();
      memoizedSize = size;
      return size;
    }

    @java.lang.Override
    public boolean equals(final java.lang.Object obj) {
      if (obj == this) {
       return true;
      }
      if (!(obj instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite)) {
        return super.equals(obj);
      }
      istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite other = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite) obj;

      if (!getUri()
          .equals(other.getUri())) return false;
      if (!getAuthority()
          .equals(other.getAuthority())) return false;
      if (!unknownFields.equals(other.unknownFields)) return false;
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    @java.lang.Override
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        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      hash = (37 * hash) + URI_FIELD_NUMBER;
      hash = (53 * hash) + getUri().hashCode();
      hash = (37 * hash) + AUTHORITY_FIELD_NUMBER;
      hash = (53 * hash) + getAuthority().hashCode();
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite parseFrom(
        java.nio.ByteBuffer data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite parseFrom(
        java.nio.ByteBuffer data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite parseFrom(
        com.google.protobuf.ByteString data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite parseFrom(byte[] data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite parseFrom(
        byte[] data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite parseFrom(java.io.InputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
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    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite parseFrom(
        java.io.InputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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      return com.google.protobuf.GeneratedMessageV3
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      return com.google.protobuf.GeneratedMessageV3
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite parseFrom(
        com.google.protobuf.CodedInputStream input)
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    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewrite parseFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
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    @java.lang.Override
    public Builder newBuilderForType() { return newBuilder(); }
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      return DEFAULT_INSTANCE.toBuilder();
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    @java.lang.Override
    protected Builder newBuilderForType(
        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
      Builder builder = new Builder(parent);
      return builder;
    }
    /**
     *      * HTTPRewrite can be used to rewrite specific parts of a HTTP request
     * before forwarding the request to the destination. Rewrite primitive can
     * be used only with HTTPRouteDestination. The following example
     * demonstrates how to rewrite the URL prefix for api call (/ratings) to
     * ratings service before making the actual API call.
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: ratings-route
     * spec:
     *   hosts:
     *   - ratings.prod.svc.cluster.local
     *   http:
     *   - match:
     *     - uri:
     *         prefix: /ratings
     *     rewrite:
     *       uri: /v1/bookRatings
     *     route:
     *     - destination:
     *         host: ratings.prod.svc.cluster.local
     *         subset: v1
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: ratings-route
     * spec:
     *   hosts:
     *   - ratings.prod.svc.cluster.local
     *   http:
     *   - match:
     *     - uri:
     *         prefix: /ratings
     *     rewrite:
     *       uri: /v1/bookRatings
     *     route:
     *     - destination:
     *         host: ratings.prod.svc.cluster.local
     *         subset: v1
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.HTTPRewrite}
     */
    public static final class Builder extends
        com.google.protobuf.GeneratedMessageV3.Builder implements
        // @@protoc_insertion_point(builder_implements:istio.networking.v1alpha3.HTTPRewrite)
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRewriteOrBuilder {
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  public interface HTTPRetryOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.HTTPRetry)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * Number of retries to be allowed for a given request. The interval
     * between retries will be determined automatically (25ms+). When request 
     * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute) 
     * or `per_try_timeout` is configured, the actual number of retries attempted also depends on
     * the specified request `timeout` and `per_try_timeout` values.
     * 
     *
     * int32 attempts = 1 [(.google.api.field_behavior) = REQUIRED];
     * @return The attempts.
     */
    int getAttempts();

    /**
     *      * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
     * Default is same value as request 
     * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
     * which means no timeout.
     * 
     *
     * .google.protobuf.Duration per_try_timeout = 2;
     * @return Whether the perTryTimeout field is set.
     */
    boolean hasPerTryTimeout();
    /**
     *      * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
     * Default is same value as request 
     * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
     * which means no timeout.
     * 
     *
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     * @return The perTryTimeout.
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    /**
     *      * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
     * Default is same value as request 
     * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
     * which means no timeout.
     * 
     *
     * .google.protobuf.Duration per_try_timeout = 2;
     */
    com.google.protobuf.DurationOrBuilder getPerTryTimeoutOrBuilder();

    /**
     *      * Specifies the conditions under which retry takes place.
     * One or more policies can be specified using a ‘,’ delimited list.
     * See the [retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-on)
     * and [gRPC retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-grpc-on) for more details.
     * 
     *
     * string retry_on = 3;
     * @return The retryOn.
     */
    java.lang.String getRetryOn();
    /**
     *      * Specifies the conditions under which retry takes place.
     * One or more policies can be specified using a ‘,’ delimited list.
     * See the [retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-on)
     * and [gRPC retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-grpc-on) for more details.
     * 
     *
     * string retry_on = 3;
     * @return The bytes for retryOn.
     */
    com.google.protobuf.ByteString
        getRetryOnBytes();

    /**
     *      * Flag to specify whether the retries should retry to other localities.
     * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
     * 
     *
     * .google.protobuf.BoolValue retry_remote_localities = 4;
     * @return Whether the retryRemoteLocalities field is set.
     */
    boolean hasRetryRemoteLocalities();
    /**
     *      * Flag to specify whether the retries should retry to other localities.
     * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
     * 
     *
     * .google.protobuf.BoolValue retry_remote_localities = 4;
     * @return The retryRemoteLocalities.
     */
    com.google.protobuf.BoolValue getRetryRemoteLocalities();
    /**
     *      * Flag to specify whether the retries should retry to other localities.
     * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
     * 
     *
     * .google.protobuf.BoolValue retry_remote_localities = 4;
     */
    com.google.protobuf.BoolValueOrBuilder getRetryRemoteLocalitiesOrBuilder();
  }
  /**
   *    * Describes the retry policy to use when a HTTP request fails. For
   * example, the following rule sets the maximum number of retries to 3 when
   * calling ratings:v1 service, with a 2s timeout per retry attempt.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: ratings-route
   * spec:
   *   hosts:
   *   - ratings.prod.svc.cluster.local
   *   http:
   *   - route:
   *     - destination:
   *         host: ratings.prod.svc.cluster.local
   *         subset: v1
   *     retries:
   *       attempts: 3
   *       perTryTimeout: 2s
   *       retryOn: gateway-error,connect-failure,refused-stream
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: ratings-route
   * spec:
   *   hosts:
   *   - ratings.prod.svc.cluster.local
   *   http:
   *   - route:
   *     - destination:
   *         host: ratings.prod.svc.cluster.local
   *         subset: v1
   *     retries:
   *       attempts: 3
   *       perTryTimeout: 2s
   *       retryOn: gateway-error,connect-failure,refused-stream
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.HTTPRetry}
   */
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     *      * Number of retries to be allowed for a given request. The interval
     * between retries will be determined automatically (25ms+). When request 
     * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute) 
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     * Default is same value as request 
     * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
     * which means no timeout.
     * 
     *
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     * @return Whether the perTryTimeout field is set.
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     *      * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
     * Default is same value as request 
     * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
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     * 
     *
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     *      * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
     * Default is same value as request 
     * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
     * which means no timeout.
     * 
     *
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    /**
     *      * Specifies the conditions under which retry takes place.
     * One or more policies can be specified using a ‘,’ delimited list.
     * See the [retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-on)
     * and [gRPC retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-grpc-on) for more details.
     * 
     *
     * string retry_on = 3;
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     *      * Specifies the conditions under which retry takes place.
     * One or more policies can be specified using a ‘,’ delimited list.
     * See the [retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-on)
     * and [gRPC retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-grpc-on) for more details.
     * 
     *
     * string retry_on = 3;
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    /**
     *      * Flag to specify whether the retries should retry to other localities.
     * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
     * 
     *
     * .google.protobuf.BoolValue retry_remote_localities = 4;
     * @return Whether the retryRemoteLocalities field is set.
     */
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    public boolean hasRetryRemoteLocalities() {
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    /**
     *      * Flag to specify whether the retries should retry to other localities.
     * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
     * 
     *
     * .google.protobuf.BoolValue retry_remote_localities = 4;
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     *      * Flag to specify whether the retries should retry to other localities.
     * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
     * 
     *
     * .google.protobuf.BoolValue retry_remote_localities = 4;
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    /**
     *      * Describes the retry policy to use when a HTTP request fails. For
     * example, the following rule sets the maximum number of retries to 3 when
     * calling ratings:v1 service, with a 2s timeout per retry attempt.
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: ratings-route
     * spec:
     *   hosts:
     *   - ratings.prod.svc.cluster.local
     *   http:
     *   - route:
     *     - destination:
     *         host: ratings.prod.svc.cluster.local
     *         subset: v1
     *     retries:
     *       attempts: 3
     *       perTryTimeout: 2s
     *       retryOn: gateway-error,connect-failure,refused-stream
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: ratings-route
     * spec:
     *   hosts:
     *   - ratings.prod.svc.cluster.local
     *   http:
     *   - route:
     *     - destination:
     *         host: ratings.prod.svc.cluster.local
     *         subset: v1
     *     retries:
     *       attempts: 3
     *       perTryTimeout: 2s
     *       retryOn: gateway-error,connect-failure,refused-stream
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.HTTPRetry}
     */
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      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry build() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry result = buildPartial();
        if (!result.isInitialized()) {
          throw newUninitializedMessageException(result);
        }
        return result;
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry buildPartial() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry result = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry(this);
        result.attempts_ = attempts_;
        if (perTryTimeoutBuilder_ == null) {
          result.perTryTimeout_ = perTryTimeout_;
        } else {
          result.perTryTimeout_ = perTryTimeoutBuilder_.build();
        }
        result.retryOn_ = retryOn_;
        if (retryRemoteLocalitiesBuilder_ == null) {
          result.retryRemoteLocalities_ = retryRemoteLocalities_;
        } else {
          result.retryRemoteLocalities_ = retryRemoteLocalitiesBuilder_.build();
        }
        onBuilt();
        return result;
      }

      @java.lang.Override
      public Builder clone() {
        return super.clone();
      }
      @java.lang.Override
      public Builder setField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          java.lang.Object value) {
        return super.setField(field, value);
      }
      @java.lang.Override
      public Builder clearField(
          com.google.protobuf.Descriptors.FieldDescriptor field) {
        return super.clearField(field);
      }
      @java.lang.Override
      public Builder clearOneof(
          com.google.protobuf.Descriptors.OneofDescriptor oneof) {
        return super.clearOneof(oneof);
      }
      @java.lang.Override
      public Builder setRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          int index, java.lang.Object value) {
        return super.setRepeatedField(field, index, value);
      }
      @java.lang.Override
      public Builder addRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          java.lang.Object value) {
        return super.addRepeatedField(field, value);
      }
      @java.lang.Override
      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry) {
          return mergeFrom((istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry)other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry other) {
        if (other == istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry.getDefaultInstance()) return this;
        if (other.getAttempts() != 0) {
          setAttempts(other.getAttempts());
        }
        if (other.hasPerTryTimeout()) {
          mergePerTryTimeout(other.getPerTryTimeout());
        }
        if (!other.getRetryOn().isEmpty()) {
          retryOn_ = other.retryOn_;
          onChanged();
        }
        if (other.hasRetryRemoteLocalities()) {
          mergeRetryRemoteLocalities(other.getRetryRemoteLocalities());
        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }

      private int attempts_ ;
      /**
       *        * Number of retries to be allowed for a given request. The interval
       * between retries will be determined automatically (25ms+). When request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute) 
       * or `per_try_timeout` is configured, the actual number of retries attempted also depends on
       * the specified request `timeout` and `per_try_timeout` values.
       * 
       *
       * int32 attempts = 1 [(.google.api.field_behavior) = REQUIRED];
       * @return The attempts.
       */
      @java.lang.Override
      public int getAttempts() {
        return attempts_;
      }
      /**
       *        * Number of retries to be allowed for a given request. The interval
       * between retries will be determined automatically (25ms+). When request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute) 
       * or `per_try_timeout` is configured, the actual number of retries attempted also depends on
       * the specified request `timeout` and `per_try_timeout` values.
       * 
       *
       * int32 attempts = 1 [(.google.api.field_behavior) = REQUIRED];
       * @param value The attempts to set.
       * @return This builder for chaining.
       */
      public Builder setAttempts(int value) {
        
        attempts_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Number of retries to be allowed for a given request. The interval
       * between retries will be determined automatically (25ms+). When request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute) 
       * or `per_try_timeout` is configured, the actual number of retries attempted also depends on
       * the specified request `timeout` and `per_try_timeout` values.
       * 
       *
       * int32 attempts = 1 [(.google.api.field_behavior) = REQUIRED];
       * @return This builder for chaining.
       */
      public Builder clearAttempts() {
        
        attempts_ = 0;
        onChanged();
        return this;
      }

      private com.google.protobuf.Duration perTryTimeout_;
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> perTryTimeoutBuilder_;
      /**
       *        * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
       * Default is same value as request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
       * which means no timeout.
       * 
       *
       * .google.protobuf.Duration per_try_timeout = 2;
       * @return Whether the perTryTimeout field is set.
       */
      public boolean hasPerTryTimeout() {
        return perTryTimeoutBuilder_ != null || perTryTimeout_ != null;
      }
      /**
       *        * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
       * Default is same value as request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
       * which means no timeout.
       * 
       *
       * .google.protobuf.Duration per_try_timeout = 2;
       * @return The perTryTimeout.
       */
      public com.google.protobuf.Duration getPerTryTimeout() {
        if (perTryTimeoutBuilder_ == null) {
          return perTryTimeout_ == null ? com.google.protobuf.Duration.getDefaultInstance() : perTryTimeout_;
        } else {
          return perTryTimeoutBuilder_.getMessage();
        }
      }
      /**
       *        * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
       * Default is same value as request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
       * which means no timeout.
       * 
       *
       * .google.protobuf.Duration per_try_timeout = 2;
       */
      public Builder setPerTryTimeout(com.google.protobuf.Duration value) {
        if (perTryTimeoutBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          perTryTimeout_ = value;
          onChanged();
        } else {
          perTryTimeoutBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
       * Default is same value as request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
       * which means no timeout.
       * 
       *
       * .google.protobuf.Duration per_try_timeout = 2;
       */
      public Builder setPerTryTimeout(
          com.google.protobuf.Duration.Builder builderForValue) {
        if (perTryTimeoutBuilder_ == null) {
          perTryTimeout_ = builderForValue.build();
          onChanged();
        } else {
          perTryTimeoutBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
       * Default is same value as request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
       * which means no timeout.
       * 
       *
       * .google.protobuf.Duration per_try_timeout = 2;
       */
      public Builder mergePerTryTimeout(com.google.protobuf.Duration value) {
        if (perTryTimeoutBuilder_ == null) {
          if (perTryTimeout_ != null) {
            perTryTimeout_ =
              com.google.protobuf.Duration.newBuilder(perTryTimeout_).mergeFrom(value).buildPartial();
          } else {
            perTryTimeout_ = value;
          }
          onChanged();
        } else {
          perTryTimeoutBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
       * Default is same value as request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
       * which means no timeout.
       * 
       *
       * .google.protobuf.Duration per_try_timeout = 2;
       */
      public Builder clearPerTryTimeout() {
        if (perTryTimeoutBuilder_ == null) {
          perTryTimeout_ = null;
          onChanged();
        } else {
          perTryTimeout_ = null;
          perTryTimeoutBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
       * Default is same value as request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
       * which means no timeout.
       * 
       *
       * .google.protobuf.Duration per_try_timeout = 2;
       */
      public com.google.protobuf.Duration.Builder getPerTryTimeoutBuilder() {
        
        onChanged();
        return getPerTryTimeoutFieldBuilder().getBuilder();
      }
      /**
       *        * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
       * Default is same value as request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
       * which means no timeout.
       * 
       *
       * .google.protobuf.Duration per_try_timeout = 2;
       */
      public com.google.protobuf.DurationOrBuilder getPerTryTimeoutOrBuilder() {
        if (perTryTimeoutBuilder_ != null) {
          return perTryTimeoutBuilder_.getMessageOrBuilder();
        } else {
          return perTryTimeout_ == null ?
              com.google.protobuf.Duration.getDefaultInstance() : perTryTimeout_;
        }
      }
      /**
       *        * Timeout per retry attempt for a given request. format: 1h/1m/1s/1ms. MUST BE >=1ms.
       * Default is same value as request 
       * `timeout` of the [HTTP route](https://istio.io/docs/reference/config/networking/virtual-service/#HTTPRoute), 
       * which means no timeout.
       * 
       *
       * .google.protobuf.Duration per_try_timeout = 2;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> 
          getPerTryTimeoutFieldBuilder() {
        if (perTryTimeoutBuilder_ == null) {
          perTryTimeoutBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder>(
                  getPerTryTimeout(),
                  getParentForChildren(),
                  isClean());
          perTryTimeout_ = null;
        }
        return perTryTimeoutBuilder_;
      }

      private java.lang.Object retryOn_ = "";
      /**
       *        * Specifies the conditions under which retry takes place.
       * One or more policies can be specified using a ‘,’ delimited list.
       * See the [retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-on)
       * and [gRPC retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-grpc-on) for more details.
       * 
       *
       * string retry_on = 3;
       * @return The retryOn.
       */
      public java.lang.String getRetryOn() {
        java.lang.Object ref = retryOn_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          retryOn_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       *        * Specifies the conditions under which retry takes place.
       * One or more policies can be specified using a ‘,’ delimited list.
       * See the [retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-on)
       * and [gRPC retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-grpc-on) for more details.
       * 
       *
       * string retry_on = 3;
       * @return The bytes for retryOn.
       */
      public com.google.protobuf.ByteString
          getRetryOnBytes() {
        java.lang.Object ref = retryOn_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          retryOn_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       *        * Specifies the conditions under which retry takes place.
       * One or more policies can be specified using a ‘,’ delimited list.
       * See the [retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-on)
       * and [gRPC retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-grpc-on) for more details.
       * 
       *
       * string retry_on = 3;
       * @param value The retryOn to set.
       * @return This builder for chaining.
       */
      public Builder setRetryOn(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        retryOn_ = value;
        onChanged();
        return this;
      }
      /**
       *        * Specifies the conditions under which retry takes place.
       * One or more policies can be specified using a ‘,’ delimited list.
       * See the [retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-on)
       * and [gRPC retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-grpc-on) for more details.
       * 
       *
       * string retry_on = 3;
       * @return This builder for chaining.
       */
      public Builder clearRetryOn() {
        
        retryOn_ = getDefaultInstance().getRetryOn();
        onChanged();
        return this;
      }
      /**
       *        * Specifies the conditions under which retry takes place.
       * One or more policies can be specified using a ‘,’ delimited list.
       * See the [retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-on)
       * and [gRPC retry policies](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#x-envoy-retry-grpc-on) for more details.
       * 
       *
       * string retry_on = 3;
       * @param value The bytes for retryOn to set.
       * @return This builder for chaining.
       */
      public Builder setRetryOnBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        retryOn_ = value;
        onChanged();
        return this;
      }

      private com.google.protobuf.BoolValue retryRemoteLocalities_;
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder> retryRemoteLocalitiesBuilder_;
      /**
       *        * Flag to specify whether the retries should retry to other localities.
       * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
       * 
       *
       * .google.protobuf.BoolValue retry_remote_localities = 4;
       * @return Whether the retryRemoteLocalities field is set.
       */
      public boolean hasRetryRemoteLocalities() {
        return retryRemoteLocalitiesBuilder_ != null || retryRemoteLocalities_ != null;
      }
      /**
       *        * Flag to specify whether the retries should retry to other localities.
       * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
       * 
       *
       * .google.protobuf.BoolValue retry_remote_localities = 4;
       * @return The retryRemoteLocalities.
       */
      public com.google.protobuf.BoolValue getRetryRemoteLocalities() {
        if (retryRemoteLocalitiesBuilder_ == null) {
          return retryRemoteLocalities_ == null ? com.google.protobuf.BoolValue.getDefaultInstance() : retryRemoteLocalities_;
        } else {
          return retryRemoteLocalitiesBuilder_.getMessage();
        }
      }
      /**
       *        * Flag to specify whether the retries should retry to other localities.
       * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
       * 
       *
       * .google.protobuf.BoolValue retry_remote_localities = 4;
       */
      public Builder setRetryRemoteLocalities(com.google.protobuf.BoolValue value) {
        if (retryRemoteLocalitiesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          retryRemoteLocalities_ = value;
          onChanged();
        } else {
          retryRemoteLocalitiesBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Flag to specify whether the retries should retry to other localities.
       * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
       * 
       *
       * .google.protobuf.BoolValue retry_remote_localities = 4;
       */
      public Builder setRetryRemoteLocalities(
          com.google.protobuf.BoolValue.Builder builderForValue) {
        if (retryRemoteLocalitiesBuilder_ == null) {
          retryRemoteLocalities_ = builderForValue.build();
          onChanged();
        } else {
          retryRemoteLocalitiesBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Flag to specify whether the retries should retry to other localities.
       * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
       * 
       *
       * .google.protobuf.BoolValue retry_remote_localities = 4;
       */
      public Builder mergeRetryRemoteLocalities(com.google.protobuf.BoolValue value) {
        if (retryRemoteLocalitiesBuilder_ == null) {
          if (retryRemoteLocalities_ != null) {
            retryRemoteLocalities_ =
              com.google.protobuf.BoolValue.newBuilder(retryRemoteLocalities_).mergeFrom(value).buildPartial();
          } else {
            retryRemoteLocalities_ = value;
          }
          onChanged();
        } else {
          retryRemoteLocalitiesBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Flag to specify whether the retries should retry to other localities.
       * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
       * 
       *
       * .google.protobuf.BoolValue retry_remote_localities = 4;
       */
      public Builder clearRetryRemoteLocalities() {
        if (retryRemoteLocalitiesBuilder_ == null) {
          retryRemoteLocalities_ = null;
          onChanged();
        } else {
          retryRemoteLocalities_ = null;
          retryRemoteLocalitiesBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Flag to specify whether the retries should retry to other localities.
       * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
       * 
       *
       * .google.protobuf.BoolValue retry_remote_localities = 4;
       */
      public com.google.protobuf.BoolValue.Builder getRetryRemoteLocalitiesBuilder() {
        
        onChanged();
        return getRetryRemoteLocalitiesFieldBuilder().getBuilder();
      }
      /**
       *        * Flag to specify whether the retries should retry to other localities.
       * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
       * 
       *
       * .google.protobuf.BoolValue retry_remote_localities = 4;
       */
      public com.google.protobuf.BoolValueOrBuilder getRetryRemoteLocalitiesOrBuilder() {
        if (retryRemoteLocalitiesBuilder_ != null) {
          return retryRemoteLocalitiesBuilder_.getMessageOrBuilder();
        } else {
          return retryRemoteLocalities_ == null ?
              com.google.protobuf.BoolValue.getDefaultInstance() : retryRemoteLocalities_;
        }
      }
      /**
       *        * Flag to specify whether the retries should retry to other localities.
       * See the [retry plugin configuration](https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/http/http_connection_management#retry-plugin-configuration) for more details.
       * 
       *
       * .google.protobuf.BoolValue retry_remote_localities = 4;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder> 
          getRetryRemoteLocalitiesFieldBuilder() {
        if (retryRemoteLocalitiesBuilder_ == null) {
          retryRemoteLocalitiesBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder>(
                  getRetryRemoteLocalities(),
                  getParentForChildren(),
                  isClean());
          retryRemoteLocalities_ = null;
        }
        return retryRemoteLocalitiesBuilder_;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.HTTPRetry)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.HTTPRetry)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public HTTPRetry parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new HTTPRetry(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPRetry getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface CorsPolicyOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.CorsPolicy)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * The list of origins that are allowed to perform CORS requests. The
     * content will be serialized into the Access-Control-Allow-Origin
     * header. Wildcard * will allow all origins.
     * $hide_from_docs
     * 
     *
     * repeated string allow_origin = 1 [deprecated = true];
     * @return A list containing the allowOrigin.
     */
    @java.lang.Deprecated java.util.List
        getAllowOriginList();
    /**
     *      * The list of origins that are allowed to perform CORS requests. The
     * content will be serialized into the Access-Control-Allow-Origin
     * header. Wildcard * will allow all origins.
     * $hide_from_docs
     * 
     *
     * repeated string allow_origin = 1 [deprecated = true];
     * @return The count of allowOrigin.
     */
    @java.lang.Deprecated int getAllowOriginCount();
    /**
     *      * The list of origins that are allowed to perform CORS requests. The
     * content will be serialized into the Access-Control-Allow-Origin
     * header. Wildcard * will allow all origins.
     * $hide_from_docs
     * 
     *
     * repeated string allow_origin = 1 [deprecated = true];
     * @param index The index of the element to return.
     * @return The allowOrigin at the given index.
     */
    @java.lang.Deprecated java.lang.String getAllowOrigin(int index);
    /**
     *      * The list of origins that are allowed to perform CORS requests. The
     * content will be serialized into the Access-Control-Allow-Origin
     * header. Wildcard * will allow all origins.
     * $hide_from_docs
     * 
     *
     * repeated string allow_origin = 1 [deprecated = true];
     * @param index The index of the value to return.
     * @return The bytes of the allowOrigin at the given index.
     */
    @java.lang.Deprecated com.google.protobuf.ByteString
        getAllowOriginBytes(int index);

    /**
     *      * String patterns that match allowed origins.
     * An origin is allowed if any of the string matchers match.
     * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
     * 
     *
     * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
     */
    java.util.List 
        getAllowOriginsList();
    /**
     *      * String patterns that match allowed origins.
     * An origin is allowed if any of the string matchers match.
     * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
     * 
     *
     * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getAllowOrigins(int index);
    /**
     *      * String patterns that match allowed origins.
     * An origin is allowed if any of the string matchers match.
     * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
     * 
     *
     * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
     */
    int getAllowOriginsCount();
    /**
     *      * String patterns that match allowed origins.
     * An origin is allowed if any of the string matchers match.
     * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
     * 
     *
     * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
     */
    java.util.List 
        getAllowOriginsOrBuilderList();
    /**
     *      * String patterns that match allowed origins.
     * An origin is allowed if any of the string matchers match.
     * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
     * 
     *
     * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getAllowOriginsOrBuilder(
        int index);

    /**
     *      * List of HTTP methods allowed to access the resource. The content will
     * be serialized into the Access-Control-Allow-Methods header.
     * 
     *
     * repeated string allow_methods = 2;
     * @return A list containing the allowMethods.
     */
    java.util.List
        getAllowMethodsList();
    /**
     *      * List of HTTP methods allowed to access the resource. The content will
     * be serialized into the Access-Control-Allow-Methods header.
     * 
     *
     * repeated string allow_methods = 2;
     * @return The count of allowMethods.
     */
    int getAllowMethodsCount();
    /**
     *      * List of HTTP methods allowed to access the resource. The content will
     * be serialized into the Access-Control-Allow-Methods header.
     * 
     *
     * repeated string allow_methods = 2;
     * @param index The index of the element to return.
     * @return The allowMethods at the given index.
     */
    java.lang.String getAllowMethods(int index);
    /**
     *      * List of HTTP methods allowed to access the resource. The content will
     * be serialized into the Access-Control-Allow-Methods header.
     * 
     *
     * repeated string allow_methods = 2;
     * @param index The index of the value to return.
     * @return The bytes of the allowMethods at the given index.
     */
    com.google.protobuf.ByteString
        getAllowMethodsBytes(int index);

    /**
     *      * List of HTTP headers that can be used when requesting the
     * resource. Serialized to Access-Control-Allow-Headers header.
     * 
     *
     * repeated string allow_headers = 3;
     * @return A list containing the allowHeaders.
     */
    java.util.List
        getAllowHeadersList();
    /**
     *      * List of HTTP headers that can be used when requesting the
     * resource. Serialized to Access-Control-Allow-Headers header.
     * 
     *
     * repeated string allow_headers = 3;
     * @return The count of allowHeaders.
     */
    int getAllowHeadersCount();
    /**
     *      * List of HTTP headers that can be used when requesting the
     * resource. Serialized to Access-Control-Allow-Headers header.
     * 
     *
     * repeated string allow_headers = 3;
     * @param index The index of the element to return.
     * @return The allowHeaders at the given index.
     */
    java.lang.String getAllowHeaders(int index);
    /**
     *      * List of HTTP headers that can be used when requesting the
     * resource. Serialized to Access-Control-Allow-Headers header.
     * 
     *
     * repeated string allow_headers = 3;
     * @param index The index of the value to return.
     * @return The bytes of the allowHeaders at the given index.
     */
    com.google.protobuf.ByteString
        getAllowHeadersBytes(int index);

    /**
     *      * A list of HTTP headers that the browsers are allowed to
     * access. Serialized into Access-Control-Expose-Headers header.
     * 
     *
     * repeated string expose_headers = 4;
     * @return A list containing the exposeHeaders.
     */
    java.util.List
        getExposeHeadersList();
    /**
     *      * A list of HTTP headers that the browsers are allowed to
     * access. Serialized into Access-Control-Expose-Headers header.
     * 
     *
     * repeated string expose_headers = 4;
     * @return The count of exposeHeaders.
     */
    int getExposeHeadersCount();
    /**
     *      * A list of HTTP headers that the browsers are allowed to
     * access. Serialized into Access-Control-Expose-Headers header.
     * 
     *
     * repeated string expose_headers = 4;
     * @param index The index of the element to return.
     * @return The exposeHeaders at the given index.
     */
    java.lang.String getExposeHeaders(int index);
    /**
     *      * A list of HTTP headers that the browsers are allowed to
     * access. Serialized into Access-Control-Expose-Headers header.
     * 
     *
     * repeated string expose_headers = 4;
     * @param index The index of the value to return.
     * @return The bytes of the exposeHeaders at the given index.
     */
    com.google.protobuf.ByteString
        getExposeHeadersBytes(int index);

    /**
     *      * Specifies how long the results of a preflight request can be
     * cached. Translates to the `Access-Control-Max-Age` header.
     * 
     *
     * .google.protobuf.Duration max_age = 5;
     * @return Whether the maxAge field is set.
     */
    boolean hasMaxAge();
    /**
     *      * Specifies how long the results of a preflight request can be
     * cached. Translates to the `Access-Control-Max-Age` header.
     * 
     *
     * .google.protobuf.Duration max_age = 5;
     * @return The maxAge.
     */
    com.google.protobuf.Duration getMaxAge();
    /**
     *      * Specifies how long the results of a preflight request can be
     * cached. Translates to the `Access-Control-Max-Age` header.
     * 
     *
     * .google.protobuf.Duration max_age = 5;
     */
    com.google.protobuf.DurationOrBuilder getMaxAgeOrBuilder();

    /**
     *      * Indicates whether the caller is allowed to send the actual request
     * (not the preflight) using credentials. Translates to
     * `Access-Control-Allow-Credentials` header.
     * 
     *
     * .google.protobuf.BoolValue allow_credentials = 6;
     * @return Whether the allowCredentials field is set.
     */
    boolean hasAllowCredentials();
    /**
     *      * Indicates whether the caller is allowed to send the actual request
     * (not the preflight) using credentials. Translates to
     * `Access-Control-Allow-Credentials` header.
     * 
     *
     * .google.protobuf.BoolValue allow_credentials = 6;
     * @return The allowCredentials.
     */
    com.google.protobuf.BoolValue getAllowCredentials();
    /**
     *      * Indicates whether the caller is allowed to send the actual request
     * (not the preflight) using credentials. Translates to
     * `Access-Control-Allow-Credentials` header.
     * 
     *
     * .google.protobuf.BoolValue allow_credentials = 6;
     */
    com.google.protobuf.BoolValueOrBuilder getAllowCredentialsOrBuilder();
  }
  /**
   *    * Describes the Cross-Origin Resource Sharing (CORS) policy, for a given
   * service. Refer to [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/Access_control_CORS)
   * for further details about cross origin resource sharing. For example,
   * the following rule restricts cross origin requests to those originating
   * from example.com domain using HTTP POST/GET, and sets the
   * `Access-Control-Allow-Credentials` header to false. In addition, it only
   * exposes `X-Foo-bar` header and sets an expiry period of 1 day.
   * {{<tabset category-name="example">}}
   * {{<tab name="v1alpha3" category-value="v1alpha3">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1alpha3
   * kind: VirtualService
   * metadata:
   *   name: ratings-route
   * spec:
   *   hosts:
   *   - ratings.prod.svc.cluster.local
   *   http:
   *   - route:
   *     - destination:
   *         host: ratings.prod.svc.cluster.local
   *         subset: v1
   *     corsPolicy:
   *       allowOrigins:
   *       - exact: https://example.com
   *       allowMethods:
   *       - POST
   *       - GET
   *       allowCredentials: false
   *       allowHeaders:
   *       - X-Foo-Bar
   *       maxAge: "24h"
   * ```
   * {{</tab>}}
   * {{<tab name="v1beta1" category-value="v1beta1">}}
   * ```yaml
   * apiVersion: networking.istio.io/v1beta1
   * kind: VirtualService
   * metadata:
   *   name: ratings-route
   * spec:
   *   hosts:
   *   - ratings.prod.svc.cluster.local
   *   http:
   *   - route:
   *     - destination:
   *         host: ratings.prod.svc.cluster.local
   *         subset: v1
   *     corsPolicy:
   *       allowOrigins:
   *       - exact: https://example.com
   *       allowMethods:
   *       - POST
   *       - GET
   *       allowCredentials: false
   *       allowHeaders:
   *       - X-Foo-Bar
   *       maxAge: "24h"
   * ```
   * {{</tab>}}
   * {{</tabset>}}
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.CorsPolicy}
   */
  public static final class CorsPolicy extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.CorsPolicy)
      CorsPolicyOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use CorsPolicy.newBuilder() to construct.
    private CorsPolicy(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private CorsPolicy() {
      allowOrigin_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      allowOrigins_ = java.util.Collections.emptyList();
      allowMethods_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      allowHeaders_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      exposeHeaders_ = com.google.protobuf.LazyStringArrayList.EMPTY;
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new CorsPolicy();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
    getUnknownFields() {
      return this.unknownFields;
    }
    private CorsPolicy(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      this();
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      int mutable_bitField0_ = 0;
      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
          com.google.protobuf.UnknownFieldSet.newBuilder();
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 10: {
              java.lang.String s = input.readStringRequireUtf8();
              if (!((mutable_bitField0_ & 0x00000001) != 0)) {
                allowOrigin_ = new com.google.protobuf.LazyStringArrayList();
                mutable_bitField0_ |= 0x00000001;
              }
              allowOrigin_.add(s);
              break;
            }
            case 18: {
              java.lang.String s = input.readStringRequireUtf8();
              if (!((mutable_bitField0_ & 0x00000004) != 0)) {
                allowMethods_ = new com.google.protobuf.LazyStringArrayList();
                mutable_bitField0_ |= 0x00000004;
              }
              allowMethods_.add(s);
              break;
            }
            case 26: {
              java.lang.String s = input.readStringRequireUtf8();
              if (!((mutable_bitField0_ & 0x00000008) != 0)) {
                allowHeaders_ = new com.google.protobuf.LazyStringArrayList();
                mutable_bitField0_ |= 0x00000008;
              }
              allowHeaders_.add(s);
              break;
            }
            case 34: {
              java.lang.String s = input.readStringRequireUtf8();
              if (!((mutable_bitField0_ & 0x00000010) != 0)) {
                exposeHeaders_ = new com.google.protobuf.LazyStringArrayList();
                mutable_bitField0_ |= 0x00000010;
              }
              exposeHeaders_.add(s);
              break;
            }
            case 42: {
              com.google.protobuf.Duration.Builder subBuilder = null;
              if (maxAge_ != null) {
                subBuilder = maxAge_.toBuilder();
              }
              maxAge_ = input.readMessage(com.google.protobuf.Duration.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(maxAge_);
                maxAge_ = subBuilder.buildPartial();
              }

              break;
            }
            case 50: {
              com.google.protobuf.BoolValue.Builder subBuilder = null;
              if (allowCredentials_ != null) {
                subBuilder = allowCredentials_.toBuilder();
              }
              allowCredentials_ = input.readMessage(com.google.protobuf.BoolValue.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(allowCredentials_);
                allowCredentials_ = subBuilder.buildPartial();
              }

              break;
            }
            case 58: {
              if (!((mutable_bitField0_ & 0x00000002) != 0)) {
                allowOrigins_ = new java.util.ArrayList();
                mutable_bitField0_ |= 0x00000002;
              }
              allowOrigins_.add(
                  input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.parser(), extensionRegistry));
              break;
            }
            default: {
              if (!parseUnknownField(
                  input, unknownFields, extensionRegistry, tag)) {
                done = true;
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              break;
            }
          }
        }
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(this);
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(
            e).setUnfinishedMessage(this);
      } finally {
        if (((mutable_bitField0_ & 0x00000001) != 0)) {
          allowOrigin_ = allowOrigin_.getUnmodifiableView();
        }
        if (((mutable_bitField0_ & 0x00000004) != 0)) {
          allowMethods_ = allowMethods_.getUnmodifiableView();
        }
        if (((mutable_bitField0_ & 0x00000008) != 0)) {
          allowHeaders_ = allowHeaders_.getUnmodifiableView();
        }
        if (((mutable_bitField0_ & 0x00000010) != 0)) {
          exposeHeaders_ = exposeHeaders_.getUnmodifiableView();
        }
        if (((mutable_bitField0_ & 0x00000002) != 0)) {
          allowOrigins_ = java.util.Collections.unmodifiableList(allowOrigins_);
        }
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_CorsPolicy_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_CorsPolicy_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.class, istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy.Builder.class);
    }

    public static final int ALLOW_ORIGIN_FIELD_NUMBER = 1;
    private com.google.protobuf.LazyStringList allowOrigin_;
    /**
     *      * The list of origins that are allowed to perform CORS requests. The
     * content will be serialized into the Access-Control-Allow-Origin
     * header. Wildcard * will allow all origins.
     * $hide_from_docs
     * 
     *
     * repeated string allow_origin = 1 [deprecated = true];
     * @return A list containing the allowOrigin.
     */
    @java.lang.Deprecated public com.google.protobuf.ProtocolStringList
        getAllowOriginList() {
      return allowOrigin_;
    }
    /**
     *      * The list of origins that are allowed to perform CORS requests. The
     * content will be serialized into the Access-Control-Allow-Origin
     * header. Wildcard * will allow all origins.
     * $hide_from_docs
     * 
     *
     * repeated string allow_origin = 1 [deprecated = true];
     * @return The count of allowOrigin.
     */
    @java.lang.Deprecated public int getAllowOriginCount() {
      return allowOrigin_.size();
    }
    /**
     *      * The list of origins that are allowed to perform CORS requests. The
     * content will be serialized into the Access-Control-Allow-Origin
     * header. Wildcard * will allow all origins.
     * $hide_from_docs
     * 
     *
     * repeated string allow_origin = 1 [deprecated = true];
     * @param index The index of the element to return.
     * @return The allowOrigin at the given index.
     */
    @java.lang.Deprecated public java.lang.String getAllowOrigin(int index) {
      return allowOrigin_.get(index);
    }
    /**
     *      * The list of origins that are allowed to perform CORS requests. The
     * content will be serialized into the Access-Control-Allow-Origin
     * header. Wildcard * will allow all origins.
     * $hide_from_docs
     * 
     *
     * repeated string allow_origin = 1 [deprecated = true];
     * @param index The index of the value to return.
     * @return The bytes of the allowOrigin at the given index.
     */
    @java.lang.Deprecated public com.google.protobuf.ByteString
        getAllowOriginBytes(int index) {
      return allowOrigin_.getByteString(index);
    }

    public static final int ALLOW_ORIGINS_FIELD_NUMBER = 7;
    private java.util.List allowOrigins_;
    /**
     *      * String patterns that match allowed origins.
     * An origin is allowed if any of the string matchers match.
     * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
     * 
     *
     * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
     */
    @java.lang.Override
    public java.util.List getAllowOriginsList() {
      return allowOrigins_;
    }
    /**
     *      * String patterns that match allowed origins.
     * An origin is allowed if any of the string matchers match.
     * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
     * 
     *
     * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
     */
    @java.lang.Override
    public java.util.List 
        getAllowOriginsOrBuilderList() {
      return allowOrigins_;
    }
    /**
     *      * String patterns that match allowed origins.
     * An origin is allowed if any of the string matchers match.
     * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
     * 
     *
     * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
     */
    @java.lang.Override
    public int getAllowOriginsCount() {
      return allowOrigins_.size();
    }
    /**
     *      * String patterns that match allowed origins.
     * An origin is allowed if any of the string matchers match.
     * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
     * 
     *
     * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getAllowOrigins(int index) {
      return allowOrigins_.get(index);
    }
    /**
     *      * String patterns that match allowed origins.
     * An origin is allowed if any of the string matchers match.
     * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
     * 
     *
     * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getAllowOriginsOrBuilder(
        int index) {
      return allowOrigins_.get(index);
    }

    public static final int ALLOW_METHODS_FIELD_NUMBER = 2;
    private com.google.protobuf.LazyStringList allowMethods_;
    /**
     *      * List of HTTP methods allowed to access the resource. The content will
     * be serialized into the Access-Control-Allow-Methods header.
     * 
     *
     * repeated string allow_methods = 2;
     * @return A list containing the allowMethods.
     */
    public com.google.protobuf.ProtocolStringList
        getAllowMethodsList() {
      return allowMethods_;
    }
    /**
     *      * List of HTTP methods allowed to access the resource. The content will
     * be serialized into the Access-Control-Allow-Methods header.
     * 
     *
     * repeated string allow_methods = 2;
     * @return The count of allowMethods.
     */
    public int getAllowMethodsCount() {
      return allowMethods_.size();
    }
    /**
     *      * List of HTTP methods allowed to access the resource. The content will
     * be serialized into the Access-Control-Allow-Methods header.
     * 
     *
     * repeated string allow_methods = 2;
     * @param index The index of the element to return.
     * @return The allowMethods at the given index.
     */
    public java.lang.String getAllowMethods(int index) {
      return allowMethods_.get(index);
    }
    /**
     *      * List of HTTP methods allowed to access the resource. The content will
     * be serialized into the Access-Control-Allow-Methods header.
     * 
     *
     * repeated string allow_methods = 2;
     * @param index The index of the value to return.
     * @return The bytes of the allowMethods at the given index.
     */
    public com.google.protobuf.ByteString
        getAllowMethodsBytes(int index) {
      return allowMethods_.getByteString(index);
    }

    public static final int ALLOW_HEADERS_FIELD_NUMBER = 3;
    private com.google.protobuf.LazyStringList allowHeaders_;
    /**
     *      * List of HTTP headers that can be used when requesting the
     * resource. Serialized to Access-Control-Allow-Headers header.
     * 
     *
     * repeated string allow_headers = 3;
     * @return A list containing the allowHeaders.
     */
    public com.google.protobuf.ProtocolStringList
        getAllowHeadersList() {
      return allowHeaders_;
    }
    /**
     *      * List of HTTP headers that can be used when requesting the
     * resource. Serialized to Access-Control-Allow-Headers header.
     * 
     *
     * repeated string allow_headers = 3;
     * @return The count of allowHeaders.
     */
    public int getAllowHeadersCount() {
      return allowHeaders_.size();
    }
    /**
     *      * List of HTTP headers that can be used when requesting the
     * resource. Serialized to Access-Control-Allow-Headers header.
     * 
     *
     * repeated string allow_headers = 3;
     * @param index The index of the element to return.
     * @return The allowHeaders at the given index.
     */
    public java.lang.String getAllowHeaders(int index) {
      return allowHeaders_.get(index);
    }
    /**
     *      * List of HTTP headers that can be used when requesting the
     * resource. Serialized to Access-Control-Allow-Headers header.
     * 
     *
     * repeated string allow_headers = 3;
     * @param index The index of the value to return.
     * @return The bytes of the allowHeaders at the given index.
     */
    public com.google.protobuf.ByteString
        getAllowHeadersBytes(int index) {
      return allowHeaders_.getByteString(index);
    }

    public static final int EXPOSE_HEADERS_FIELD_NUMBER = 4;
    private com.google.protobuf.LazyStringList exposeHeaders_;
    /**
     *      * A list of HTTP headers that the browsers are allowed to
     * access. Serialized into Access-Control-Expose-Headers header.
     * 
     *
     * repeated string expose_headers = 4;
     * @return A list containing the exposeHeaders.
     */
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    /**
     *      * Describes the Cross-Origin Resource Sharing (CORS) policy, for a given
     * service. Refer to [CORS](https://developer.mozilla.org/en-US/docs/Web/HTTP/Access_control_CORS)
     * for further details about cross origin resource sharing. For example,
     * the following rule restricts cross origin requests to those originating
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     * {{<tabset category-name="example">}}
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     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: ratings-route
     * spec:
     *   hosts:
     *   - ratings.prod.svc.cluster.local
     *   http:
     *   - route:
     *     - destination:
     *         host: ratings.prod.svc.cluster.local
     *         subset: v1
     *     corsPolicy:
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     *       - exact: https://example.com
     *       allowMethods:
     *       - POST
     *       - GET
     *       allowCredentials: false
     *       allowHeaders:
     *       - X-Foo-Bar
     *       maxAge: "24h"
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: ratings-route
     * spec:
     *   hosts:
     *   - ratings.prod.svc.cluster.local
     *   http:
     *   - route:
     *     - destination:
     *         host: ratings.prod.svc.cluster.local
     *         subset: v1
     *     corsPolicy:
     *       allowOrigins:
     *       - exact: https://example.com
     *       allowMethods:
     *       - POST
     *       - GET
     *       allowCredentials: false
     *       allowHeaders:
     *       - X-Foo-Bar
     *       maxAge: "24h"
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.CorsPolicy}
     */
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          mergeMaxAge(other.getMaxAge());
        }
        if (other.hasAllowCredentials()) {
          mergeAllowCredentials(other.getAllowCredentials());
        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }
      private int bitField0_;

      private com.google.protobuf.LazyStringList allowOrigin_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureAllowOriginIsMutable() {
        if (!((bitField0_ & 0x00000001) != 0)) {
          allowOrigin_ = new com.google.protobuf.LazyStringArrayList(allowOrigin_);
          bitField0_ |= 0x00000001;
         }
      }
      /**
       *        * The list of origins that are allowed to perform CORS requests. The
       * content will be serialized into the Access-Control-Allow-Origin
       * header. Wildcard * will allow all origins.
       * $hide_from_docs
       * 
       *
       * repeated string allow_origin = 1 [deprecated = true];
       * @return A list containing the allowOrigin.
       */
      @java.lang.Deprecated public com.google.protobuf.ProtocolStringList
          getAllowOriginList() {
        return allowOrigin_.getUnmodifiableView();
      }
      /**
       *        * The list of origins that are allowed to perform CORS requests. The
       * content will be serialized into the Access-Control-Allow-Origin
       * header. Wildcard * will allow all origins.
       * $hide_from_docs
       * 
       *
       * repeated string allow_origin = 1 [deprecated = true];
       * @return The count of allowOrigin.
       */
      @java.lang.Deprecated public int getAllowOriginCount() {
        return allowOrigin_.size();
      }
      /**
       *        * The list of origins that are allowed to perform CORS requests. The
       * content will be serialized into the Access-Control-Allow-Origin
       * header. Wildcard * will allow all origins.
       * $hide_from_docs
       * 
       *
       * repeated string allow_origin = 1 [deprecated = true];
       * @param index The index of the element to return.
       * @return The allowOrigin at the given index.
       */
      @java.lang.Deprecated public java.lang.String getAllowOrigin(int index) {
        return allowOrigin_.get(index);
      }
      /**
       *        * The list of origins that are allowed to perform CORS requests. The
       * content will be serialized into the Access-Control-Allow-Origin
       * header. Wildcard * will allow all origins.
       * $hide_from_docs
       * 
       *
       * repeated string allow_origin = 1 [deprecated = true];
       * @param index The index of the value to return.
       * @return The bytes of the allowOrigin at the given index.
       */
      @java.lang.Deprecated public com.google.protobuf.ByteString
          getAllowOriginBytes(int index) {
        return allowOrigin_.getByteString(index);
      }
      /**
       *        * The list of origins that are allowed to perform CORS requests. The
       * content will be serialized into the Access-Control-Allow-Origin
       * header. Wildcard * will allow all origins.
       * $hide_from_docs
       * 
       *
       * repeated string allow_origin = 1 [deprecated = true];
       * @param index The index to set the value at.
       * @param value The allowOrigin to set.
       * @return This builder for chaining.
       */
      @java.lang.Deprecated public Builder setAllowOrigin(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureAllowOriginIsMutable();
        allowOrigin_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * The list of origins that are allowed to perform CORS requests. The
       * content will be serialized into the Access-Control-Allow-Origin
       * header. Wildcard * will allow all origins.
       * $hide_from_docs
       * 
       *
       * repeated string allow_origin = 1 [deprecated = true];
       * @param value The allowOrigin to add.
       * @return This builder for chaining.
       */
      @java.lang.Deprecated public Builder addAllowOrigin(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureAllowOriginIsMutable();
        allowOrigin_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * The list of origins that are allowed to perform CORS requests. The
       * content will be serialized into the Access-Control-Allow-Origin
       * header. Wildcard * will allow all origins.
       * $hide_from_docs
       * 
       *
       * repeated string allow_origin = 1 [deprecated = true];
       * @param values The allowOrigin to add.
       * @return This builder for chaining.
       */
      @java.lang.Deprecated public Builder addAllAllowOrigin(
          java.lang.Iterable values) {
        ensureAllowOriginIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, allowOrigin_);
        onChanged();
        return this;
      }
      /**
       *        * The list of origins that are allowed to perform CORS requests. The
       * content will be serialized into the Access-Control-Allow-Origin
       * header. Wildcard * will allow all origins.
       * $hide_from_docs
       * 
       *
       * repeated string allow_origin = 1 [deprecated = true];
       * @return This builder for chaining.
       */
      @java.lang.Deprecated public Builder clearAllowOrigin() {
        allowOrigin_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000001);
        onChanged();
        return this;
      }
      /**
       *        * The list of origins that are allowed to perform CORS requests. The
       * content will be serialized into the Access-Control-Allow-Origin
       * header. Wildcard * will allow all origins.
       * $hide_from_docs
       * 
       *
       * repeated string allow_origin = 1 [deprecated = true];
       * @param value The bytes of the allowOrigin to add.
       * @return This builder for chaining.
       */
      @java.lang.Deprecated public Builder addAllowOriginBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureAllowOriginIsMutable();
        allowOrigin_.add(value);
        onChanged();
        return this;
      }

      private java.util.List allowOrigins_ =
        java.util.Collections.emptyList();
      private void ensureAllowOriginsIsMutable() {
        if (!((bitField0_ & 0x00000002) != 0)) {
          allowOrigins_ = new java.util.ArrayList(allowOrigins_);
          bitField0_ |= 0x00000002;
         }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder> allowOriginsBuilder_;

      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public java.util.List getAllowOriginsList() {
        if (allowOriginsBuilder_ == null) {
          return java.util.Collections.unmodifiableList(allowOrigins_);
        } else {
          return allowOriginsBuilder_.getMessageList();
        }
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public int getAllowOriginsCount() {
        if (allowOriginsBuilder_ == null) {
          return allowOrigins_.size();
        } else {
          return allowOriginsBuilder_.getCount();
        }
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch getAllowOrigins(int index) {
        if (allowOriginsBuilder_ == null) {
          return allowOrigins_.get(index);
        } else {
          return allowOriginsBuilder_.getMessage(index);
        }
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public Builder setAllowOrigins(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (allowOriginsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureAllowOriginsIsMutable();
          allowOrigins_.set(index, value);
          onChanged();
        } else {
          allowOriginsBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public Builder setAllowOrigins(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder builderForValue) {
        if (allowOriginsBuilder_ == null) {
          ensureAllowOriginsIsMutable();
          allowOrigins_.set(index, builderForValue.build());
          onChanged();
        } else {
          allowOriginsBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public Builder addAllowOrigins(istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (allowOriginsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureAllowOriginsIsMutable();
          allowOrigins_.add(value);
          onChanged();
        } else {
          allowOriginsBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public Builder addAllowOrigins(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch value) {
        if (allowOriginsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureAllowOriginsIsMutable();
          allowOrigins_.add(index, value);
          onChanged();
        } else {
          allowOriginsBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public Builder addAllowOrigins(
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder builderForValue) {
        if (allowOriginsBuilder_ == null) {
          ensureAllowOriginsIsMutable();
          allowOrigins_.add(builderForValue.build());
          onChanged();
        } else {
          allowOriginsBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public Builder addAllowOrigins(
          int index, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder builderForValue) {
        if (allowOriginsBuilder_ == null) {
          ensureAllowOriginsIsMutable();
          allowOrigins_.add(index, builderForValue.build());
          onChanged();
        } else {
          allowOriginsBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public Builder addAllAllowOrigins(
          java.lang.Iterable values) {
        if (allowOriginsBuilder_ == null) {
          ensureAllowOriginsIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(
              values, allowOrigins_);
          onChanged();
        } else {
          allowOriginsBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public Builder clearAllowOrigins() {
        if (allowOriginsBuilder_ == null) {
          allowOrigins_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000002);
          onChanged();
        } else {
          allowOriginsBuilder_.clear();
        }
        return this;
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public Builder removeAllowOrigins(int index) {
        if (allowOriginsBuilder_ == null) {
          ensureAllowOriginsIsMutable();
          allowOrigins_.remove(index);
          onChanged();
        } else {
          allowOriginsBuilder_.remove(index);
        }
        return this;
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder getAllowOriginsBuilder(
          int index) {
        return getAllowOriginsFieldBuilder().getBuilder(index);
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder getAllowOriginsOrBuilder(
          int index) {
        if (allowOriginsBuilder_ == null) {
          return allowOrigins_.get(index);  } else {
          return allowOriginsBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public java.util.List 
           getAllowOriginsOrBuilderList() {
        if (allowOriginsBuilder_ != null) {
          return allowOriginsBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(allowOrigins_);
        }
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder addAllowOriginsBuilder() {
        return getAllowOriginsFieldBuilder().addBuilder(
            istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance());
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder addAllowOriginsBuilder(
          int index) {
        return getAllowOriginsFieldBuilder().addBuilder(
            index, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.getDefaultInstance());
      }
      /**
       *        * String patterns that match allowed origins.
       * An origin is allowed if any of the string matchers match.
       * If a match is found, then the outgoing Access-Control-Allow-Origin would be set to the origin as provided by the client.
       * 
       *
       * repeated .istio.networking.v1alpha3.StringMatch allow_origins = 7;
       */
      public java.util.List 
           getAllowOriginsBuilderList() {
        return getAllowOriginsFieldBuilder().getBuilderList();
      }
      private com.google.protobuf.RepeatedFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder> 
          getAllowOriginsFieldBuilder() {
        if (allowOriginsBuilder_ == null) {
          allowOriginsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatch.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.StringMatchOrBuilder>(
                  allowOrigins_,
                  ((bitField0_ & 0x00000002) != 0),
                  getParentForChildren(),
                  isClean());
          allowOrigins_ = null;
        }
        return allowOriginsBuilder_;
      }

      private com.google.protobuf.LazyStringList allowMethods_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureAllowMethodsIsMutable() {
        if (!((bitField0_ & 0x00000004) != 0)) {
          allowMethods_ = new com.google.protobuf.LazyStringArrayList(allowMethods_);
          bitField0_ |= 0x00000004;
         }
      }
      /**
       *        * List of HTTP methods allowed to access the resource. The content will
       * be serialized into the Access-Control-Allow-Methods header.
       * 
       *
       * repeated string allow_methods = 2;
       * @return A list containing the allowMethods.
       */
      public com.google.protobuf.ProtocolStringList
          getAllowMethodsList() {
        return allowMethods_.getUnmodifiableView();
      }
      /**
       *        * List of HTTP methods allowed to access the resource. The content will
       * be serialized into the Access-Control-Allow-Methods header.
       * 
       *
       * repeated string allow_methods = 2;
       * @return The count of allowMethods.
       */
      public int getAllowMethodsCount() {
        return allowMethods_.size();
      }
      /**
       *        * List of HTTP methods allowed to access the resource. The content will
       * be serialized into the Access-Control-Allow-Methods header.
       * 
       *
       * repeated string allow_methods = 2;
       * @param index The index of the element to return.
       * @return The allowMethods at the given index.
       */
      public java.lang.String getAllowMethods(int index) {
        return allowMethods_.get(index);
      }
      /**
       *        * List of HTTP methods allowed to access the resource. The content will
       * be serialized into the Access-Control-Allow-Methods header.
       * 
       *
       * repeated string allow_methods = 2;
       * @param index The index of the value to return.
       * @return The bytes of the allowMethods at the given index.
       */
      public com.google.protobuf.ByteString
          getAllowMethodsBytes(int index) {
        return allowMethods_.getByteString(index);
      }
      /**
       *        * List of HTTP methods allowed to access the resource. The content will
       * be serialized into the Access-Control-Allow-Methods header.
       * 
       *
       * repeated string allow_methods = 2;
       * @param index The index to set the value at.
       * @param value The allowMethods to set.
       * @return This builder for chaining.
       */
      public Builder setAllowMethods(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureAllowMethodsIsMutable();
        allowMethods_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * List of HTTP methods allowed to access the resource. The content will
       * be serialized into the Access-Control-Allow-Methods header.
       * 
       *
       * repeated string allow_methods = 2;
       * @param value The allowMethods to add.
       * @return This builder for chaining.
       */
      public Builder addAllowMethods(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureAllowMethodsIsMutable();
        allowMethods_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * List of HTTP methods allowed to access the resource. The content will
       * be serialized into the Access-Control-Allow-Methods header.
       * 
       *
       * repeated string allow_methods = 2;
       * @param values The allowMethods to add.
       * @return This builder for chaining.
       */
      public Builder addAllAllowMethods(
          java.lang.Iterable values) {
        ensureAllowMethodsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, allowMethods_);
        onChanged();
        return this;
      }
      /**
       *        * List of HTTP methods allowed to access the resource. The content will
       * be serialized into the Access-Control-Allow-Methods header.
       * 
       *
       * repeated string allow_methods = 2;
       * @return This builder for chaining.
       */
      public Builder clearAllowMethods() {
        allowMethods_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000004);
        onChanged();
        return this;
      }
      /**
       *        * List of HTTP methods allowed to access the resource. The content will
       * be serialized into the Access-Control-Allow-Methods header.
       * 
       *
       * repeated string allow_methods = 2;
       * @param value The bytes of the allowMethods to add.
       * @return This builder for chaining.
       */
      public Builder addAllowMethodsBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureAllowMethodsIsMutable();
        allowMethods_.add(value);
        onChanged();
        return this;
      }

      private com.google.protobuf.LazyStringList allowHeaders_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureAllowHeadersIsMutable() {
        if (!((bitField0_ & 0x00000008) != 0)) {
          allowHeaders_ = new com.google.protobuf.LazyStringArrayList(allowHeaders_);
          bitField0_ |= 0x00000008;
         }
      }
      /**
       *        * List of HTTP headers that can be used when requesting the
       * resource. Serialized to Access-Control-Allow-Headers header.
       * 
       *
       * repeated string allow_headers = 3;
       * @return A list containing the allowHeaders.
       */
      public com.google.protobuf.ProtocolStringList
          getAllowHeadersList() {
        return allowHeaders_.getUnmodifiableView();
      }
      /**
       *        * List of HTTP headers that can be used when requesting the
       * resource. Serialized to Access-Control-Allow-Headers header.
       * 
       *
       * repeated string allow_headers = 3;
       * @return The count of allowHeaders.
       */
      public int getAllowHeadersCount() {
        return allowHeaders_.size();
      }
      /**
       *        * List of HTTP headers that can be used when requesting the
       * resource. Serialized to Access-Control-Allow-Headers header.
       * 
       *
       * repeated string allow_headers = 3;
       * @param index The index of the element to return.
       * @return The allowHeaders at the given index.
       */
      public java.lang.String getAllowHeaders(int index) {
        return allowHeaders_.get(index);
      }
      /**
       *        * List of HTTP headers that can be used when requesting the
       * resource. Serialized to Access-Control-Allow-Headers header.
       * 
       *
       * repeated string allow_headers = 3;
       * @param index The index of the value to return.
       * @return The bytes of the allowHeaders at the given index.
       */
      public com.google.protobuf.ByteString
          getAllowHeadersBytes(int index) {
        return allowHeaders_.getByteString(index);
      }
      /**
       *        * List of HTTP headers that can be used when requesting the
       * resource. Serialized to Access-Control-Allow-Headers header.
       * 
       *
       * repeated string allow_headers = 3;
       * @param index The index to set the value at.
       * @param value The allowHeaders to set.
       * @return This builder for chaining.
       */
      public Builder setAllowHeaders(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureAllowHeadersIsMutable();
        allowHeaders_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * List of HTTP headers that can be used when requesting the
       * resource. Serialized to Access-Control-Allow-Headers header.
       * 
       *
       * repeated string allow_headers = 3;
       * @param value The allowHeaders to add.
       * @return This builder for chaining.
       */
      public Builder addAllowHeaders(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureAllowHeadersIsMutable();
        allowHeaders_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * List of HTTP headers that can be used when requesting the
       * resource. Serialized to Access-Control-Allow-Headers header.
       * 
       *
       * repeated string allow_headers = 3;
       * @param values The allowHeaders to add.
       * @return This builder for chaining.
       */
      public Builder addAllAllowHeaders(
          java.lang.Iterable values) {
        ensureAllowHeadersIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, allowHeaders_);
        onChanged();
        return this;
      }
      /**
       *        * List of HTTP headers that can be used when requesting the
       * resource. Serialized to Access-Control-Allow-Headers header.
       * 
       *
       * repeated string allow_headers = 3;
       * @return This builder for chaining.
       */
      public Builder clearAllowHeaders() {
        allowHeaders_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000008);
        onChanged();
        return this;
      }
      /**
       *        * List of HTTP headers that can be used when requesting the
       * resource. Serialized to Access-Control-Allow-Headers header.
       * 
       *
       * repeated string allow_headers = 3;
       * @param value The bytes of the allowHeaders to add.
       * @return This builder for chaining.
       */
      public Builder addAllowHeadersBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureAllowHeadersIsMutable();
        allowHeaders_.add(value);
        onChanged();
        return this;
      }

      private com.google.protobuf.LazyStringList exposeHeaders_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      private void ensureExposeHeadersIsMutable() {
        if (!((bitField0_ & 0x00000010) != 0)) {
          exposeHeaders_ = new com.google.protobuf.LazyStringArrayList(exposeHeaders_);
          bitField0_ |= 0x00000010;
         }
      }
      /**
       *        * A list of HTTP headers that the browsers are allowed to
       * access. Serialized into Access-Control-Expose-Headers header.
       * 
       *
       * repeated string expose_headers = 4;
       * @return A list containing the exposeHeaders.
       */
      public com.google.protobuf.ProtocolStringList
          getExposeHeadersList() {
        return exposeHeaders_.getUnmodifiableView();
      }
      /**
       *        * A list of HTTP headers that the browsers are allowed to
       * access. Serialized into Access-Control-Expose-Headers header.
       * 
       *
       * repeated string expose_headers = 4;
       * @return The count of exposeHeaders.
       */
      public int getExposeHeadersCount() {
        return exposeHeaders_.size();
      }
      /**
       *        * A list of HTTP headers that the browsers are allowed to
       * access. Serialized into Access-Control-Expose-Headers header.
       * 
       *
       * repeated string expose_headers = 4;
       * @param index The index of the element to return.
       * @return The exposeHeaders at the given index.
       */
      public java.lang.String getExposeHeaders(int index) {
        return exposeHeaders_.get(index);
      }
      /**
       *        * A list of HTTP headers that the browsers are allowed to
       * access. Serialized into Access-Control-Expose-Headers header.
       * 
       *
       * repeated string expose_headers = 4;
       * @param index The index of the value to return.
       * @return The bytes of the exposeHeaders at the given index.
       */
      public com.google.protobuf.ByteString
          getExposeHeadersBytes(int index) {
        return exposeHeaders_.getByteString(index);
      }
      /**
       *        * A list of HTTP headers that the browsers are allowed to
       * access. Serialized into Access-Control-Expose-Headers header.
       * 
       *
       * repeated string expose_headers = 4;
       * @param index The index to set the value at.
       * @param value The exposeHeaders to set.
       * @return This builder for chaining.
       */
      public Builder setExposeHeaders(
          int index, java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureExposeHeadersIsMutable();
        exposeHeaders_.set(index, value);
        onChanged();
        return this;
      }
      /**
       *        * A list of HTTP headers that the browsers are allowed to
       * access. Serialized into Access-Control-Expose-Headers header.
       * 
       *
       * repeated string expose_headers = 4;
       * @param value The exposeHeaders to add.
       * @return This builder for chaining.
       */
      public Builder addExposeHeaders(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  ensureExposeHeadersIsMutable();
        exposeHeaders_.add(value);
        onChanged();
        return this;
      }
      /**
       *        * A list of HTTP headers that the browsers are allowed to
       * access. Serialized into Access-Control-Expose-Headers header.
       * 
       *
       * repeated string expose_headers = 4;
       * @param values The exposeHeaders to add.
       * @return This builder for chaining.
       */
      public Builder addAllExposeHeaders(
          java.lang.Iterable values) {
        ensureExposeHeadersIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, exposeHeaders_);
        onChanged();
        return this;
      }
      /**
       *        * A list of HTTP headers that the browsers are allowed to
       * access. Serialized into Access-Control-Expose-Headers header.
       * 
       *
       * repeated string expose_headers = 4;
       * @return This builder for chaining.
       */
      public Builder clearExposeHeaders() {
        exposeHeaders_ = com.google.protobuf.LazyStringArrayList.EMPTY;
        bitField0_ = (bitField0_ & ~0x00000010);
        onChanged();
        return this;
      }
      /**
       *        * A list of HTTP headers that the browsers are allowed to
       * access. Serialized into Access-Control-Expose-Headers header.
       * 
       *
       * repeated string expose_headers = 4;
       * @param value The bytes of the exposeHeaders to add.
       * @return This builder for chaining.
       */
      public Builder addExposeHeadersBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        ensureExposeHeadersIsMutable();
        exposeHeaders_.add(value);
        onChanged();
        return this;
      }

      private com.google.protobuf.Duration maxAge_;
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> maxAgeBuilder_;
      /**
       *        * Specifies how long the results of a preflight request can be
       * cached. Translates to the `Access-Control-Max-Age` header.
       * 
       *
       * .google.protobuf.Duration max_age = 5;
       * @return Whether the maxAge field is set.
       */
      public boolean hasMaxAge() {
        return maxAgeBuilder_ != null || maxAge_ != null;
      }
      /**
       *        * Specifies how long the results of a preflight request can be
       * cached. Translates to the `Access-Control-Max-Age` header.
       * 
       *
       * .google.protobuf.Duration max_age = 5;
       * @return The maxAge.
       */
      public com.google.protobuf.Duration getMaxAge() {
        if (maxAgeBuilder_ == null) {
          return maxAge_ == null ? com.google.protobuf.Duration.getDefaultInstance() : maxAge_;
        } else {
          return maxAgeBuilder_.getMessage();
        }
      }
      /**
       *        * Specifies how long the results of a preflight request can be
       * cached. Translates to the `Access-Control-Max-Age` header.
       * 
       *
       * .google.protobuf.Duration max_age = 5;
       */
      public Builder setMaxAge(com.google.protobuf.Duration value) {
        if (maxAgeBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          maxAge_ = value;
          onChanged();
        } else {
          maxAgeBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Specifies how long the results of a preflight request can be
       * cached. Translates to the `Access-Control-Max-Age` header.
       * 
       *
       * .google.protobuf.Duration max_age = 5;
       */
      public Builder setMaxAge(
          com.google.protobuf.Duration.Builder builderForValue) {
        if (maxAgeBuilder_ == null) {
          maxAge_ = builderForValue.build();
          onChanged();
        } else {
          maxAgeBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Specifies how long the results of a preflight request can be
       * cached. Translates to the `Access-Control-Max-Age` header.
       * 
       *
       * .google.protobuf.Duration max_age = 5;
       */
      public Builder mergeMaxAge(com.google.protobuf.Duration value) {
        if (maxAgeBuilder_ == null) {
          if (maxAge_ != null) {
            maxAge_ =
              com.google.protobuf.Duration.newBuilder(maxAge_).mergeFrom(value).buildPartial();
          } else {
            maxAge_ = value;
          }
          onChanged();
        } else {
          maxAgeBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Specifies how long the results of a preflight request can be
       * cached. Translates to the `Access-Control-Max-Age` header.
       * 
       *
       * .google.protobuf.Duration max_age = 5;
       */
      public Builder clearMaxAge() {
        if (maxAgeBuilder_ == null) {
          maxAge_ = null;
          onChanged();
        } else {
          maxAge_ = null;
          maxAgeBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Specifies how long the results of a preflight request can be
       * cached. Translates to the `Access-Control-Max-Age` header.
       * 
       *
       * .google.protobuf.Duration max_age = 5;
       */
      public com.google.protobuf.Duration.Builder getMaxAgeBuilder() {
        
        onChanged();
        return getMaxAgeFieldBuilder().getBuilder();
      }
      /**
       *        * Specifies how long the results of a preflight request can be
       * cached. Translates to the `Access-Control-Max-Age` header.
       * 
       *
       * .google.protobuf.Duration max_age = 5;
       */
      public com.google.protobuf.DurationOrBuilder getMaxAgeOrBuilder() {
        if (maxAgeBuilder_ != null) {
          return maxAgeBuilder_.getMessageOrBuilder();
        } else {
          return maxAge_ == null ?
              com.google.protobuf.Duration.getDefaultInstance() : maxAge_;
        }
      }
      /**
       *        * Specifies how long the results of a preflight request can be
       * cached. Translates to the `Access-Control-Max-Age` header.
       * 
       *
       * .google.protobuf.Duration max_age = 5;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> 
          getMaxAgeFieldBuilder() {
        if (maxAgeBuilder_ == null) {
          maxAgeBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder>(
                  getMaxAge(),
                  getParentForChildren(),
                  isClean());
          maxAge_ = null;
        }
        return maxAgeBuilder_;
      }

      private com.google.protobuf.BoolValue allowCredentials_;
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder> allowCredentialsBuilder_;
      /**
       *        * Indicates whether the caller is allowed to send the actual request
       * (not the preflight) using credentials. Translates to
       * `Access-Control-Allow-Credentials` header.
       * 
       *
       * .google.protobuf.BoolValue allow_credentials = 6;
       * @return Whether the allowCredentials field is set.
       */
      public boolean hasAllowCredentials() {
        return allowCredentialsBuilder_ != null || allowCredentials_ != null;
      }
      /**
       *        * Indicates whether the caller is allowed to send the actual request
       * (not the preflight) using credentials. Translates to
       * `Access-Control-Allow-Credentials` header.
       * 
       *
       * .google.protobuf.BoolValue allow_credentials = 6;
       * @return The allowCredentials.
       */
      public com.google.protobuf.BoolValue getAllowCredentials() {
        if (allowCredentialsBuilder_ == null) {
          return allowCredentials_ == null ? com.google.protobuf.BoolValue.getDefaultInstance() : allowCredentials_;
        } else {
          return allowCredentialsBuilder_.getMessage();
        }
      }
      /**
       *        * Indicates whether the caller is allowed to send the actual request
       * (not the preflight) using credentials. Translates to
       * `Access-Control-Allow-Credentials` header.
       * 
       *
       * .google.protobuf.BoolValue allow_credentials = 6;
       */
      public Builder setAllowCredentials(com.google.protobuf.BoolValue value) {
        if (allowCredentialsBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          allowCredentials_ = value;
          onChanged();
        } else {
          allowCredentialsBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Indicates whether the caller is allowed to send the actual request
       * (not the preflight) using credentials. Translates to
       * `Access-Control-Allow-Credentials` header.
       * 
       *
       * .google.protobuf.BoolValue allow_credentials = 6;
       */
      public Builder setAllowCredentials(
          com.google.protobuf.BoolValue.Builder builderForValue) {
        if (allowCredentialsBuilder_ == null) {
          allowCredentials_ = builderForValue.build();
          onChanged();
        } else {
          allowCredentialsBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Indicates whether the caller is allowed to send the actual request
       * (not the preflight) using credentials. Translates to
       * `Access-Control-Allow-Credentials` header.
       * 
       *
       * .google.protobuf.BoolValue allow_credentials = 6;
       */
      public Builder mergeAllowCredentials(com.google.protobuf.BoolValue value) {
        if (allowCredentialsBuilder_ == null) {
          if (allowCredentials_ != null) {
            allowCredentials_ =
              com.google.protobuf.BoolValue.newBuilder(allowCredentials_).mergeFrom(value).buildPartial();
          } else {
            allowCredentials_ = value;
          }
          onChanged();
        } else {
          allowCredentialsBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Indicates whether the caller is allowed to send the actual request
       * (not the preflight) using credentials. Translates to
       * `Access-Control-Allow-Credentials` header.
       * 
       *
       * .google.protobuf.BoolValue allow_credentials = 6;
       */
      public Builder clearAllowCredentials() {
        if (allowCredentialsBuilder_ == null) {
          allowCredentials_ = null;
          onChanged();
        } else {
          allowCredentials_ = null;
          allowCredentialsBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Indicates whether the caller is allowed to send the actual request
       * (not the preflight) using credentials. Translates to
       * `Access-Control-Allow-Credentials` header.
       * 
       *
       * .google.protobuf.BoolValue allow_credentials = 6;
       */
      public com.google.protobuf.BoolValue.Builder getAllowCredentialsBuilder() {
        
        onChanged();
        return getAllowCredentialsFieldBuilder().getBuilder();
      }
      /**
       *        * Indicates whether the caller is allowed to send the actual request
       * (not the preflight) using credentials. Translates to
       * `Access-Control-Allow-Credentials` header.
       * 
       *
       * .google.protobuf.BoolValue allow_credentials = 6;
       */
      public com.google.protobuf.BoolValueOrBuilder getAllowCredentialsOrBuilder() {
        if (allowCredentialsBuilder_ != null) {
          return allowCredentialsBuilder_.getMessageOrBuilder();
        } else {
          return allowCredentials_ == null ?
              com.google.protobuf.BoolValue.getDefaultInstance() : allowCredentials_;
        }
      }
      /**
       *        * Indicates whether the caller is allowed to send the actual request
       * (not the preflight) using credentials. Translates to
       * `Access-Control-Allow-Credentials` header.
       * 
       *
       * .google.protobuf.BoolValue allow_credentials = 6;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder> 
          getAllowCredentialsFieldBuilder() {
        if (allowCredentialsBuilder_ == null) {
          allowCredentialsBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder>(
                  getAllowCredentials(),
                  getParentForChildren(),
                  isClean());
          allowCredentials_ = null;
        }
        return allowCredentialsBuilder_;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.CorsPolicy)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.CorsPolicy)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public CorsPolicy parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new CorsPolicy(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

    @java.lang.Override
    public com.google.protobuf.Parser getParserForType() {
      return PARSER;
    }

    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.CorsPolicy getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface HTTPFaultInjectionOrBuilder extends
      // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.HTTPFaultInjection)
      com.google.protobuf.MessageOrBuilder {

    /**
     *      * Delay requests before forwarding, emulating various failures such as
     * network issues, overloaded upstream service, etc.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
     * @return Whether the delay field is set.
     */
    boolean hasDelay();
    /**
     *      * Delay requests before forwarding, emulating various failures such as
     * network issues, overloaded upstream service, etc.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
     * @return The delay.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay getDelay();
    /**
     *      * Delay requests before forwarding, emulating various failures such as
     * network issues, overloaded upstream service, etc.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.DelayOrBuilder getDelayOrBuilder();

    /**
     *      * Abort Http request attempts and return error codes back to downstream
     * service, giving the impression that the upstream service is faulty.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
     * @return Whether the abort field is set.
     */
    boolean hasAbort();
    /**
     *      * Abort Http request attempts and return error codes back to downstream
     * service, giving the impression that the upstream service is faulty.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
     * @return The abort.
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort getAbort();
    /**
     *      * Abort Http request attempts and return error codes back to downstream
     * service, giving the impression that the upstream service is faulty.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
     */
    istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.AbortOrBuilder getAbortOrBuilder();
  }
  /**
   *    * HTTPFaultInjection can be used to specify one or more faults to inject
   * while forwarding HTTP requests to the destination specified in a route.
   * Fault specification is part of a VirtualService rule. Faults include
   * aborting the Http request from downstream service, and/or delaying
   * proxying of requests. A fault rule MUST HAVE delay or abort or both.
   * *Note:* Delay and abort faults are independent of one another, even if
   * both are specified simultaneously.
   * 
   *
   * Protobuf type {@code istio.networking.v1alpha3.HTTPFaultInjection}
   */
  public static final class HTTPFaultInjection extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.HTTPFaultInjection)
      HTTPFaultInjectionOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use HTTPFaultInjection.newBuilder() to construct.
    private HTTPFaultInjection(com.google.protobuf.GeneratedMessageV3.Builder builder) {
      super(builder);
    }
    private HTTPFaultInjection() {
    }

    @java.lang.Override
    @SuppressWarnings({"unused"})
    protected java.lang.Object newInstance(
        UnusedPrivateParameter unused) {
      return new HTTPFaultInjection();
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
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      return this.unknownFields;
    }
    private HTTPFaultInjection(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      this();
      if (extensionRegistry == null) {
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              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.Builder subBuilder = null;
              if (delay_ != null) {
                subBuilder = delay_.toBuilder();
              }
              delay_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(delay_);
                delay_ = subBuilder.buildPartial();
              }

              break;
            }
            case 18: {
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.Builder subBuilder = null;
              if (abort_ != null) {
                subBuilder = abort_.toBuilder();
              }
              abort_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.parser(), extensionRegistry);
              if (subBuilder != null) {
                subBuilder.mergeFrom(abort_);
                abort_ = subBuilder.buildPartial();
              }

              break;
            }
            default: {
              if (!parseUnknownField(
                  input, unknownFields, extensionRegistry, tag)) {
                done = true;
              }
              break;
            }
          }
        }
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(this);
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(
            e).setUnfinishedMessage(this);
      } finally {
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.class, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Builder.class);
    }

    public interface DelayOrBuilder extends
        // @@protoc_insertion_point(interface_extends:istio.networking.v1alpha3.HTTPFaultInjection.Delay)
        com.google.protobuf.MessageOrBuilder {

      /**
       *        * Percentage of requests on which the delay will be injected (0-100).
       * Use of integer `percent` value is deprecated. Use the double `percentage`
       * field instead.
       * 
       *
       * int32 percent = 1 [deprecated = true];
       * @return The percent.
       */
      @java.lang.Deprecated int getPercent();

      /**
       *        * Add a fixed delay before forwarding the request. Format:
       * 1h/1m/1s/1ms. MUST be >=1ms.
       * 
       *
       * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
       * @return Whether the fixedDelay field is set.
       */
      boolean hasFixedDelay();
      /**
       *        * Add a fixed delay before forwarding the request. Format:
       * 1h/1m/1s/1ms. MUST be >=1ms.
       * 
       *
       * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
       * @return The fixedDelay.
       */
      com.google.protobuf.Duration getFixedDelay();
      /**
       *        * Add a fixed delay before forwarding the request. Format:
       * 1h/1m/1s/1ms. MUST be >=1ms.
       * 
       *
       * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
       */
      com.google.protobuf.DurationOrBuilder getFixedDelayOrBuilder();

      /**
       *        * $hide_from_docs
       * 
       *
       * .google.protobuf.Duration exponential_delay = 3;
       * @return Whether the exponentialDelay field is set.
       */
      boolean hasExponentialDelay();
      /**
       *        * $hide_from_docs
       * 
       *
       * .google.protobuf.Duration exponential_delay = 3;
       * @return The exponentialDelay.
       */
      com.google.protobuf.Duration getExponentialDelay();
      /**
       *        * $hide_from_docs
       * 
       *
       * .google.protobuf.Duration exponential_delay = 3;
       */
      com.google.protobuf.DurationOrBuilder getExponentialDelayOrBuilder();

      /**
       *        * Percentage of requests on which the delay will be injected.
       * 
       *
       * .istio.networking.v1alpha3.Percent percentage = 5;
       * @return Whether the percentage field is set.
       */
      boolean hasPercentage();
      /**
       *        * Percentage of requests on which the delay will be injected.
       * 
       *
       * .istio.networking.v1alpha3.Percent percentage = 5;
       * @return The percentage.
       */
      istio.networking.v1alpha3.VirtualServiceOuterClass.Percent getPercentage();
      /**
       *        * Percentage of requests on which the delay will be injected.
       * 
       *
       * .istio.networking.v1alpha3.Percent percentage = 5;
       */
      istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder getPercentageOrBuilder();

      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.HttpDelayTypeCase getHttpDelayTypeCase();
    }
    /**
     *      * Delay specification is used to inject latency into the request
     * forwarding path. The following example will introduce a 5 second delay
     * in 1 out of every 1000 requests to the "v1" version of the "reviews"
     * service from all pods with label env: prod
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: reviews-route
     * spec:
     *   hosts:
     *   - reviews.prod.svc.cluster.local
     *   http:
     *   - match:
     *     - sourceLabels:
     *         env: prod
     *     route:
     *     - destination:
     *         host: reviews.prod.svc.cluster.local
     *         subset: v1
     *     fault:
     *       delay:
     *         percentage:
     *           value: 0.1
     *         fixedDelay: 5s
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: reviews-route
     * spec:
     *   hosts:
     *   - reviews.prod.svc.cluster.local
     *   http:
     *   - match:
     *     - sourceLabels:
     *         env: prod
     *     route:
     *     - destination:
     *         host: reviews.prod.svc.cluster.local
     *         subset: v1
     *     fault:
     *       delay:
     *         percentage:
     *           value: 0.1
     *         fixedDelay: 5s
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * The _fixedDelay_ field is used to indicate the amount of delay in seconds.
     * The optional _percentage_ field can be used to only delay a certain
     * percentage of requests. If left unspecified, all request will be delayed.
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.HTTPFaultInjection.Delay}
     */
    public static final class Delay extends
        com.google.protobuf.GeneratedMessageV3 implements
        // @@protoc_insertion_point(message_implements:istio.networking.v1alpha3.HTTPFaultInjection.Delay)
        DelayOrBuilder {
    private static final long serialVersionUID = 0L;
      // Use Delay.newBuilder() to construct.
      private Delay(com.google.protobuf.GeneratedMessageV3.Builder builder) {
        super(builder);
      }
      private Delay() {
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      @java.lang.Override
      @SuppressWarnings({"unused"})
      protected java.lang.Object newInstance(
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                break;
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              case 18: {
                com.google.protobuf.Duration.Builder subBuilder = null;
                if (httpDelayTypeCase_ == 2) {
                  subBuilder = ((com.google.protobuf.Duration) httpDelayType_).toBuilder();
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                httpDelayType_ =
                    input.readMessage(com.google.protobuf.Duration.parser(), extensionRegistry);
                if (subBuilder != null) {
                  subBuilder.mergeFrom((com.google.protobuf.Duration) httpDelayType_);
                  httpDelayType_ = subBuilder.buildPartial();
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                httpDelayTypeCase_ = 2;
                break;
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              case 26: {
                com.google.protobuf.Duration.Builder subBuilder = null;
                if (httpDelayTypeCase_ == 3) {
                  subBuilder = ((com.google.protobuf.Duration) httpDelayType_).toBuilder();
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                httpDelayType_ =
                    input.readMessage(com.google.protobuf.Duration.parser(), extensionRegistry);
                if (subBuilder != null) {
                  subBuilder.mergeFrom((com.google.protobuf.Duration) httpDelayType_);
                  httpDelayType_ = subBuilder.buildPartial();
                }
                httpDelayTypeCase_ = 3;
                break;
              }
              case 42: {
                istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder subBuilder = null;
                if (percentage_ != null) {
                  subBuilder = percentage_.toBuilder();
                }
                percentage_ = input.readMessage(istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.parser(), extensionRegistry);
                if (subBuilder != null) {
                  subBuilder.mergeFrom(percentage_);
                  percentage_ = subBuilder.buildPartial();
                }

                break;
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          throw new com.google.protobuf.InvalidProtocolBufferException(
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      public static final com.google.protobuf.Descriptors.Descriptor
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      }

      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
          internalGetFieldAccessorTable() {
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      private int httpDelayTypeCase_ = 0;
      private java.lang.Object httpDelayType_;
      public enum HttpDelayTypeCase
          implements com.google.protobuf.Internal.EnumLite,
              com.google.protobuf.AbstractMessage.InternalOneOfEnum {
        FIXED_DELAY(2),
        EXPONENTIAL_DELAY(3),
        HTTPDELAYTYPE_NOT_SET(0);
        private final int value;
        private HttpDelayTypeCase(int value) {
          this.value = value;
        }
        /**
         * @param value The number of the enum to look for.
         * @return The enum associated with the given number.
         * @deprecated Use {@link #forNumber(int)} instead.
         */
        @java.lang.Deprecated
        public static HttpDelayTypeCase valueOf(int value) {
          return forNumber(value);
        }

        public static HttpDelayTypeCase forNumber(int value) {
          switch (value) {
            case 2: return FIXED_DELAY;
            case 3: return EXPONENTIAL_DELAY;
            case 0: return HTTPDELAYTYPE_NOT_SET;
            default: return null;
          }
        }
        public int getNumber() {
          return this.value;
        }
      };

      public HttpDelayTypeCase
      getHttpDelayTypeCase() {
        return HttpDelayTypeCase.forNumber(
            httpDelayTypeCase_);
      }

      public static final int PERCENT_FIELD_NUMBER = 1;
      private int percent_;
      /**
       *        * Percentage of requests on which the delay will be injected (0-100).
       * Use of integer `percent` value is deprecated. Use the double `percentage`
       * field instead.
       * 
       *
       * int32 percent = 1 [deprecated = true];
       * @return The percent.
       */
      @java.lang.Override
      @java.lang.Deprecated public int getPercent() {
        return percent_;
      }

      public static final int FIXED_DELAY_FIELD_NUMBER = 2;
      /**
       *        * Add a fixed delay before forwarding the request. Format:
       * 1h/1m/1s/1ms. MUST be >=1ms.
       * 
       *
       * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
       * @return Whether the fixedDelay field is set.
       */
      @java.lang.Override
      public boolean hasFixedDelay() {
        return httpDelayTypeCase_ == 2;
      }
      /**
       *        * Add a fixed delay before forwarding the request. Format:
       * 1h/1m/1s/1ms. MUST be >=1ms.
       * 
       *
       * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
       * @return The fixedDelay.
       */
      @java.lang.Override
      public com.google.protobuf.Duration getFixedDelay() {
        if (httpDelayTypeCase_ == 2) {
           return (com.google.protobuf.Duration) httpDelayType_;
        }
        return com.google.protobuf.Duration.getDefaultInstance();
      }
      /**
       *        * Add a fixed delay before forwarding the request. Format:
       * 1h/1m/1s/1ms. MUST be >=1ms.
       * 
       *
       * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
       */
      @java.lang.Override
      public com.google.protobuf.DurationOrBuilder getFixedDelayOrBuilder() {
        if (httpDelayTypeCase_ == 2) {
           return (com.google.protobuf.Duration) httpDelayType_;
        }
        return com.google.protobuf.Duration.getDefaultInstance();
      }

      public static final int EXPONENTIAL_DELAY_FIELD_NUMBER = 3;
      /**
       *        * $hide_from_docs
       * 
       *
       * .google.protobuf.Duration exponential_delay = 3;
       * @return Whether the exponentialDelay field is set.
       */
      @java.lang.Override
      public boolean hasExponentialDelay() {
        return httpDelayTypeCase_ == 3;
      }
      /**
       *        * $hide_from_docs
       * 
       *
       * .google.protobuf.Duration exponential_delay = 3;
       * @return The exponentialDelay.
       */
      @java.lang.Override
      public com.google.protobuf.Duration getExponentialDelay() {
        if (httpDelayTypeCase_ == 3) {
           return (com.google.protobuf.Duration) httpDelayType_;
        }
        return com.google.protobuf.Duration.getDefaultInstance();
      }
      /**
       *        * $hide_from_docs
       * 
       *
       * .google.protobuf.Duration exponential_delay = 3;
       */
      @java.lang.Override
      public com.google.protobuf.DurationOrBuilder getExponentialDelayOrBuilder() {
        if (httpDelayTypeCase_ == 3) {
           return (com.google.protobuf.Duration) httpDelayType_;
        }
        return com.google.protobuf.Duration.getDefaultInstance();
      }

      public static final int PERCENTAGE_FIELD_NUMBER = 5;
      private istio.networking.v1alpha3.VirtualServiceOuterClass.Percent percentage_;
      /**
       *        * Percentage of requests on which the delay will be injected.
       * 
       *
       * .istio.networking.v1alpha3.Percent percentage = 5;
       * @return Whether the percentage field is set.
       */
      @java.lang.Override
      public boolean hasPercentage() {
        return percentage_ != null;
      }
      /**
       *        * Percentage of requests on which the delay will be injected.
       * 
       *
       * .istio.networking.v1alpha3.Percent percentage = 5;
       * @return The percentage.
       */
      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.Percent getPercentage() {
        return percentage_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.getDefaultInstance() : percentage_;
      }
      /**
       *        * Percentage of requests on which the delay will be injected.
       * 
       *
       * .istio.networking.v1alpha3.Percent percentage = 5;
       */
      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder getPercentageOrBuilder() {
        return getPercentage();
      }

      private byte memoizedIsInitialized = -1;
      @java.lang.Override
      public final boolean isInitialized() {
        byte isInitialized = memoizedIsInitialized;
        if (isInitialized == 1) return true;
        if (isInitialized == 0) return false;

        memoizedIsInitialized = 1;
        return true;
      }

      @java.lang.Override
      public void writeTo(com.google.protobuf.CodedOutputStream output)
                          throws java.io.IOException {
        if (percent_ != 0) {
          output.writeInt32(1, percent_);
        }
        if (httpDelayTypeCase_ == 2) {
          output.writeMessage(2, (com.google.protobuf.Duration) httpDelayType_);
        }
        if (httpDelayTypeCase_ == 3) {
          output.writeMessage(3, (com.google.protobuf.Duration) httpDelayType_);
        }
        if (percentage_ != null) {
          output.writeMessage(5, getPercentage());
        }
        unknownFields.writeTo(output);
      }

      @java.lang.Override
      public int getSerializedSize() {
        int size = memoizedSize;
        if (size != -1) return size;

        size = 0;
        if (percent_ != 0) {
          size += com.google.protobuf.CodedOutputStream
            .computeInt32Size(1, percent_);
        }
        if (httpDelayTypeCase_ == 2) {
          size += com.google.protobuf.CodedOutputStream
            .computeMessageSize(2, (com.google.protobuf.Duration) httpDelayType_);
        }
        if (httpDelayTypeCase_ == 3) {
          size += com.google.protobuf.CodedOutputStream
            .computeMessageSize(3, (com.google.protobuf.Duration) httpDelayType_);
        }
        if (percentage_ != null) {
          size += com.google.protobuf.CodedOutputStream
            .computeMessageSize(5, getPercentage());
        }
        size += unknownFields.getSerializedSize();
        memoizedSize = size;
        return size;
      }

      @java.lang.Override
      public boolean equals(final java.lang.Object obj) {
        if (obj == this) {
         return true;
        }
        if (!(obj instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay)) {
          return super.equals(obj);
        }
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay other = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay) obj;

        if (getPercent()
            != other.getPercent()) return false;
        if (hasPercentage() != other.hasPercentage()) return false;
        if (hasPercentage()) {
          if (!getPercentage()
              .equals(other.getPercentage())) return false;
        }
        if (!getHttpDelayTypeCase().equals(other.getHttpDelayTypeCase())) return false;
        switch (httpDelayTypeCase_) {
          case 2:
            if (!getFixedDelay()
                .equals(other.getFixedDelay())) return false;
            break;
          case 3:
            if (!getExponentialDelay()
                .equals(other.getExponentialDelay())) return false;
            break;
          case 0:
          default:
        }
        if (!unknownFields.equals(other.unknownFields)) return false;
        return true;
      }

      @java.lang.Override
      public int hashCode() {
        if (memoizedHashCode != 0) {
          return memoizedHashCode;
        }
        int hash = 41;
        hash = (19 * hash) + getDescriptor().hashCode();
        hash = (37 * hash) + PERCENT_FIELD_NUMBER;
        hash = (53 * hash) + getPercent();
        if (hasPercentage()) {
          hash = (37 * hash) + PERCENTAGE_FIELD_NUMBER;
          hash = (53 * hash) + getPercentage().hashCode();
        }
        switch (httpDelayTypeCase_) {
          case 2:
            hash = (37 * hash) + FIXED_DELAY_FIELD_NUMBER;
            hash = (53 * hash) + getFixedDelay().hashCode();
            break;
          case 3:
            hash = (37 * hash) + EXPONENTIAL_DELAY_FIELD_NUMBER;
            hash = (53 * hash) + getExponentialDelay().hashCode();
            break;
          case 0:
          default:
        }
        hash = (29 * hash) + unknownFields.hashCode();
        memoizedHashCode = hash;
        return hash;
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          throws com.google.protobuf.InvalidProtocolBufferException {
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          throws com.google.protobuf.InvalidProtocolBufferException {
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      /**
       *        * Delay specification is used to inject latency into the request
       * forwarding path. The following example will introduce a 5 second delay
       * in 1 out of every 1000 requests to the "v1" version of the "reviews"
       * service from all pods with label env: prod
       * {{<tabset category-name="example">}}
       * {{<tab name="v1alpha3" category-value="v1alpha3">}}
       * ```yaml
       * apiVersion: networking.istio.io/v1alpha3
       * kind: VirtualService
       * metadata:
       *   name: reviews-route
       * spec:
       *   hosts:
       *   - reviews.prod.svc.cluster.local
       *   http:
       *   - match:
       *     - sourceLabels:
       *         env: prod
       *     route:
       *     - destination:
       *         host: reviews.prod.svc.cluster.local
       *         subset: v1
       *     fault:
       *       delay:
       *         percentage:
       *           value: 0.1
       *         fixedDelay: 5s
       * ```
       * {{</tab>}}
       * {{<tab name="v1beta1" category-value="v1beta1">}}
       * ```yaml
       * apiVersion: networking.istio.io/v1beta1
       * kind: VirtualService
       * metadata:
       *   name: reviews-route
       * spec:
       *   hosts:
       *   - reviews.prod.svc.cluster.local
       *   http:
       *   - match:
       *     - sourceLabels:
       *         env: prod
       *     route:
       *     - destination:
       *         host: reviews.prod.svc.cluster.local
       *         subset: v1
       *     fault:
       *       delay:
       *         percentage:
       *           value: 0.1
       *         fixedDelay: 5s
       * ```
       * {{</tab>}}
       * {{</tabset>}}
       * The _fixedDelay_ field is used to indicate the amount of delay in seconds.
       * The optional _percentage_ field can be used to only delay a certain
       * percentage of requests. If left unspecified, all request will be delayed.
       * 
       *
       * Protobuf type {@code istio.networking.v1alpha3.HTTPFaultInjection.Delay}
       */
      public static final class Builder extends
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          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.DelayOrBuilder {
        public static final com.google.protobuf.Descriptors.Descriptor
            getDescriptor() {
          return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_Delay_descriptor;
        }

        @java.lang.Override
        protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
            internalGetFieldAccessorTable() {
          return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_Delay_fieldAccessorTable
              .ensureFieldAccessorsInitialized(
                  istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.class, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.Builder.class);
        }

        // Construct using istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.newBuilder()
        private Builder() {
          maybeForceBuilderInitialization();
        }

        private Builder(
            com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
          super(parent);
          maybeForceBuilderInitialization();
        }
        private void maybeForceBuilderInitialization() {
          if (com.google.protobuf.GeneratedMessageV3
                  .alwaysUseFieldBuilders) {
          }
        }
        @java.lang.Override
        public Builder clear() {
          super.clear();
          percent_ = 0;

          if (percentageBuilder_ == null) {
            percentage_ = null;
          } else {
            percentage_ = null;
            percentageBuilder_ = null;
          }
          httpDelayTypeCase_ = 0;
          httpDelayType_ = null;
          return this;
        }

        @java.lang.Override
        public com.google.protobuf.Descriptors.Descriptor
            getDescriptorForType() {
          return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_Delay_descriptor;
        }

        @java.lang.Override
        public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay getDefaultInstanceForType() {
          return istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.getDefaultInstance();
        }

        @java.lang.Override
        public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay build() {
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay result = buildPartial();
          if (!result.isInitialized()) {
            throw newUninitializedMessageException(result);
          }
          return result;
        }

        @java.lang.Override
        public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay buildPartial() {
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay result = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay(this);
          result.percent_ = percent_;
          if (httpDelayTypeCase_ == 2) {
            if (fixedDelayBuilder_ == null) {
              result.httpDelayType_ = httpDelayType_;
            } else {
              result.httpDelayType_ = fixedDelayBuilder_.build();
            }
          }
          if (httpDelayTypeCase_ == 3) {
            if (exponentialDelayBuilder_ == null) {
              result.httpDelayType_ = httpDelayType_;
            } else {
              result.httpDelayType_ = exponentialDelayBuilder_.build();
            }
          }
          if (percentageBuilder_ == null) {
            result.percentage_ = percentage_;
          } else {
            result.percentage_ = percentageBuilder_.build();
          }
          result.httpDelayTypeCase_ = httpDelayTypeCase_;
          onBuilt();
          return result;
        }

        @java.lang.Override
        public Builder clone() {
          return super.clone();
        }
        @java.lang.Override
        public Builder setField(
            com.google.protobuf.Descriptors.FieldDescriptor field,
            java.lang.Object value) {
          return super.setField(field, value);
        }
        @java.lang.Override
        public Builder clearField(
            com.google.protobuf.Descriptors.FieldDescriptor field) {
          return super.clearField(field);
        }
        @java.lang.Override
        public Builder clearOneof(
            com.google.protobuf.Descriptors.OneofDescriptor oneof) {
          return super.clearOneof(oneof);
        }
        @java.lang.Override
        public Builder setRepeatedField(
            com.google.protobuf.Descriptors.FieldDescriptor field,
            int index, java.lang.Object value) {
          return super.setRepeatedField(field, index, value);
        }
        @java.lang.Override
        public Builder addRepeatedField(
            com.google.protobuf.Descriptors.FieldDescriptor field,
            java.lang.Object value) {
          return super.addRepeatedField(field, value);
        }
        @java.lang.Override
        public Builder mergeFrom(com.google.protobuf.Message other) {
          if (other instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay) {
            return mergeFrom((istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay)other);
          } else {
            super.mergeFrom(other);
            return this;
          }
        }

        public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay other) {
          if (other == istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.getDefaultInstance()) return this;
          if (other.getPercent() != 0) {
            setPercent(other.getPercent());
          }
          if (other.hasPercentage()) {
            mergePercentage(other.getPercentage());
          }
          switch (other.getHttpDelayTypeCase()) {
            case FIXED_DELAY: {
              mergeFixedDelay(other.getFixedDelay());
              break;
            }
            case EXPONENTIAL_DELAY: {
              mergeExponentialDelay(other.getExponentialDelay());
              break;
            }
            case HTTPDELAYTYPE_NOT_SET: {
              break;
            }
          }
          this.mergeUnknownFields(other.unknownFields);
          onChanged();
          return this;
        }

        @java.lang.Override
        public final boolean isInitialized() {
          return true;
        }

        @java.lang.Override
        public Builder mergeFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws java.io.IOException {
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay parsedMessage = null;
          try {
            parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay) e.getUnfinishedMessage();
            throw e.unwrapIOException();
          } finally {
            if (parsedMessage != null) {
              mergeFrom(parsedMessage);
            }
          }
          return this;
        }
        private int httpDelayTypeCase_ = 0;
        private java.lang.Object httpDelayType_;
        public HttpDelayTypeCase
            getHttpDelayTypeCase() {
          return HttpDelayTypeCase.forNumber(
              httpDelayTypeCase_);
        }

        public Builder clearHttpDelayType() {
          httpDelayTypeCase_ = 0;
          httpDelayType_ = null;
          onChanged();
          return this;
        }


        private int percent_ ;
        /**
         *          * Percentage of requests on which the delay will be injected (0-100).
         * Use of integer `percent` value is deprecated. Use the double `percentage`
         * field instead.
         * 
         *
         * int32 percent = 1 [deprecated = true];
         * @return The percent.
         */
        @java.lang.Override
        @java.lang.Deprecated public int getPercent() {
          return percent_;
        }
        /**
         *          * Percentage of requests on which the delay will be injected (0-100).
         * Use of integer `percent` value is deprecated. Use the double `percentage`
         * field instead.
         * 
         *
         * int32 percent = 1 [deprecated = true];
         * @param value The percent to set.
         * @return This builder for chaining.
         */
        @java.lang.Deprecated public Builder setPercent(int value) {
          
          percent_ = value;
          onChanged();
          return this;
        }
        /**
         *          * Percentage of requests on which the delay will be injected (0-100).
         * Use of integer `percent` value is deprecated. Use the double `percentage`
         * field instead.
         * 
         *
         * int32 percent = 1 [deprecated = true];
         * @return This builder for chaining.
         */
        @java.lang.Deprecated public Builder clearPercent() {
          
          percent_ = 0;
          onChanged();
          return this;
        }

        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> fixedDelayBuilder_;
        /**
         *          * Add a fixed delay before forwarding the request. Format:
         * 1h/1m/1s/1ms. MUST be >=1ms.
         * 
         *
         * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
         * @return Whether the fixedDelay field is set.
         */
        @java.lang.Override
        public boolean hasFixedDelay() {
          return httpDelayTypeCase_ == 2;
        }
        /**
         *          * Add a fixed delay before forwarding the request. Format:
         * 1h/1m/1s/1ms. MUST be >=1ms.
         * 
         *
         * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
         * @return The fixedDelay.
         */
        @java.lang.Override
        public com.google.protobuf.Duration getFixedDelay() {
          if (fixedDelayBuilder_ == null) {
            if (httpDelayTypeCase_ == 2) {
              return (com.google.protobuf.Duration) httpDelayType_;
            }
            return com.google.protobuf.Duration.getDefaultInstance();
          } else {
            if (httpDelayTypeCase_ == 2) {
              return fixedDelayBuilder_.getMessage();
            }
            return com.google.protobuf.Duration.getDefaultInstance();
          }
        }
        /**
         *          * Add a fixed delay before forwarding the request. Format:
         * 1h/1m/1s/1ms. MUST be >=1ms.
         * 
         *
         * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
         */
        public Builder setFixedDelay(com.google.protobuf.Duration value) {
          if (fixedDelayBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            httpDelayType_ = value;
            onChanged();
          } else {
            fixedDelayBuilder_.setMessage(value);
          }
          httpDelayTypeCase_ = 2;
          return this;
        }
        /**
         *          * Add a fixed delay before forwarding the request. Format:
         * 1h/1m/1s/1ms. MUST be >=1ms.
         * 
         *
         * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
         */
        public Builder setFixedDelay(
            com.google.protobuf.Duration.Builder builderForValue) {
          if (fixedDelayBuilder_ == null) {
            httpDelayType_ = builderForValue.build();
            onChanged();
          } else {
            fixedDelayBuilder_.setMessage(builderForValue.build());
          }
          httpDelayTypeCase_ = 2;
          return this;
        }
        /**
         *          * Add a fixed delay before forwarding the request. Format:
         * 1h/1m/1s/1ms. MUST be >=1ms.
         * 
         *
         * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
         */
        public Builder mergeFixedDelay(com.google.protobuf.Duration value) {
          if (fixedDelayBuilder_ == null) {
            if (httpDelayTypeCase_ == 2 &&
                httpDelayType_ != com.google.protobuf.Duration.getDefaultInstance()) {
              httpDelayType_ = com.google.protobuf.Duration.newBuilder((com.google.protobuf.Duration) httpDelayType_)
                  .mergeFrom(value).buildPartial();
            } else {
              httpDelayType_ = value;
            }
            onChanged();
          } else {
            if (httpDelayTypeCase_ == 2) {
              fixedDelayBuilder_.mergeFrom(value);
            }
            fixedDelayBuilder_.setMessage(value);
          }
          httpDelayTypeCase_ = 2;
          return this;
        }
        /**
         *          * Add a fixed delay before forwarding the request. Format:
         * 1h/1m/1s/1ms. MUST be >=1ms.
         * 
         *
         * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
         */
        public Builder clearFixedDelay() {
          if (fixedDelayBuilder_ == null) {
            if (httpDelayTypeCase_ == 2) {
              httpDelayTypeCase_ = 0;
              httpDelayType_ = null;
              onChanged();
            }
          } else {
            if (httpDelayTypeCase_ == 2) {
              httpDelayTypeCase_ = 0;
              httpDelayType_ = null;
            }
            fixedDelayBuilder_.clear();
          }
          return this;
        }
        /**
         *          * Add a fixed delay before forwarding the request. Format:
         * 1h/1m/1s/1ms. MUST be >=1ms.
         * 
         *
         * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
         */
        public com.google.protobuf.Duration.Builder getFixedDelayBuilder() {
          return getFixedDelayFieldBuilder().getBuilder();
        }
        /**
         *          * Add a fixed delay before forwarding the request. Format:
         * 1h/1m/1s/1ms. MUST be >=1ms.
         * 
         *
         * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
         */
        @java.lang.Override
        public com.google.protobuf.DurationOrBuilder getFixedDelayOrBuilder() {
          if ((httpDelayTypeCase_ == 2) && (fixedDelayBuilder_ != null)) {
            return fixedDelayBuilder_.getMessageOrBuilder();
          } else {
            if (httpDelayTypeCase_ == 2) {
              return (com.google.protobuf.Duration) httpDelayType_;
            }
            return com.google.protobuf.Duration.getDefaultInstance();
          }
        }
        /**
         *          * Add a fixed delay before forwarding the request. Format:
         * 1h/1m/1s/1ms. MUST be >=1ms.
         * 
         *
         * .google.protobuf.Duration fixed_delay = 2 [(.google.api.field_behavior) = REQUIRED];
         */
        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> 
            getFixedDelayFieldBuilder() {
          if (fixedDelayBuilder_ == null) {
            if (!(httpDelayTypeCase_ == 2)) {
              httpDelayType_ = com.google.protobuf.Duration.getDefaultInstance();
            }
            fixedDelayBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder>(
                    (com.google.protobuf.Duration) httpDelayType_,
                    getParentForChildren(),
                    isClean());
            httpDelayType_ = null;
          }
          httpDelayTypeCase_ = 2;
          onChanged();;
          return fixedDelayBuilder_;
        }

        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> exponentialDelayBuilder_;
        /**
         *          * $hide_from_docs
         * 
         *
         * .google.protobuf.Duration exponential_delay = 3;
         * @return Whether the exponentialDelay field is set.
         */
        @java.lang.Override
        public boolean hasExponentialDelay() {
          return httpDelayTypeCase_ == 3;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * .google.protobuf.Duration exponential_delay = 3;
         * @return The exponentialDelay.
         */
        @java.lang.Override
        public com.google.protobuf.Duration getExponentialDelay() {
          if (exponentialDelayBuilder_ == null) {
            if (httpDelayTypeCase_ == 3) {
              return (com.google.protobuf.Duration) httpDelayType_;
            }
            return com.google.protobuf.Duration.getDefaultInstance();
          } else {
            if (httpDelayTypeCase_ == 3) {
              return exponentialDelayBuilder_.getMessage();
            }
            return com.google.protobuf.Duration.getDefaultInstance();
          }
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * .google.protobuf.Duration exponential_delay = 3;
         */
        public Builder setExponentialDelay(com.google.protobuf.Duration value) {
          if (exponentialDelayBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            httpDelayType_ = value;
            onChanged();
          } else {
            exponentialDelayBuilder_.setMessage(value);
          }
          httpDelayTypeCase_ = 3;
          return this;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * .google.protobuf.Duration exponential_delay = 3;
         */
        public Builder setExponentialDelay(
            com.google.protobuf.Duration.Builder builderForValue) {
          if (exponentialDelayBuilder_ == null) {
            httpDelayType_ = builderForValue.build();
            onChanged();
          } else {
            exponentialDelayBuilder_.setMessage(builderForValue.build());
          }
          httpDelayTypeCase_ = 3;
          return this;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * .google.protobuf.Duration exponential_delay = 3;
         */
        public Builder mergeExponentialDelay(com.google.protobuf.Duration value) {
          if (exponentialDelayBuilder_ == null) {
            if (httpDelayTypeCase_ == 3 &&
                httpDelayType_ != com.google.protobuf.Duration.getDefaultInstance()) {
              httpDelayType_ = com.google.protobuf.Duration.newBuilder((com.google.protobuf.Duration) httpDelayType_)
                  .mergeFrom(value).buildPartial();
            } else {
              httpDelayType_ = value;
            }
            onChanged();
          } else {
            if (httpDelayTypeCase_ == 3) {
              exponentialDelayBuilder_.mergeFrom(value);
            }
            exponentialDelayBuilder_.setMessage(value);
          }
          httpDelayTypeCase_ = 3;
          return this;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * .google.protobuf.Duration exponential_delay = 3;
         */
        public Builder clearExponentialDelay() {
          if (exponentialDelayBuilder_ == null) {
            if (httpDelayTypeCase_ == 3) {
              httpDelayTypeCase_ = 0;
              httpDelayType_ = null;
              onChanged();
            }
          } else {
            if (httpDelayTypeCase_ == 3) {
              httpDelayTypeCase_ = 0;
              httpDelayType_ = null;
            }
            exponentialDelayBuilder_.clear();
          }
          return this;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * .google.protobuf.Duration exponential_delay = 3;
         */
        public com.google.protobuf.Duration.Builder getExponentialDelayBuilder() {
          return getExponentialDelayFieldBuilder().getBuilder();
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * .google.protobuf.Duration exponential_delay = 3;
         */
        @java.lang.Override
        public com.google.protobuf.DurationOrBuilder getExponentialDelayOrBuilder() {
          if ((httpDelayTypeCase_ == 3) && (exponentialDelayBuilder_ != null)) {
            return exponentialDelayBuilder_.getMessageOrBuilder();
          } else {
            if (httpDelayTypeCase_ == 3) {
              return (com.google.protobuf.Duration) httpDelayType_;
            }
            return com.google.protobuf.Duration.getDefaultInstance();
          }
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * .google.protobuf.Duration exponential_delay = 3;
         */
        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> 
            getExponentialDelayFieldBuilder() {
          if (exponentialDelayBuilder_ == null) {
            if (!(httpDelayTypeCase_ == 3)) {
              httpDelayType_ = com.google.protobuf.Duration.getDefaultInstance();
            }
            exponentialDelayBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder>(
                    (com.google.protobuf.Duration) httpDelayType_,
                    getParentForChildren(),
                    isClean());
            httpDelayType_ = null;
          }
          httpDelayTypeCase_ = 3;
          onChanged();;
          return exponentialDelayBuilder_;
        }

        private istio.networking.v1alpha3.VirtualServiceOuterClass.Percent percentage_;
        private com.google.protobuf.SingleFieldBuilderV3<
            istio.networking.v1alpha3.VirtualServiceOuterClass.Percent, istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder> percentageBuilder_;
        /**
         *          * Percentage of requests on which the delay will be injected.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         * @return Whether the percentage field is set.
         */
        public boolean hasPercentage() {
          return percentageBuilder_ != null || percentage_ != null;
        }
        /**
         *          * Percentage of requests on which the delay will be injected.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         * @return The percentage.
         */
        public istio.networking.v1alpha3.VirtualServiceOuterClass.Percent getPercentage() {
          if (percentageBuilder_ == null) {
            return percentage_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.getDefaultInstance() : percentage_;
          } else {
            return percentageBuilder_.getMessage();
          }
        }
        /**
         *          * Percentage of requests on which the delay will be injected.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public Builder setPercentage(istio.networking.v1alpha3.VirtualServiceOuterClass.Percent value) {
          if (percentageBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            percentage_ = value;
            onChanged();
          } else {
            percentageBuilder_.setMessage(value);
          }

          return this;
        }
        /**
         *          * Percentage of requests on which the delay will be injected.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public Builder setPercentage(
            istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder builderForValue) {
          if (percentageBuilder_ == null) {
            percentage_ = builderForValue.build();
            onChanged();
          } else {
            percentageBuilder_.setMessage(builderForValue.build());
          }

          return this;
        }
        /**
         *          * Percentage of requests on which the delay will be injected.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public Builder mergePercentage(istio.networking.v1alpha3.VirtualServiceOuterClass.Percent value) {
          if (percentageBuilder_ == null) {
            if (percentage_ != null) {
              percentage_ =
                istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.newBuilder(percentage_).mergeFrom(value).buildPartial();
            } else {
              percentage_ = value;
            }
            onChanged();
          } else {
            percentageBuilder_.mergeFrom(value);
          }

          return this;
        }
        /**
         *          * Percentage of requests on which the delay will be injected.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public Builder clearPercentage() {
          if (percentageBuilder_ == null) {
            percentage_ = null;
            onChanged();
          } else {
            percentage_ = null;
            percentageBuilder_ = null;
          }

          return this;
        }
        /**
         *          * Percentage of requests on which the delay will be injected.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder getPercentageBuilder() {
          
          onChanged();
          return getPercentageFieldBuilder().getBuilder();
        }
        /**
         *          * Percentage of requests on which the delay will be injected.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder getPercentageOrBuilder() {
          if (percentageBuilder_ != null) {
            return percentageBuilder_.getMessageOrBuilder();
          } else {
            return percentage_ == null ?
                istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.getDefaultInstance() : percentage_;
          }
        }
        /**
         *          * Percentage of requests on which the delay will be injected.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        private com.google.protobuf.SingleFieldBuilderV3<
            istio.networking.v1alpha3.VirtualServiceOuterClass.Percent, istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder> 
            getPercentageFieldBuilder() {
          if (percentageBuilder_ == null) {
            percentageBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
                istio.networking.v1alpha3.VirtualServiceOuterClass.Percent, istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder>(
                    getPercentage(),
                    getParentForChildren(),
                    isClean());
            percentage_ = null;
          }
          return percentageBuilder_;
        }
        @java.lang.Override
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFields(unknownFields);
        }

        @java.lang.Override
        public final Builder mergeUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.mergeUnknownFields(unknownFields);
        }


        // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.HTTPFaultInjection.Delay)
      }

      // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.HTTPFaultInjection.Delay)
      private static final istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay DEFAULT_INSTANCE;
      static {
        DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay();
      }

      public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser
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      /**
       *        * HTTP status code to use to abort the Http request.
       * 
       *
       * int32 http_status = 2 [(.google.api.field_behavior) = REQUIRED];
       * @return Whether the httpStatus field is set.
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      /**
       *        * HTTP status code to use to abort the Http request.
       * 
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       *        * $hide_from_docs
       * 
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       *        * $hide_from_docs
       * 
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       * string grpc_status = 3;
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       *        * $hide_from_docs
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       *
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       *        * $hide_from_docs
       * 
       *
       * string http2_error = 4;
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       *        * $hide_from_docs
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       *        * Percentage of requests to be aborted with the error code provided.
       * 
       *
       * .istio.networking.v1alpha3.Percent percentage = 5;
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       */
      boolean hasPercentage();
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       *        * Percentage of requests to be aborted with the error code provided.
       * 
       *
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       *        * Percentage of requests to be aborted with the error code provided.
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       *
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    /**
     *      * Abort specification is used to prematurely abort a request with a
     * pre-specified error code. The following example will return an HTTP 400
     * error code for 1 out of every 1000 requests to the "ratings" service "v1".
     * {{<tabset category-name="example">}}
     * {{<tab name="v1alpha3" category-value="v1alpha3">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1alpha3
     * kind: VirtualService
     * metadata:
     *   name: ratings-route
     * spec:
     *   hosts:
     *   - ratings.prod.svc.cluster.local
     *   http:
     *   - route:
     *     - destination:
     *         host: ratings.prod.svc.cluster.local
     *         subset: v1
     *     fault:
     *       abort:
     *         percentage:
     *           value: 0.1
     *         httpStatus: 400
     * ```
     * {{</tab>}}
     * {{<tab name="v1beta1" category-value="v1beta1">}}
     * ```yaml
     * apiVersion: networking.istio.io/v1beta1
     * kind: VirtualService
     * metadata:
     *   name: ratings-route
     * spec:
     *   hosts:
     *   - ratings.prod.svc.cluster.local
     *   http:
     *   - route:
     *     - destination:
     *         host: ratings.prod.svc.cluster.local
     *         subset: v1
     *     fault:
     *       abort:
     *         percentage:
     *           value: 0.1
     *         httpStatus: 400
     * ```
     * {{</tab>}}
     * {{</tabset>}}
     * The _httpStatus_ field is used to indicate the HTTP status code to
     * return to the caller. The optional _percentage_ field can be used to only
     * abort a certain percentage of requests. If not specified, all requests are
     * aborted.
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.HTTPFaultInjection.Abort}
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       * @return Whether the httpStatus field is set.
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       *        * HTTP status code to use to abort the Http request.
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       *        * $hide_from_docs
       * 
       *
       * string grpc_status = 3;
       * @return Whether the grpcStatus field is set.
       */
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       *        * $hide_from_docs
       * 
       *
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       *        * $hide_from_docs
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       *        * $hide_from_docs
       * 
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       * @return Whether the http2Error field is set.
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       *        * $hide_from_docs
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       *        * $hide_from_docs
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      /**
       *        * Percentage of requests to be aborted with the error code provided.
       * 
       *
       * .istio.networking.v1alpha3.Percent percentage = 5;
       * @return Whether the percentage field is set.
       */
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       *        * Percentage of requests to be aborted with the error code provided.
       * 
       *
       * .istio.networking.v1alpha3.Percent percentage = 5;
       * @return The percentage.
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       *        * Percentage of requests to be aborted with the error code provided.
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        if (obj == this) {
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        if (hasPercentage() != other.hasPercentage()) return false;
        if (hasPercentage()) {
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        if (memoizedHashCode != 0) {
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        int hash = 41;
        hash = (19 * hash) + getDescriptor().hashCode();
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      /**
       *        * Abort specification is used to prematurely abort a request with a
       * pre-specified error code. The following example will return an HTTP 400
       * error code for 1 out of every 1000 requests to the "ratings" service "v1".
       * {{<tabset category-name="example">}}
       * {{<tab name="v1alpha3" category-value="v1alpha3">}}
       * ```yaml
       * apiVersion: networking.istio.io/v1alpha3
       * kind: VirtualService
       * metadata:
       *   name: ratings-route
       * spec:
       *   hosts:
       *   - ratings.prod.svc.cluster.local
       *   http:
       *   - route:
       *     - destination:
       *         host: ratings.prod.svc.cluster.local
       *         subset: v1
       *     fault:
       *       abort:
       *         percentage:
       *           value: 0.1
       *         httpStatus: 400
       * ```
       * {{</tab>}}
       * {{<tab name="v1beta1" category-value="v1beta1">}}
       * ```yaml
       * apiVersion: networking.istio.io/v1beta1
       * kind: VirtualService
       * metadata:
       *   name: ratings-route
       * spec:
       *   hosts:
       *   - ratings.prod.svc.cluster.local
       *   http:
       *   - route:
       *     - destination:
       *         host: ratings.prod.svc.cluster.local
       *         subset: v1
       *     fault:
       *       abort:
       *         percentage:
       *           value: 0.1
       *         httpStatus: 400
       * ```
       * {{</tab>}}
       * {{</tabset>}}
       * The _httpStatus_ field is used to indicate the HTTP status code to
       * return to the caller. The optional _percentage_ field can be used to only
       * abort a certain percentage of requests. If not specified, all requests are
       * aborted.
       * 
       *
       * Protobuf type {@code istio.networking.v1alpha3.HTTPFaultInjection.Abort}
       */
      public static final class Builder extends
          com.google.protobuf.GeneratedMessageV3.Builder implements
          // @@protoc_insertion_point(builder_implements:istio.networking.v1alpha3.HTTPFaultInjection.Abort)
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.AbortOrBuilder {
        public static final com.google.protobuf.Descriptors.Descriptor
            getDescriptor() {
          return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_Abort_descriptor;
        }

        @java.lang.Override
        protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
            internalGetFieldAccessorTable() {
          return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_Abort_fieldAccessorTable
              .ensureFieldAccessorsInitialized(
                  istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.class, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.Builder.class);
        }

        // Construct using istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.newBuilder()
        private Builder() {
          maybeForceBuilderInitialization();
        }

        private Builder(
            com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
          super(parent);
          maybeForceBuilderInitialization();
        }
        private void maybeForceBuilderInitialization() {
          if (com.google.protobuf.GeneratedMessageV3
                  .alwaysUseFieldBuilders) {
          }
        }
        @java.lang.Override
        public Builder clear() {
          super.clear();
          if (percentageBuilder_ == null) {
            percentage_ = null;
          } else {
            percentage_ = null;
            percentageBuilder_ = null;
          }
          errorTypeCase_ = 0;
          errorType_ = null;
          return this;
        }

        @java.lang.Override
        public com.google.protobuf.Descriptors.Descriptor
            getDescriptorForType() {
          return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_Abort_descriptor;
        }

        @java.lang.Override
        public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort getDefaultInstanceForType() {
          return istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.getDefaultInstance();
        }

        @java.lang.Override
        public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort build() {
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort result = buildPartial();
          if (!result.isInitialized()) {
            throw newUninitializedMessageException(result);
          }
          return result;
        }

        @java.lang.Override
        public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort buildPartial() {
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort result = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort(this);
          if (errorTypeCase_ == 2) {
            result.errorType_ = errorType_;
          }
          if (errorTypeCase_ == 3) {
            result.errorType_ = errorType_;
          }
          if (errorTypeCase_ == 4) {
            result.errorType_ = errorType_;
          }
          if (percentageBuilder_ == null) {
            result.percentage_ = percentage_;
          } else {
            result.percentage_ = percentageBuilder_.build();
          }
          result.errorTypeCase_ = errorTypeCase_;
          onBuilt();
          return result;
        }

        @java.lang.Override
        public Builder clone() {
          return super.clone();
        }
        @java.lang.Override
        public Builder setField(
            com.google.protobuf.Descriptors.FieldDescriptor field,
            java.lang.Object value) {
          return super.setField(field, value);
        }
        @java.lang.Override
        public Builder clearField(
            com.google.protobuf.Descriptors.FieldDescriptor field) {
          return super.clearField(field);
        }
        @java.lang.Override
        public Builder clearOneof(
            com.google.protobuf.Descriptors.OneofDescriptor oneof) {
          return super.clearOneof(oneof);
        }
        @java.lang.Override
        public Builder setRepeatedField(
            com.google.protobuf.Descriptors.FieldDescriptor field,
            int index, java.lang.Object value) {
          return super.setRepeatedField(field, index, value);
        }
        @java.lang.Override
        public Builder addRepeatedField(
            com.google.protobuf.Descriptors.FieldDescriptor field,
            java.lang.Object value) {
          return super.addRepeatedField(field, value);
        }
        @java.lang.Override
        public Builder mergeFrom(com.google.protobuf.Message other) {
          if (other instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort) {
            return mergeFrom((istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort)other);
          } else {
            super.mergeFrom(other);
            return this;
          }
        }

        public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort other) {
          if (other == istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.getDefaultInstance()) return this;
          if (other.hasPercentage()) {
            mergePercentage(other.getPercentage());
          }
          switch (other.getErrorTypeCase()) {
            case HTTP_STATUS: {
              setHttpStatus(other.getHttpStatus());
              break;
            }
            case GRPC_STATUS: {
              errorTypeCase_ = 3;
              errorType_ = other.errorType_;
              onChanged();
              break;
            }
            case HTTP2_ERROR: {
              errorTypeCase_ = 4;
              errorType_ = other.errorType_;
              onChanged();
              break;
            }
            case ERRORTYPE_NOT_SET: {
              break;
            }
          }
          this.mergeUnknownFields(other.unknownFields);
          onChanged();
          return this;
        }

        @java.lang.Override
        public final boolean isInitialized() {
          return true;
        }

        @java.lang.Override
        public Builder mergeFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws java.io.IOException {
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort parsedMessage = null;
          try {
            parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort) e.getUnfinishedMessage();
            throw e.unwrapIOException();
          } finally {
            if (parsedMessage != null) {
              mergeFrom(parsedMessage);
            }
          }
          return this;
        }
        private int errorTypeCase_ = 0;
        private java.lang.Object errorType_;
        public ErrorTypeCase
            getErrorTypeCase() {
          return ErrorTypeCase.forNumber(
              errorTypeCase_);
        }

        public Builder clearErrorType() {
          errorTypeCase_ = 0;
          errorType_ = null;
          onChanged();
          return this;
        }


        /**
         *          * HTTP status code to use to abort the Http request.
         * 
         *
         * int32 http_status = 2 [(.google.api.field_behavior) = REQUIRED];
         * @return Whether the httpStatus field is set.
         */
        public boolean hasHttpStatus() {
          return errorTypeCase_ == 2;
        }
        /**
         *          * HTTP status code to use to abort the Http request.
         * 
         *
         * int32 http_status = 2 [(.google.api.field_behavior) = REQUIRED];
         * @return The httpStatus.
         */
        public int getHttpStatus() {
          if (errorTypeCase_ == 2) {
            return (java.lang.Integer) errorType_;
          }
          return 0;
        }
        /**
         *          * HTTP status code to use to abort the Http request.
         * 
         *
         * int32 http_status = 2 [(.google.api.field_behavior) = REQUIRED];
         * @param value The httpStatus to set.
         * @return This builder for chaining.
         */
        public Builder setHttpStatus(int value) {
          errorTypeCase_ = 2;
          errorType_ = value;
          onChanged();
          return this;
        }
        /**
         *          * HTTP status code to use to abort the Http request.
         * 
         *
         * int32 http_status = 2 [(.google.api.field_behavior) = REQUIRED];
         * @return This builder for chaining.
         */
        public Builder clearHttpStatus() {
          if (errorTypeCase_ == 2) {
            errorTypeCase_ = 0;
            errorType_ = null;
            onChanged();
          }
          return this;
        }

        /**
         *          * $hide_from_docs
         * 
         *
         * string grpc_status = 3;
         * @return Whether the grpcStatus field is set.
         */
        @java.lang.Override
        public boolean hasGrpcStatus() {
          return errorTypeCase_ == 3;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * string grpc_status = 3;
         * @return The grpcStatus.
         */
        @java.lang.Override
        public java.lang.String getGrpcStatus() {
          java.lang.Object ref = "";
          if (errorTypeCase_ == 3) {
            ref = errorType_;
          }
          if (!(ref instanceof java.lang.String)) {
            com.google.protobuf.ByteString bs =
                (com.google.protobuf.ByteString) ref;
            java.lang.String s = bs.toStringUtf8();
            if (errorTypeCase_ == 3) {
              errorType_ = s;
            }
            return s;
          } else {
            return (java.lang.String) ref;
          }
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * string grpc_status = 3;
         * @return The bytes for grpcStatus.
         */
        @java.lang.Override
        public com.google.protobuf.ByteString
            getGrpcStatusBytes() {
          java.lang.Object ref = "";
          if (errorTypeCase_ == 3) {
            ref = errorType_;
          }
          if (ref instanceof String) {
            com.google.protobuf.ByteString b = 
                com.google.protobuf.ByteString.copyFromUtf8(
                    (java.lang.String) ref);
            if (errorTypeCase_ == 3) {
              errorType_ = b;
            }
            return b;
          } else {
            return (com.google.protobuf.ByteString) ref;
          }
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * string grpc_status = 3;
         * @param value The grpcStatus to set.
         * @return This builder for chaining.
         */
        public Builder setGrpcStatus(
            java.lang.String value) {
          if (value == null) {
    throw new NullPointerException();
  }
  errorTypeCase_ = 3;
          errorType_ = value;
          onChanged();
          return this;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * string grpc_status = 3;
         * @return This builder for chaining.
         */
        public Builder clearGrpcStatus() {
          if (errorTypeCase_ == 3) {
            errorTypeCase_ = 0;
            errorType_ = null;
            onChanged();
          }
          return this;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * string grpc_status = 3;
         * @param value The bytes for grpcStatus to set.
         * @return This builder for chaining.
         */
        public Builder setGrpcStatusBytes(
            com.google.protobuf.ByteString value) {
          if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
          errorTypeCase_ = 3;
          errorType_ = value;
          onChanged();
          return this;
        }

        /**
         *          * $hide_from_docs
         * 
         *
         * string http2_error = 4;
         * @return Whether the http2Error field is set.
         */
        @java.lang.Override
        public boolean hasHttp2Error() {
          return errorTypeCase_ == 4;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * string http2_error = 4;
         * @return The http2Error.
         */
        @java.lang.Override
        public java.lang.String getHttp2Error() {
          java.lang.Object ref = "";
          if (errorTypeCase_ == 4) {
            ref = errorType_;
          }
          if (!(ref instanceof java.lang.String)) {
            com.google.protobuf.ByteString bs =
                (com.google.protobuf.ByteString) ref;
            java.lang.String s = bs.toStringUtf8();
            if (errorTypeCase_ == 4) {
              errorType_ = s;
            }
            return s;
          } else {
            return (java.lang.String) ref;
          }
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * string http2_error = 4;
         * @return The bytes for http2Error.
         */
        @java.lang.Override
        public com.google.protobuf.ByteString
            getHttp2ErrorBytes() {
          java.lang.Object ref = "";
          if (errorTypeCase_ == 4) {
            ref = errorType_;
          }
          if (ref instanceof String) {
            com.google.protobuf.ByteString b = 
                com.google.protobuf.ByteString.copyFromUtf8(
                    (java.lang.String) ref);
            if (errorTypeCase_ == 4) {
              errorType_ = b;
            }
            return b;
          } else {
            return (com.google.protobuf.ByteString) ref;
          }
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * string http2_error = 4;
         * @param value The http2Error to set.
         * @return This builder for chaining.
         */
        public Builder setHttp2Error(
            java.lang.String value) {
          if (value == null) {
    throw new NullPointerException();
  }
  errorTypeCase_ = 4;
          errorType_ = value;
          onChanged();
          return this;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * string http2_error = 4;
         * @return This builder for chaining.
         */
        public Builder clearHttp2Error() {
          if (errorTypeCase_ == 4) {
            errorTypeCase_ = 0;
            errorType_ = null;
            onChanged();
          }
          return this;
        }
        /**
         *          * $hide_from_docs
         * 
         *
         * string http2_error = 4;
         * @param value The bytes for http2Error to set.
         * @return This builder for chaining.
         */
        public Builder setHttp2ErrorBytes(
            com.google.protobuf.ByteString value) {
          if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
          errorTypeCase_ = 4;
          errorType_ = value;
          onChanged();
          return this;
        }

        private istio.networking.v1alpha3.VirtualServiceOuterClass.Percent percentage_;
        private com.google.protobuf.SingleFieldBuilderV3<
            istio.networking.v1alpha3.VirtualServiceOuterClass.Percent, istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder> percentageBuilder_;
        /**
         *          * Percentage of requests to be aborted with the error code provided.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         * @return Whether the percentage field is set.
         */
        public boolean hasPercentage() {
          return percentageBuilder_ != null || percentage_ != null;
        }
        /**
         *          * Percentage of requests to be aborted with the error code provided.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         * @return The percentage.
         */
        public istio.networking.v1alpha3.VirtualServiceOuterClass.Percent getPercentage() {
          if (percentageBuilder_ == null) {
            return percentage_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.getDefaultInstance() : percentage_;
          } else {
            return percentageBuilder_.getMessage();
          }
        }
        /**
         *          * Percentage of requests to be aborted with the error code provided.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public Builder setPercentage(istio.networking.v1alpha3.VirtualServiceOuterClass.Percent value) {
          if (percentageBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            percentage_ = value;
            onChanged();
          } else {
            percentageBuilder_.setMessage(value);
          }

          return this;
        }
        /**
         *          * Percentage of requests to be aborted with the error code provided.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public Builder setPercentage(
            istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder builderForValue) {
          if (percentageBuilder_ == null) {
            percentage_ = builderForValue.build();
            onChanged();
          } else {
            percentageBuilder_.setMessage(builderForValue.build());
          }

          return this;
        }
        /**
         *          * Percentage of requests to be aborted with the error code provided.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public Builder mergePercentage(istio.networking.v1alpha3.VirtualServiceOuterClass.Percent value) {
          if (percentageBuilder_ == null) {
            if (percentage_ != null) {
              percentage_ =
                istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.newBuilder(percentage_).mergeFrom(value).buildPartial();
            } else {
              percentage_ = value;
            }
            onChanged();
          } else {
            percentageBuilder_.mergeFrom(value);
          }

          return this;
        }
        /**
         *          * Percentage of requests to be aborted with the error code provided.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public Builder clearPercentage() {
          if (percentageBuilder_ == null) {
            percentage_ = null;
            onChanged();
          } else {
            percentage_ = null;
            percentageBuilder_ = null;
          }

          return this;
        }
        /**
         *          * Percentage of requests to be aborted with the error code provided.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder getPercentageBuilder() {
          
          onChanged();
          return getPercentageFieldBuilder().getBuilder();
        }
        /**
         *          * Percentage of requests to be aborted with the error code provided.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        public istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder getPercentageOrBuilder() {
          if (percentageBuilder_ != null) {
            return percentageBuilder_.getMessageOrBuilder();
          } else {
            return percentage_ == null ?
                istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.getDefaultInstance() : percentage_;
          }
        }
        /**
         *          * Percentage of requests to be aborted with the error code provided.
         * 
         *
         * .istio.networking.v1alpha3.Percent percentage = 5;
         */
        private com.google.protobuf.SingleFieldBuilderV3<
            istio.networking.v1alpha3.VirtualServiceOuterClass.Percent, istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder> 
            getPercentageFieldBuilder() {
          if (percentageBuilder_ == null) {
            percentageBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
                istio.networking.v1alpha3.VirtualServiceOuterClass.Percent, istio.networking.v1alpha3.VirtualServiceOuterClass.Percent.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.PercentOrBuilder>(
                    getPercentage(),
                    getParentForChildren(),
                    isClean());
            percentage_ = null;
          }
          return percentageBuilder_;
        }
        @java.lang.Override
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFields(unknownFields);
        }

        @java.lang.Override
        public final Builder mergeUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.mergeUnknownFields(unknownFields);
        }


        // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.HTTPFaultInjection.Abort)
      }

      // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.HTTPFaultInjection.Abort)
      private static final istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort DEFAULT_INSTANCE;
      static {
        DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort();
      }

      public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser
          PARSER = new com.google.protobuf.AbstractParser() {
        @java.lang.Override
        public Abort parsePartialFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws com.google.protobuf.InvalidProtocolBufferException {
          return new Abort(input, extensionRegistry);
        }
      };

      public static com.google.protobuf.Parser parser() {
        return PARSER;
      }

      @java.lang.Override
      public com.google.protobuf.Parser getParserForType() {
        return PARSER;
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }

    }

    public static final int DELAY_FIELD_NUMBER = 1;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay delay_;
    /**
     *      * Delay requests before forwarding, emulating various failures such as
     * network issues, overloaded upstream service, etc.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
     * @return Whether the delay field is set.
     */
    @java.lang.Override
    public boolean hasDelay() {
      return delay_ != null;
    }
    /**
     *      * Delay requests before forwarding, emulating various failures such as
     * network issues, overloaded upstream service, etc.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
     * @return The delay.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay getDelay() {
      return delay_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.getDefaultInstance() : delay_;
    }
    /**
     *      * Delay requests before forwarding, emulating various failures such as
     * network issues, overloaded upstream service, etc.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.DelayOrBuilder getDelayOrBuilder() {
      return getDelay();
    }

    public static final int ABORT_FIELD_NUMBER = 2;
    private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort abort_;
    /**
     *      * Abort Http request attempts and return error codes back to downstream
     * service, giving the impression that the upstream service is faulty.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
     * @return Whether the abort field is set.
     */
    @java.lang.Override
    public boolean hasAbort() {
      return abort_ != null;
    }
    /**
     *      * Abort Http request attempts and return error codes back to downstream
     * service, giving the impression that the upstream service is faulty.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
     * @return The abort.
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort getAbort() {
      return abort_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.getDefaultInstance() : abort_;
    }
    /**
     *      * Abort Http request attempts and return error codes back to downstream
     * service, giving the impression that the upstream service is faulty.
     * 
     *
     * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
     */
    @java.lang.Override
    public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.AbortOrBuilder getAbortOrBuilder() {
      return getAbort();
    }

    private byte memoizedIsInitialized = -1;
    @java.lang.Override
    public final boolean isInitialized() {
      byte isInitialized = memoizedIsInitialized;
      if (isInitialized == 1) return true;
      if (isInitialized == 0) return false;

      memoizedIsInitialized = 1;
      return true;
    }

    @java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output)
                        throws java.io.IOException {
      if (delay_ != null) {
        output.writeMessage(1, getDelay());
      }
      if (abort_ != null) {
        output.writeMessage(2, getAbort());
      }
      unknownFields.writeTo(output);
    }

    @java.lang.Override
    public int getSerializedSize() {
      int size = memoizedSize;
      if (size != -1) return size;

      size = 0;
      if (delay_ != null) {
        size += com.google.protobuf.CodedOutputStream
          .computeMessageSize(1, getDelay());
      }
      if (abort_ != null) {
        size += com.google.protobuf.CodedOutputStream
          .computeMessageSize(2, getAbort());
      }
      size += unknownFields.getSerializedSize();
      memoizedSize = size;
      return size;
    }

    @java.lang.Override
    public boolean equals(final java.lang.Object obj) {
      if (obj == this) {
       return true;
      }
      if (!(obj instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection)) {
        return super.equals(obj);
      }
      istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection other = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection) obj;

      if (hasDelay() != other.hasDelay()) return false;
      if (hasDelay()) {
        if (!getDelay()
            .equals(other.getDelay())) return false;
      }
      if (hasAbort() != other.hasAbort()) return false;
      if (hasAbort()) {
        if (!getAbort()
            .equals(other.getAbort())) return false;
      }
      if (!unknownFields.equals(other.unknownFields)) return false;
      return true;
    }

    @java.lang.Override
    public int hashCode() {
      if (memoizedHashCode != 0) {
        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      if (hasDelay()) {
        hash = (37 * hash) + DELAY_FIELD_NUMBER;
        hash = (53 * hash) + getDelay().hashCode();
      }
      if (hasAbort()) {
        hash = (37 * hash) + ABORT_FIELD_NUMBER;
        hash = (53 * hash) + getAbort().hashCode();
      }
      hash = (29 * hash) + unknownFields.hashCode();
      memoizedHashCode = hash;
      return hash;
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseFrom(
        java.nio.ByteBuffer data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseFrom(
        java.nio.ByteBuffer data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseFrom(
        com.google.protobuf.ByteString data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseFrom(byte[] data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseFrom(
        byte[] data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseFrom(java.io.InputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseFrom(
        java.io.InputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseDelimitedFrom(java.io.InputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseDelimitedWithIOException(PARSER, input);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseDelimitedFrom(
        java.io.InputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseFrom(
        com.google.protobuf.CodedInputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input);
    }
    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parseFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input, extensionRegistry);
    }

    @java.lang.Override
    public Builder newBuilderForType() { return newBuilder(); }
    public static Builder newBuilder() {
      return DEFAULT_INSTANCE.toBuilder();
    }
    public static Builder newBuilder(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection prototype) {
      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
    }
    @java.lang.Override
    public Builder toBuilder() {
      return this == DEFAULT_INSTANCE
          ? new Builder() : new Builder().mergeFrom(this);
    }

    @java.lang.Override
    protected Builder newBuilderForType(
        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
      Builder builder = new Builder(parent);
      return builder;
    }
    /**
     *      * HTTPFaultInjection can be used to specify one or more faults to inject
     * while forwarding HTTP requests to the destination specified in a route.
     * Fault specification is part of a VirtualService rule. Faults include
     * aborting the Http request from downstream service, and/or delaying
     * proxying of requests. A fault rule MUST HAVE delay or abort or both.
     * *Note:* Delay and abort faults are independent of one another, even if
     * both are specified simultaneously.
     * 
     *
     * Protobuf type {@code istio.networking.v1alpha3.HTTPFaultInjection}
     */
    public static final class Builder extends
        com.google.protobuf.GeneratedMessageV3.Builder implements
        // @@protoc_insertion_point(builder_implements:istio.networking.v1alpha3.HTTPFaultInjection)
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjectionOrBuilder {
      public static final com.google.protobuf.Descriptors.Descriptor
          getDescriptor() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_descriptor;
      }

      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
          internalGetFieldAccessorTable() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_fieldAccessorTable
            .ensureFieldAccessorsInitialized(
                istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.class, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Builder.class);
      }

      // Construct using istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.newBuilder()
      private Builder() {
        maybeForceBuilderInitialization();
      }

      private Builder(
          com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
        super(parent);
        maybeForceBuilderInitialization();
      }
      private void maybeForceBuilderInitialization() {
        if (com.google.protobuf.GeneratedMessageV3
                .alwaysUseFieldBuilders) {
        }
      }
      @java.lang.Override
      public Builder clear() {
        super.clear();
        if (delayBuilder_ == null) {
          delay_ = null;
        } else {
          delay_ = null;
          delayBuilder_ = null;
        }
        if (abortBuilder_ == null) {
          abort_ = null;
        } else {
          abort_ = null;
          abortBuilder_ = null;
        }
        return this;
      }

      @java.lang.Override
      public com.google.protobuf.Descriptors.Descriptor
          getDescriptorForType() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.internal_static_istio_networking_v1alpha3_HTTPFaultInjection_descriptor;
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection getDefaultInstanceForType() {
        return istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.getDefaultInstance();
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection build() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection result = buildPartial();
        if (!result.isInitialized()) {
          throw newUninitializedMessageException(result);
        }
        return result;
      }

      @java.lang.Override
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection buildPartial() {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection result = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection(this);
        if (delayBuilder_ == null) {
          result.delay_ = delay_;
        } else {
          result.delay_ = delayBuilder_.build();
        }
        if (abortBuilder_ == null) {
          result.abort_ = abort_;
        } else {
          result.abort_ = abortBuilder_.build();
        }
        onBuilt();
        return result;
      }

      @java.lang.Override
      public Builder clone() {
        return super.clone();
      }
      @java.lang.Override
      public Builder setField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          java.lang.Object value) {
        return super.setField(field, value);
      }
      @java.lang.Override
      public Builder clearField(
          com.google.protobuf.Descriptors.FieldDescriptor field) {
        return super.clearField(field);
      }
      @java.lang.Override
      public Builder clearOneof(
          com.google.protobuf.Descriptors.OneofDescriptor oneof) {
        return super.clearOneof(oneof);
      }
      @java.lang.Override
      public Builder setRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          int index, java.lang.Object value) {
        return super.setRepeatedField(field, index, value);
      }
      @java.lang.Override
      public Builder addRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          java.lang.Object value) {
        return super.addRepeatedField(field, value);
      }
      @java.lang.Override
      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection) {
          return mergeFrom((istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection)other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection other) {
        if (other == istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.getDefaultInstance()) return this;
        if (other.hasDelay()) {
          mergeDelay(other.getDelay());
        }
        if (other.hasAbort()) {
          mergeAbort(other.getAbort());
        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
        return this;
      }

      @java.lang.Override
      public final boolean isInitialized() {
        return true;
      }

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay delay_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.DelayOrBuilder> delayBuilder_;
      /**
       *        * Delay requests before forwarding, emulating various failures such as
       * network issues, overloaded upstream service, etc.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
       * @return Whether the delay field is set.
       */
      public boolean hasDelay() {
        return delayBuilder_ != null || delay_ != null;
      }
      /**
       *        * Delay requests before forwarding, emulating various failures such as
       * network issues, overloaded upstream service, etc.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
       * @return The delay.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay getDelay() {
        if (delayBuilder_ == null) {
          return delay_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.getDefaultInstance() : delay_;
        } else {
          return delayBuilder_.getMessage();
        }
      }
      /**
       *        * Delay requests before forwarding, emulating various failures such as
       * network issues, overloaded upstream service, etc.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
       */
      public Builder setDelay(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay value) {
        if (delayBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          delay_ = value;
          onChanged();
        } else {
          delayBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Delay requests before forwarding, emulating various failures such as
       * network issues, overloaded upstream service, etc.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
       */
      public Builder setDelay(
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.Builder builderForValue) {
        if (delayBuilder_ == null) {
          delay_ = builderForValue.build();
          onChanged();
        } else {
          delayBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Delay requests before forwarding, emulating various failures such as
       * network issues, overloaded upstream service, etc.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
       */
      public Builder mergeDelay(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay value) {
        if (delayBuilder_ == null) {
          if (delay_ != null) {
            delay_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.newBuilder(delay_).mergeFrom(value).buildPartial();
          } else {
            delay_ = value;
          }
          onChanged();
        } else {
          delayBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Delay requests before forwarding, emulating various failures such as
       * network issues, overloaded upstream service, etc.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
       */
      public Builder clearDelay() {
        if (delayBuilder_ == null) {
          delay_ = null;
          onChanged();
        } else {
          delay_ = null;
          delayBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Delay requests before forwarding, emulating various failures such as
       * network issues, overloaded upstream service, etc.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.Builder getDelayBuilder() {
        
        onChanged();
        return getDelayFieldBuilder().getBuilder();
      }
      /**
       *        * Delay requests before forwarding, emulating various failures such as
       * network issues, overloaded upstream service, etc.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.DelayOrBuilder getDelayOrBuilder() {
        if (delayBuilder_ != null) {
          return delayBuilder_.getMessageOrBuilder();
        } else {
          return delay_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.getDefaultInstance() : delay_;
        }
      }
      /**
       *        * Delay requests before forwarding, emulating various failures such as
       * network issues, overloaded upstream service, etc.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Delay delay = 1;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.DelayOrBuilder> 
          getDelayFieldBuilder() {
        if (delayBuilder_ == null) {
          delayBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Delay.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.DelayOrBuilder>(
                  getDelay(),
                  getParentForChildren(),
                  isClean());
          delay_ = null;
        }
        return delayBuilder_;
      }

      private istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort abort_;
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.AbortOrBuilder> abortBuilder_;
      /**
       *        * Abort Http request attempts and return error codes back to downstream
       * service, giving the impression that the upstream service is faulty.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
       * @return Whether the abort field is set.
       */
      public boolean hasAbort() {
        return abortBuilder_ != null || abort_ != null;
      }
      /**
       *        * Abort Http request attempts and return error codes back to downstream
       * service, giving the impression that the upstream service is faulty.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
       * @return The abort.
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort getAbort() {
        if (abortBuilder_ == null) {
          return abort_ == null ? istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.getDefaultInstance() : abort_;
        } else {
          return abortBuilder_.getMessage();
        }
      }
      /**
       *        * Abort Http request attempts and return error codes back to downstream
       * service, giving the impression that the upstream service is faulty.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
       */
      public Builder setAbort(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort value) {
        if (abortBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          abort_ = value;
          onChanged();
        } else {
          abortBuilder_.setMessage(value);
        }

        return this;
      }
      /**
       *        * Abort Http request attempts and return error codes back to downstream
       * service, giving the impression that the upstream service is faulty.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
       */
      public Builder setAbort(
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.Builder builderForValue) {
        if (abortBuilder_ == null) {
          abort_ = builderForValue.build();
          onChanged();
        } else {
          abortBuilder_.setMessage(builderForValue.build());
        }

        return this;
      }
      /**
       *        * Abort Http request attempts and return error codes back to downstream
       * service, giving the impression that the upstream service is faulty.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
       */
      public Builder mergeAbort(istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort value) {
        if (abortBuilder_ == null) {
          if (abort_ != null) {
            abort_ =
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.newBuilder(abort_).mergeFrom(value).buildPartial();
          } else {
            abort_ = value;
          }
          onChanged();
        } else {
          abortBuilder_.mergeFrom(value);
        }

        return this;
      }
      /**
       *        * Abort Http request attempts and return error codes back to downstream
       * service, giving the impression that the upstream service is faulty.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
       */
      public Builder clearAbort() {
        if (abortBuilder_ == null) {
          abort_ = null;
          onChanged();
        } else {
          abort_ = null;
          abortBuilder_ = null;
        }

        return this;
      }
      /**
       *        * Abort Http request attempts and return error codes back to downstream
       * service, giving the impression that the upstream service is faulty.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.Builder getAbortBuilder() {
        
        onChanged();
        return getAbortFieldBuilder().getBuilder();
      }
      /**
       *        * Abort Http request attempts and return error codes back to downstream
       * service, giving the impression that the upstream service is faulty.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
       */
      public istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.AbortOrBuilder getAbortOrBuilder() {
        if (abortBuilder_ != null) {
          return abortBuilder_.getMessageOrBuilder();
        } else {
          return abort_ == null ?
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.getDefaultInstance() : abort_;
        }
      }
      /**
       *        * Abort Http request attempts and return error codes back to downstream
       * service, giving the impression that the upstream service is faulty.
       * 
       *
       * .istio.networking.v1alpha3.HTTPFaultInjection.Abort abort = 2;
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.AbortOrBuilder> 
          getAbortFieldBuilder() {
        if (abortBuilder_ == null) {
          abortBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.Abort.Builder, istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection.AbortOrBuilder>(
                  getAbort(),
                  getParentForChildren(),
                  isClean());
          abort_ = null;
        }
        return abortBuilder_;
      }
      @java.lang.Override
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFields(unknownFields);
      }

      @java.lang.Override
      public final Builder mergeUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.mergeUnknownFields(unknownFields);
      }


      // @@protoc_insertion_point(builder_scope:istio.networking.v1alpha3.HTTPFaultInjection)
    }

    // @@protoc_insertion_point(class_scope:istio.networking.v1alpha3.HTTPFaultInjection)
    private static final istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection();
    }

    public static istio.networking.v1alpha3.VirtualServiceOuterClass.HTTPFaultInjection getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser
        PARSER = new com.google.protobuf.AbstractParser() {
      @java.lang.Override
      public HTTPFaultInjection parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new HTTPFaultInjection(input, extensionRegistry);
      }
    };

    public static com.google.protobuf.Parser parser() {
      return PARSER;
    }

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