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// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: envoy/api/v2/rds.proto

package io.envoyproxy.envoy.api.v2;

/**
 * 
 * [#comment:next free field: 9]
 * 

 *
 * Protobuf type {@code envoy.api.v2.RouteConfiguration}
 */
public  final class RouteConfiguration extends
    com.google.protobuf.GeneratedMessageV3 implements
    // @@protoc_insertion_point(message_implements:envoy.api.v2.RouteConfiguration)
    RouteConfigurationOrBuilder {
private static final long serialVersionUID = 0L;
  // Use RouteConfiguration.newBuilder() to construct.
  private RouteConfiguration(com.google.protobuf.GeneratedMessageV3.Builder builder) {
    super(builder);
  }
  private RouteConfiguration() {
    name_ = "";
    virtualHosts_ = java.util.Collections.emptyList();
    internalOnlyHeaders_ = com.google.protobuf.LazyStringArrayList.EMPTY;
    responseHeadersToAdd_ = java.util.Collections.emptyList();
    responseHeadersToRemove_ = com.google.protobuf.LazyStringArrayList.EMPTY;
    requestHeadersToAdd_ = java.util.Collections.emptyList();
    requestHeadersToRemove_ = com.google.protobuf.LazyStringArrayList.EMPTY;
  }

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              mutable_bitField0_ |= 0x00000002;
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  public static final com.google.protobuf.Descriptors.Descriptor
      getDescriptor() {
    return io.envoyproxy.envoy.api.v2.RdsProto.internal_static_envoy_api_v2_RouteConfiguration_descriptor;
  }

  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
      internalGetFieldAccessorTable() {
    return io.envoyproxy.envoy.api.v2.RdsProto.internal_static_envoy_api_v2_RouteConfiguration_fieldAccessorTable
        .ensureFieldAccessorsInitialized(
            io.envoyproxy.envoy.api.v2.RouteConfiguration.class, io.envoyproxy.envoy.api.v2.RouteConfiguration.Builder.class);
  }

  private int bitField0_;
  public static final int NAME_FIELD_NUMBER = 1;
  private volatile java.lang.Object name_;
  /**
   * 
   * The name of the route configuration. For example, it might match
   * :ref:`route_config_name
   * <envoy_api_field_config.filter.network.http_connection_manager.v2.Rds.route_config_name>` in
   * :ref:`envoy_api_msg_config.filter.network.http_connection_manager.v2.Rds`.
   * 

   *
   * string name = 1;
   */
  public java.lang.String getName() {
    java.lang.Object ref = name_;
    if (ref instanceof java.lang.String) {
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      java.lang.String s = bs.toStringUtf8();
      name_ = s;
      return s;
    }
  }
  /**
   * 
   * The name of the route configuration. For example, it might match
   * :ref:`route_config_name
   * <envoy_api_field_config.filter.network.http_connection_manager.v2.Rds.route_config_name>` in
   * :ref:`envoy_api_msg_config.filter.network.http_connection_manager.v2.Rds`.
   * 

   *
   * string name = 1;
   */
  public com.google.protobuf.ByteString
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      name_ = b;
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      return (com.google.protobuf.ByteString) ref;
    }
  }

  public static final int VIRTUAL_HOSTS_FIELD_NUMBER = 2;
  private java.util.List virtualHosts_;
  /**
   * 
   * An array of virtual hosts that make up the route table.
   * 

   *
   * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
   */
  public java.util.List getVirtualHostsList() {
    return virtualHosts_;
  }
  /**
   * 
   * An array of virtual hosts that make up the route table.
   * 

   *
   * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
   */
  public java.util.List 
      getVirtualHostsOrBuilderList() {
    return virtualHosts_;
  }
  /**
   * 
   * An array of virtual hosts that make up the route table.
   * 

   *
   * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
   */
  public int getVirtualHostsCount() {
    return virtualHosts_.size();
  }
  /**
   * 
   * An array of virtual hosts that make up the route table.
   * 

   *
   * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
   */
  public io.envoyproxy.envoy.api.v2.route.VirtualHost getVirtualHosts(int index) {
    return virtualHosts_.get(index);
  }
  /**
   * 
   * An array of virtual hosts that make up the route table.
   * 

   *
   * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
   */
  public io.envoyproxy.envoy.api.v2.route.VirtualHostOrBuilder getVirtualHostsOrBuilder(
      int index) {
    return virtualHosts_.get(index);
  }

  public static final int INTERNAL_ONLY_HEADERS_FIELD_NUMBER = 3;
  private com.google.protobuf.LazyStringList internalOnlyHeaders_;
  /**
   * 
   * Optionally specifies a list of HTTP headers that the connection manager
   * will consider to be internal only. If they are found on external requests they will be cleaned
   * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
   * information.
   * 

   *
   * repeated string internal_only_headers = 3;
   */
  public com.google.protobuf.ProtocolStringList
      getInternalOnlyHeadersList() {
    return internalOnlyHeaders_;
  }
  /**
   * 
   * Optionally specifies a list of HTTP headers that the connection manager
   * will consider to be internal only. If they are found on external requests they will be cleaned
   * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
   * information.
   * 

   *
   * repeated string internal_only_headers = 3;
   */
  public int getInternalOnlyHeadersCount() {
    return internalOnlyHeaders_.size();
  }
  /**
   * 
   * Optionally specifies a list of HTTP headers that the connection manager
   * will consider to be internal only. If they are found on external requests they will be cleaned
   * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
   * information.
   * 

   *
   * repeated string internal_only_headers = 3;
   */
  public java.lang.String getInternalOnlyHeaders(int index) {
    return internalOnlyHeaders_.get(index);
  }
  /**
   * 
   * Optionally specifies a list of HTTP headers that the connection manager
   * will consider to be internal only. If they are found on external requests they will be cleaned
   * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
   * information.
   * 

   *
   * repeated string internal_only_headers = 3;
   */
  public com.google.protobuf.ByteString
      getInternalOnlyHeadersBytes(int index) {
    return internalOnlyHeaders_.getByteString(index);
  }

  public static final int RESPONSE_HEADERS_TO_ADD_FIELD_NUMBER = 4;
  private java.util.List responseHeadersToAdd_;
  /**
   * 
   * Specifies a list of HTTP headers that should be added to each response that
   * the connection manager encodes. Headers specified at this level are applied
   * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
   * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
   * header value syntax, see the documentation on :ref:`custom request headers
   * <config_http_conn_man_headers_custom_request_headers>`.
   * 

   *
   * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
   */
  public java.util.List getResponseHeadersToAddList() {
    return responseHeadersToAdd_;
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be added to each response that
   * the connection manager encodes. Headers specified at this level are applied
   * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
   * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
   * header value syntax, see the documentation on :ref:`custom request headers
   * <config_http_conn_man_headers_custom_request_headers>`.
   * 

   *
   * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
   */
  public java.util.List 
      getResponseHeadersToAddOrBuilderList() {
    return responseHeadersToAdd_;
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be added to each response that
   * the connection manager encodes. Headers specified at this level are applied
   * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
   * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
   * header value syntax, see the documentation on :ref:`custom request headers
   * <config_http_conn_man_headers_custom_request_headers>`.
   * 

   *
   * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
   */
  public int getResponseHeadersToAddCount() {
    return responseHeadersToAdd_.size();
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be added to each response that
   * the connection manager encodes. Headers specified at this level are applied
   * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
   * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
   * header value syntax, see the documentation on :ref:`custom request headers
   * <config_http_conn_man_headers_custom_request_headers>`.
   * 

   *
   * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
   */
  public io.envoyproxy.envoy.api.v2.core.HeaderValueOption getResponseHeadersToAdd(int index) {
    return responseHeadersToAdd_.get(index);
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be added to each response that
   * the connection manager encodes. Headers specified at this level are applied
   * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
   * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
   * header value syntax, see the documentation on :ref:`custom request headers
   * <config_http_conn_man_headers_custom_request_headers>`.
   * 

   *
   * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
   */
  public io.envoyproxy.envoy.api.v2.core.HeaderValueOptionOrBuilder getResponseHeadersToAddOrBuilder(
      int index) {
    return responseHeadersToAdd_.get(index);
  }

  public static final int RESPONSE_HEADERS_TO_REMOVE_FIELD_NUMBER = 5;
  private com.google.protobuf.LazyStringList responseHeadersToRemove_;
  /**
   * 
   * Specifies a list of HTTP headers that should be removed from each response
   * that the connection manager encodes.
   * 

   *
   * repeated string response_headers_to_remove = 5;
   */
  public com.google.protobuf.ProtocolStringList
      getResponseHeadersToRemoveList() {
    return responseHeadersToRemove_;
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be removed from each response
   * that the connection manager encodes.
   * 

   *
   * repeated string response_headers_to_remove = 5;
   */
  public int getResponseHeadersToRemoveCount() {
    return responseHeadersToRemove_.size();
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be removed from each response
   * that the connection manager encodes.
   * 

   *
   * repeated string response_headers_to_remove = 5;
   */
  public java.lang.String getResponseHeadersToRemove(int index) {
    return responseHeadersToRemove_.get(index);
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be removed from each response
   * that the connection manager encodes.
   * 

   *
   * repeated string response_headers_to_remove = 5;
   */
  public com.google.protobuf.ByteString
      getResponseHeadersToRemoveBytes(int index) {
    return responseHeadersToRemove_.getByteString(index);
  }

  public static final int REQUEST_HEADERS_TO_ADD_FIELD_NUMBER = 6;
  private java.util.List requestHeadersToAdd_;
  /**
   * 
   * Specifies a list of HTTP headers that should be added to each request
   * routed by the HTTP connection manager. Headers specified at this level are
   * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
   * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
   * header value syntax, see the documentation on :ref:`custom request headers
   * <config_http_conn_man_headers_custom_request_headers>`.
   * 

   *
   * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
   */
  public java.util.List getRequestHeadersToAddList() {
    return requestHeadersToAdd_;
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be added to each request
   * routed by the HTTP connection manager. Headers specified at this level are
   * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
   * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
   * header value syntax, see the documentation on :ref:`custom request headers
   * <config_http_conn_man_headers_custom_request_headers>`.
   * 

   *
   * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
   */
  public java.util.List 
      getRequestHeadersToAddOrBuilderList() {
    return requestHeadersToAdd_;
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be added to each request
   * routed by the HTTP connection manager. Headers specified at this level are
   * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
   * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
   * header value syntax, see the documentation on :ref:`custom request headers
   * <config_http_conn_man_headers_custom_request_headers>`.
   * 

   *
   * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
   */
  public int getRequestHeadersToAddCount() {
    return requestHeadersToAdd_.size();
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be added to each request
   * routed by the HTTP connection manager. Headers specified at this level are
   * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
   * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
   * header value syntax, see the documentation on :ref:`custom request headers
   * <config_http_conn_man_headers_custom_request_headers>`.
   * 

   *
   * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
   */
  public io.envoyproxy.envoy.api.v2.core.HeaderValueOption getRequestHeadersToAdd(int index) {
    return requestHeadersToAdd_.get(index);
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be added to each request
   * routed by the HTTP connection manager. Headers specified at this level are
   * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
   * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
   * header value syntax, see the documentation on :ref:`custom request headers
   * <config_http_conn_man_headers_custom_request_headers>`.
   * 

   *
   * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
   */
  public io.envoyproxy.envoy.api.v2.core.HeaderValueOptionOrBuilder getRequestHeadersToAddOrBuilder(
      int index) {
    return requestHeadersToAdd_.get(index);
  }

  public static final int REQUEST_HEADERS_TO_REMOVE_FIELD_NUMBER = 8;
  private com.google.protobuf.LazyStringList requestHeadersToRemove_;
  /**
   * 
   * Specifies a list of HTTP headers that should be removed from each request
   * routed by the HTTP connection manager.
   * 

   *
   * repeated string request_headers_to_remove = 8;
   */
  public com.google.protobuf.ProtocolStringList
      getRequestHeadersToRemoveList() {
    return requestHeadersToRemove_;
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be removed from each request
   * routed by the HTTP connection manager.
   * 

   *
   * repeated string request_headers_to_remove = 8;
   */
  public int getRequestHeadersToRemoveCount() {
    return requestHeadersToRemove_.size();
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be removed from each request
   * routed by the HTTP connection manager.
   * 

   *
   * repeated string request_headers_to_remove = 8;
   */
  public java.lang.String getRequestHeadersToRemove(int index) {
    return requestHeadersToRemove_.get(index);
  }
  /**
   * 
   * Specifies a list of HTTP headers that should be removed from each request
   * routed by the HTTP connection manager.
   * 

   *
   * repeated string request_headers_to_remove = 8;
   */
  public com.google.protobuf.ByteString
      getRequestHeadersToRemoveBytes(int index) {
    return requestHeadersToRemove_.getByteString(index);
  }

  public static final int VALIDATE_CLUSTERS_FIELD_NUMBER = 7;
  private com.google.protobuf.BoolValue validateClusters_;
  /**
   * 
   * An optional boolean that specifies whether the clusters that the route
   * table refers to will be validated by the cluster manager. If set to true
   * and a route refers to a non-existent cluster, the route table will not
   * load. If set to false and a route refers to a non-existent cluster, the
   * route table will load and the router filter will return a 404 if the route
   * is selected at runtime. This setting defaults to true if the route table
   * is statically defined via the :ref:`route_config
   * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
   * option. This setting default to false if the route table is loaded dynamically via the
   * :ref:`rds
   * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
   * option. Users may which to override the default behavior in certain cases (for example when
   * using CDS with a static route table).
   * 

   *
   * .google.protobuf.BoolValue validate_clusters = 7;
   */
  public boolean hasValidateClusters() {
    return validateClusters_ != null;
  }
  /**
   * 
   * An optional boolean that specifies whether the clusters that the route
   * table refers to will be validated by the cluster manager. If set to true
   * and a route refers to a non-existent cluster, the route table will not
   * load. If set to false and a route refers to a non-existent cluster, the
   * route table will load and the router filter will return a 404 if the route
   * is selected at runtime. This setting defaults to true if the route table
   * is statically defined via the :ref:`route_config
   * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
   * option. This setting default to false if the route table is loaded dynamically via the
   * :ref:`rds
   * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
   * option. Users may which to override the default behavior in certain cases (for example when
   * using CDS with a static route table).
   * 

   *
   * .google.protobuf.BoolValue validate_clusters = 7;
   */
  public com.google.protobuf.BoolValue getValidateClusters() {
    return validateClusters_ == null ? com.google.protobuf.BoolValue.getDefaultInstance() : validateClusters_;
  }
  /**
   * 
   * An optional boolean that specifies whether the clusters that the route
   * table refers to will be validated by the cluster manager. If set to true
   * and a route refers to a non-existent cluster, the route table will not
   * load. If set to false and a route refers to a non-existent cluster, the
   * route table will load and the router filter will return a 404 if the route
   * is selected at runtime. This setting defaults to true if the route table
   * is statically defined via the :ref:`route_config
   * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
   * option. This setting default to false if the route table is loaded dynamically via the
   * :ref:`rds
   * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
   * option. Users may which to override the default behavior in certain cases (for example when
   * using CDS with a static route table).
   * 

   *
   * .google.protobuf.BoolValue validate_clusters = 7;
   */
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      return this;
    }
    /**
     * 
     * The name of the route configuration. For example, it might match
     * :ref:`route_config_name
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.Rds.route_config_name>` in
     * :ref:`envoy_api_msg_config.filter.network.http_connection_manager.v2.Rds`.
     * 

     *
     * string name = 1;
     */
    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 virtualHosts_ =
      java.util.Collections.emptyList();
    private void ensureVirtualHostsIsMutable() {
      if (!((bitField0_ & 0x00000002) == 0x00000002)) {
        virtualHosts_ = new java.util.ArrayList(virtualHosts_);
        bitField0_ |= 0x00000002;
       }
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
        io.envoyproxy.envoy.api.v2.route.VirtualHost, io.envoyproxy.envoy.api.v2.route.VirtualHost.Builder, io.envoyproxy.envoy.api.v2.route.VirtualHostOrBuilder> virtualHostsBuilder_;

    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public java.util.List getVirtualHostsList() {
      if (virtualHostsBuilder_ == null) {
        return java.util.Collections.unmodifiableList(virtualHosts_);
      } else {
        return virtualHostsBuilder_.getMessageList();
      }
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public int getVirtualHostsCount() {
      if (virtualHostsBuilder_ == null) {
        return virtualHosts_.size();
      } else {
        return virtualHostsBuilder_.getCount();
      }
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public io.envoyproxy.envoy.api.v2.route.VirtualHost getVirtualHosts(int index) {
      if (virtualHostsBuilder_ == null) {
        return virtualHosts_.get(index);
      } else {
        return virtualHostsBuilder_.getMessage(index);
      }
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public Builder setVirtualHosts(
        int index, io.envoyproxy.envoy.api.v2.route.VirtualHost value) {
      if (virtualHostsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureVirtualHostsIsMutable();
        virtualHosts_.set(index, value);
        onChanged();
      } else {
        virtualHostsBuilder_.setMessage(index, value);
      }
      return this;
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public Builder setVirtualHosts(
        int index, io.envoyproxy.envoy.api.v2.route.VirtualHost.Builder builderForValue) {
      if (virtualHostsBuilder_ == null) {
        ensureVirtualHostsIsMutable();
        virtualHosts_.set(index, builderForValue.build());
        onChanged();
      } else {
        virtualHostsBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public Builder addVirtualHosts(io.envoyproxy.envoy.api.v2.route.VirtualHost value) {
      if (virtualHostsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureVirtualHostsIsMutable();
        virtualHosts_.add(value);
        onChanged();
      } else {
        virtualHostsBuilder_.addMessage(value);
      }
      return this;
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public Builder addVirtualHosts(
        int index, io.envoyproxy.envoy.api.v2.route.VirtualHost value) {
      if (virtualHostsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureVirtualHostsIsMutable();
        virtualHosts_.add(index, value);
        onChanged();
      } else {
        virtualHostsBuilder_.addMessage(index, value);
      }
      return this;
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public Builder addVirtualHosts(
        io.envoyproxy.envoy.api.v2.route.VirtualHost.Builder builderForValue) {
      if (virtualHostsBuilder_ == null) {
        ensureVirtualHostsIsMutable();
        virtualHosts_.add(builderForValue.build());
        onChanged();
      } else {
        virtualHostsBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public Builder addVirtualHosts(
        int index, io.envoyproxy.envoy.api.v2.route.VirtualHost.Builder builderForValue) {
      if (virtualHostsBuilder_ == null) {
        ensureVirtualHostsIsMutable();
        virtualHosts_.add(index, builderForValue.build());
        onChanged();
      } else {
        virtualHostsBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public Builder addAllVirtualHosts(
        java.lang.Iterable values) {
      if (virtualHostsBuilder_ == null) {
        ensureVirtualHostsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, virtualHosts_);
        onChanged();
      } else {
        virtualHostsBuilder_.addAllMessages(values);
      }
      return this;
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public Builder clearVirtualHosts() {
      if (virtualHostsBuilder_ == null) {
        virtualHosts_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000002);
        onChanged();
      } else {
        virtualHostsBuilder_.clear();
      }
      return this;
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public Builder removeVirtualHosts(int index) {
      if (virtualHostsBuilder_ == null) {
        ensureVirtualHostsIsMutable();
        virtualHosts_.remove(index);
        onChanged();
      } else {
        virtualHostsBuilder_.remove(index);
      }
      return this;
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public io.envoyproxy.envoy.api.v2.route.VirtualHost.Builder getVirtualHostsBuilder(
        int index) {
      return getVirtualHostsFieldBuilder().getBuilder(index);
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public io.envoyproxy.envoy.api.v2.route.VirtualHostOrBuilder getVirtualHostsOrBuilder(
        int index) {
      if (virtualHostsBuilder_ == null) {
        return virtualHosts_.get(index);  } else {
        return virtualHostsBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public java.util.List 
         getVirtualHostsOrBuilderList() {
      if (virtualHostsBuilder_ != null) {
        return virtualHostsBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(virtualHosts_);
      }
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public io.envoyproxy.envoy.api.v2.route.VirtualHost.Builder addVirtualHostsBuilder() {
      return getVirtualHostsFieldBuilder().addBuilder(
          io.envoyproxy.envoy.api.v2.route.VirtualHost.getDefaultInstance());
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public io.envoyproxy.envoy.api.v2.route.VirtualHost.Builder addVirtualHostsBuilder(
        int index) {
      return getVirtualHostsFieldBuilder().addBuilder(
          index, io.envoyproxy.envoy.api.v2.route.VirtualHost.getDefaultInstance());
    }
    /**
     * 
     * An array of virtual hosts that make up the route table.
     * 

     *
     * repeated .envoy.api.v2.route.VirtualHost virtual_hosts = 2 [(.gogoproto.nullable) = false];
     */
    public java.util.List 
         getVirtualHostsBuilderList() {
      return getVirtualHostsFieldBuilder().getBuilderList();
    }
    private com.google.protobuf.RepeatedFieldBuilderV3<
        io.envoyproxy.envoy.api.v2.route.VirtualHost, io.envoyproxy.envoy.api.v2.route.VirtualHost.Builder, io.envoyproxy.envoy.api.v2.route.VirtualHostOrBuilder> 
        getVirtualHostsFieldBuilder() {
      if (virtualHostsBuilder_ == null) {
        virtualHostsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
            io.envoyproxy.envoy.api.v2.route.VirtualHost, io.envoyproxy.envoy.api.v2.route.VirtualHost.Builder, io.envoyproxy.envoy.api.v2.route.VirtualHostOrBuilder>(
                virtualHosts_,
                ((bitField0_ & 0x00000002) == 0x00000002),
                getParentForChildren(),
                isClean());
        virtualHosts_ = null;
      }
      return virtualHostsBuilder_;
    }

    private com.google.protobuf.LazyStringList internalOnlyHeaders_ = com.google.protobuf.LazyStringArrayList.EMPTY;
    private void ensureInternalOnlyHeadersIsMutable() {
      if (!((bitField0_ & 0x00000004) == 0x00000004)) {
        internalOnlyHeaders_ = new com.google.protobuf.LazyStringArrayList(internalOnlyHeaders_);
        bitField0_ |= 0x00000004;
       }
    }
    /**
     * 
     * Optionally specifies a list of HTTP headers that the connection manager
     * will consider to be internal only. If they are found on external requests they will be cleaned
     * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
     * information.
     * 

     *
     * repeated string internal_only_headers = 3;
     */
    public com.google.protobuf.ProtocolStringList
        getInternalOnlyHeadersList() {
      return internalOnlyHeaders_.getUnmodifiableView();
    }
    /**
     * 
     * Optionally specifies a list of HTTP headers that the connection manager
     * will consider to be internal only. If they are found on external requests they will be cleaned
     * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
     * information.
     * 

     *
     * repeated string internal_only_headers = 3;
     */
    public int getInternalOnlyHeadersCount() {
      return internalOnlyHeaders_.size();
    }
    /**
     * 
     * Optionally specifies a list of HTTP headers that the connection manager
     * will consider to be internal only. If they are found on external requests they will be cleaned
     * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
     * information.
     * 

     *
     * repeated string internal_only_headers = 3;
     */
    public java.lang.String getInternalOnlyHeaders(int index) {
      return internalOnlyHeaders_.get(index);
    }
    /**
     * 
     * Optionally specifies a list of HTTP headers that the connection manager
     * will consider to be internal only. If they are found on external requests they will be cleaned
     * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
     * information.
     * 

     *
     * repeated string internal_only_headers = 3;
     */
    public com.google.protobuf.ByteString
        getInternalOnlyHeadersBytes(int index) {
      return internalOnlyHeaders_.getByteString(index);
    }
    /**
     * 
     * Optionally specifies a list of HTTP headers that the connection manager
     * will consider to be internal only. If they are found on external requests they will be cleaned
     * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
     * information.
     * 

     *
     * repeated string internal_only_headers = 3;
     */
    public Builder setInternalOnlyHeaders(
        int index, java.lang.String value) {
      if (value == null) {
    throw new NullPointerException();
  }
  ensureInternalOnlyHeadersIsMutable();
      internalOnlyHeaders_.set(index, value);
      onChanged();
      return this;
    }
    /**
     * 
     * Optionally specifies a list of HTTP headers that the connection manager
     * will consider to be internal only. If they are found on external requests they will be cleaned
     * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
     * information.
     * 

     *
     * repeated string internal_only_headers = 3;
     */
    public Builder addInternalOnlyHeaders(
        java.lang.String value) {
      if (value == null) {
    throw new NullPointerException();
  }
  ensureInternalOnlyHeadersIsMutable();
      internalOnlyHeaders_.add(value);
      onChanged();
      return this;
    }
    /**
     * 
     * Optionally specifies a list of HTTP headers that the connection manager
     * will consider to be internal only. If they are found on external requests they will be cleaned
     * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
     * information.
     * 

     *
     * repeated string internal_only_headers = 3;
     */
    public Builder addAllInternalOnlyHeaders(
        java.lang.Iterable values) {
      ensureInternalOnlyHeadersIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(
          values, internalOnlyHeaders_);
      onChanged();
      return this;
    }
    /**
     * 
     * Optionally specifies a list of HTTP headers that the connection manager
     * will consider to be internal only. If they are found on external requests they will be cleaned
     * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
     * information.
     * 

     *
     * repeated string internal_only_headers = 3;
     */
    public Builder clearInternalOnlyHeaders() {
      internalOnlyHeaders_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      bitField0_ = (bitField0_ & ~0x00000004);
      onChanged();
      return this;
    }
    /**
     * 
     * Optionally specifies a list of HTTP headers that the connection manager
     * will consider to be internal only. If they are found on external requests they will be cleaned
     * prior to filter invocation. See :ref:`config_http_conn_man_headers_x-envoy-internal` for more
     * information.
     * 

     *
     * repeated string internal_only_headers = 3;
     */
    public Builder addInternalOnlyHeadersBytes(
        com.google.protobuf.ByteString value) {
      if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
      ensureInternalOnlyHeadersIsMutable();
      internalOnlyHeaders_.add(value);
      onChanged();
      return this;
    }

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

    private com.google.protobuf.RepeatedFieldBuilderV3<
        io.envoyproxy.envoy.api.v2.core.HeaderValueOption, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder, io.envoyproxy.envoy.api.v2.core.HeaderValueOptionOrBuilder> responseHeadersToAddBuilder_;

    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public java.util.List getResponseHeadersToAddList() {
      if (responseHeadersToAddBuilder_ == null) {
        return java.util.Collections.unmodifiableList(responseHeadersToAdd_);
      } else {
        return responseHeadersToAddBuilder_.getMessageList();
      }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public int getResponseHeadersToAddCount() {
      if (responseHeadersToAddBuilder_ == null) {
        return responseHeadersToAdd_.size();
      } else {
        return responseHeadersToAddBuilder_.getCount();
      }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public io.envoyproxy.envoy.api.v2.core.HeaderValueOption getResponseHeadersToAdd(int index) {
      if (responseHeadersToAddBuilder_ == null) {
        return responseHeadersToAdd_.get(index);
      } else {
        return responseHeadersToAddBuilder_.getMessage(index);
      }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public Builder setResponseHeadersToAdd(
        int index, io.envoyproxy.envoy.api.v2.core.HeaderValueOption value) {
      if (responseHeadersToAddBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureResponseHeadersToAddIsMutable();
        responseHeadersToAdd_.set(index, value);
        onChanged();
      } else {
        responseHeadersToAddBuilder_.setMessage(index, value);
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public Builder setResponseHeadersToAdd(
        int index, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder builderForValue) {
      if (responseHeadersToAddBuilder_ == null) {
        ensureResponseHeadersToAddIsMutable();
        responseHeadersToAdd_.set(index, builderForValue.build());
        onChanged();
      } else {
        responseHeadersToAddBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public Builder addResponseHeadersToAdd(io.envoyproxy.envoy.api.v2.core.HeaderValueOption value) {
      if (responseHeadersToAddBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureResponseHeadersToAddIsMutable();
        responseHeadersToAdd_.add(value);
        onChanged();
      } else {
        responseHeadersToAddBuilder_.addMessage(value);
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public Builder addResponseHeadersToAdd(
        int index, io.envoyproxy.envoy.api.v2.core.HeaderValueOption value) {
      if (responseHeadersToAddBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureResponseHeadersToAddIsMutable();
        responseHeadersToAdd_.add(index, value);
        onChanged();
      } else {
        responseHeadersToAddBuilder_.addMessage(index, value);
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public Builder addResponseHeadersToAdd(
        io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder builderForValue) {
      if (responseHeadersToAddBuilder_ == null) {
        ensureResponseHeadersToAddIsMutable();
        responseHeadersToAdd_.add(builderForValue.build());
        onChanged();
      } else {
        responseHeadersToAddBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public Builder addResponseHeadersToAdd(
        int index, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder builderForValue) {
      if (responseHeadersToAddBuilder_ == null) {
        ensureResponseHeadersToAddIsMutable();
        responseHeadersToAdd_.add(index, builderForValue.build());
        onChanged();
      } else {
        responseHeadersToAddBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public Builder addAllResponseHeadersToAdd(
        java.lang.Iterable values) {
      if (responseHeadersToAddBuilder_ == null) {
        ensureResponseHeadersToAddIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, responseHeadersToAdd_);
        onChanged();
      } else {
        responseHeadersToAddBuilder_.addAllMessages(values);
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public Builder clearResponseHeadersToAdd() {
      if (responseHeadersToAddBuilder_ == null) {
        responseHeadersToAdd_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000008);
        onChanged();
      } else {
        responseHeadersToAddBuilder_.clear();
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public Builder removeResponseHeadersToAdd(int index) {
      if (responseHeadersToAddBuilder_ == null) {
        ensureResponseHeadersToAddIsMutable();
        responseHeadersToAdd_.remove(index);
        onChanged();
      } else {
        responseHeadersToAddBuilder_.remove(index);
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder getResponseHeadersToAddBuilder(
        int index) {
      return getResponseHeadersToAddFieldBuilder().getBuilder(index);
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public io.envoyproxy.envoy.api.v2.core.HeaderValueOptionOrBuilder getResponseHeadersToAddOrBuilder(
        int index) {
      if (responseHeadersToAddBuilder_ == null) {
        return responseHeadersToAdd_.get(index);  } else {
        return responseHeadersToAddBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public java.util.List 
         getResponseHeadersToAddOrBuilderList() {
      if (responseHeadersToAddBuilder_ != null) {
        return responseHeadersToAddBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(responseHeadersToAdd_);
      }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder addResponseHeadersToAddBuilder() {
      return getResponseHeadersToAddFieldBuilder().addBuilder(
          io.envoyproxy.envoy.api.v2.core.HeaderValueOption.getDefaultInstance());
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder addResponseHeadersToAddBuilder(
        int index) {
      return getResponseHeadersToAddFieldBuilder().addBuilder(
          index, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.getDefaultInstance());
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each response that
     * the connection manager encodes. Headers specified at this level are applied
     * after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption response_headers_to_add = 4 [(.validate.rules) = { ... }
     */
    public java.util.List 
         getResponseHeadersToAddBuilderList() {
      return getResponseHeadersToAddFieldBuilder().getBuilderList();
    }
    private com.google.protobuf.RepeatedFieldBuilderV3<
        io.envoyproxy.envoy.api.v2.core.HeaderValueOption, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder, io.envoyproxy.envoy.api.v2.core.HeaderValueOptionOrBuilder> 
        getResponseHeadersToAddFieldBuilder() {
      if (responseHeadersToAddBuilder_ == null) {
        responseHeadersToAddBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
            io.envoyproxy.envoy.api.v2.core.HeaderValueOption, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder, io.envoyproxy.envoy.api.v2.core.HeaderValueOptionOrBuilder>(
                responseHeadersToAdd_,
                ((bitField0_ & 0x00000008) == 0x00000008),
                getParentForChildren(),
                isClean());
        responseHeadersToAdd_ = null;
      }
      return responseHeadersToAddBuilder_;
    }

    private com.google.protobuf.LazyStringList responseHeadersToRemove_ = com.google.protobuf.LazyStringArrayList.EMPTY;
    private void ensureResponseHeadersToRemoveIsMutable() {
      if (!((bitField0_ & 0x00000010) == 0x00000010)) {
        responseHeadersToRemove_ = new com.google.protobuf.LazyStringArrayList(responseHeadersToRemove_);
        bitField0_ |= 0x00000010;
       }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each response
     * that the connection manager encodes.
     * 

     *
     * repeated string response_headers_to_remove = 5;
     */
    public com.google.protobuf.ProtocolStringList
        getResponseHeadersToRemoveList() {
      return responseHeadersToRemove_.getUnmodifiableView();
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each response
     * that the connection manager encodes.
     * 

     *
     * repeated string response_headers_to_remove = 5;
     */
    public int getResponseHeadersToRemoveCount() {
      return responseHeadersToRemove_.size();
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each response
     * that the connection manager encodes.
     * 

     *
     * repeated string response_headers_to_remove = 5;
     */
    public java.lang.String getResponseHeadersToRemove(int index) {
      return responseHeadersToRemove_.get(index);
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each response
     * that the connection manager encodes.
     * 

     *
     * repeated string response_headers_to_remove = 5;
     */
    public com.google.protobuf.ByteString
        getResponseHeadersToRemoveBytes(int index) {
      return responseHeadersToRemove_.getByteString(index);
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each response
     * that the connection manager encodes.
     * 

     *
     * repeated string response_headers_to_remove = 5;
     */
    public Builder setResponseHeadersToRemove(
        int index, java.lang.String value) {
      if (value == null) {
    throw new NullPointerException();
  }
  ensureResponseHeadersToRemoveIsMutable();
      responseHeadersToRemove_.set(index, value);
      onChanged();
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each response
     * that the connection manager encodes.
     * 

     *
     * repeated string response_headers_to_remove = 5;
     */
    public Builder addResponseHeadersToRemove(
        java.lang.String value) {
      if (value == null) {
    throw new NullPointerException();
  }
  ensureResponseHeadersToRemoveIsMutable();
      responseHeadersToRemove_.add(value);
      onChanged();
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each response
     * that the connection manager encodes.
     * 

     *
     * repeated string response_headers_to_remove = 5;
     */
    public Builder addAllResponseHeadersToRemove(
        java.lang.Iterable values) {
      ensureResponseHeadersToRemoveIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(
          values, responseHeadersToRemove_);
      onChanged();
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each response
     * that the connection manager encodes.
     * 

     *
     * repeated string response_headers_to_remove = 5;
     */
    public Builder clearResponseHeadersToRemove() {
      responseHeadersToRemove_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      bitField0_ = (bitField0_ & ~0x00000010);
      onChanged();
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each response
     * that the connection manager encodes.
     * 

     *
     * repeated string response_headers_to_remove = 5;
     */
    public Builder addResponseHeadersToRemoveBytes(
        com.google.protobuf.ByteString value) {
      if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
      ensureResponseHeadersToRemoveIsMutable();
      responseHeadersToRemove_.add(value);
      onChanged();
      return this;
    }

    private java.util.List requestHeadersToAdd_ =
      java.util.Collections.emptyList();
    private void ensureRequestHeadersToAddIsMutable() {
      if (!((bitField0_ & 0x00000020) == 0x00000020)) {
        requestHeadersToAdd_ = new java.util.ArrayList(requestHeadersToAdd_);
        bitField0_ |= 0x00000020;
       }
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
        io.envoyproxy.envoy.api.v2.core.HeaderValueOption, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder, io.envoyproxy.envoy.api.v2.core.HeaderValueOptionOrBuilder> requestHeadersToAddBuilder_;

    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public java.util.List getRequestHeadersToAddList() {
      if (requestHeadersToAddBuilder_ == null) {
        return java.util.Collections.unmodifiableList(requestHeadersToAdd_);
      } else {
        return requestHeadersToAddBuilder_.getMessageList();
      }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public int getRequestHeadersToAddCount() {
      if (requestHeadersToAddBuilder_ == null) {
        return requestHeadersToAdd_.size();
      } else {
        return requestHeadersToAddBuilder_.getCount();
      }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public io.envoyproxy.envoy.api.v2.core.HeaderValueOption getRequestHeadersToAdd(int index) {
      if (requestHeadersToAddBuilder_ == null) {
        return requestHeadersToAdd_.get(index);
      } else {
        return requestHeadersToAddBuilder_.getMessage(index);
      }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public Builder setRequestHeadersToAdd(
        int index, io.envoyproxy.envoy.api.v2.core.HeaderValueOption value) {
      if (requestHeadersToAddBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureRequestHeadersToAddIsMutable();
        requestHeadersToAdd_.set(index, value);
        onChanged();
      } else {
        requestHeadersToAddBuilder_.setMessage(index, value);
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public Builder setRequestHeadersToAdd(
        int index, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder builderForValue) {
      if (requestHeadersToAddBuilder_ == null) {
        ensureRequestHeadersToAddIsMutable();
        requestHeadersToAdd_.set(index, builderForValue.build());
        onChanged();
      } else {
        requestHeadersToAddBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public Builder addRequestHeadersToAdd(io.envoyproxy.envoy.api.v2.core.HeaderValueOption value) {
      if (requestHeadersToAddBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureRequestHeadersToAddIsMutable();
        requestHeadersToAdd_.add(value);
        onChanged();
      } else {
        requestHeadersToAddBuilder_.addMessage(value);
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public Builder addRequestHeadersToAdd(
        int index, io.envoyproxy.envoy.api.v2.core.HeaderValueOption value) {
      if (requestHeadersToAddBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureRequestHeadersToAddIsMutable();
        requestHeadersToAdd_.add(index, value);
        onChanged();
      } else {
        requestHeadersToAddBuilder_.addMessage(index, value);
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public Builder addRequestHeadersToAdd(
        io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder builderForValue) {
      if (requestHeadersToAddBuilder_ == null) {
        ensureRequestHeadersToAddIsMutable();
        requestHeadersToAdd_.add(builderForValue.build());
        onChanged();
      } else {
        requestHeadersToAddBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public Builder addRequestHeadersToAdd(
        int index, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder builderForValue) {
      if (requestHeadersToAddBuilder_ == null) {
        ensureRequestHeadersToAddIsMutable();
        requestHeadersToAdd_.add(index, builderForValue.build());
        onChanged();
      } else {
        requestHeadersToAddBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public Builder addAllRequestHeadersToAdd(
        java.lang.Iterable values) {
      if (requestHeadersToAddBuilder_ == null) {
        ensureRequestHeadersToAddIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, requestHeadersToAdd_);
        onChanged();
      } else {
        requestHeadersToAddBuilder_.addAllMessages(values);
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public Builder clearRequestHeadersToAdd() {
      if (requestHeadersToAddBuilder_ == null) {
        requestHeadersToAdd_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000020);
        onChanged();
      } else {
        requestHeadersToAddBuilder_.clear();
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public Builder removeRequestHeadersToAdd(int index) {
      if (requestHeadersToAddBuilder_ == null) {
        ensureRequestHeadersToAddIsMutable();
        requestHeadersToAdd_.remove(index);
        onChanged();
      } else {
        requestHeadersToAddBuilder_.remove(index);
      }
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder getRequestHeadersToAddBuilder(
        int index) {
      return getRequestHeadersToAddFieldBuilder().getBuilder(index);
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public io.envoyproxy.envoy.api.v2.core.HeaderValueOptionOrBuilder getRequestHeadersToAddOrBuilder(
        int index) {
      if (requestHeadersToAddBuilder_ == null) {
        return requestHeadersToAdd_.get(index);  } else {
        return requestHeadersToAddBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public java.util.List 
         getRequestHeadersToAddOrBuilderList() {
      if (requestHeadersToAddBuilder_ != null) {
        return requestHeadersToAddBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(requestHeadersToAdd_);
      }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder addRequestHeadersToAddBuilder() {
      return getRequestHeadersToAddFieldBuilder().addBuilder(
          io.envoyproxy.envoy.api.v2.core.HeaderValueOption.getDefaultInstance());
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder addRequestHeadersToAddBuilder(
        int index) {
      return getRequestHeadersToAddFieldBuilder().addBuilder(
          index, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.getDefaultInstance());
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be added to each request
     * routed by the HTTP connection manager. Headers specified at this level are
     * applied after headers from any enclosed :ref:`envoy_api_msg_route.VirtualHost` or
     * :ref:`envoy_api_msg_route.RouteAction`. For more information, including details on
     * header value syntax, see the documentation on :ref:`custom request headers
     * <config_http_conn_man_headers_custom_request_headers>`.
     * 

     *
     * repeated .envoy.api.v2.core.HeaderValueOption request_headers_to_add = 6 [(.validate.rules) = { ... }
     */
    public java.util.List 
         getRequestHeadersToAddBuilderList() {
      return getRequestHeadersToAddFieldBuilder().getBuilderList();
    }
    private com.google.protobuf.RepeatedFieldBuilderV3<
        io.envoyproxy.envoy.api.v2.core.HeaderValueOption, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder, io.envoyproxy.envoy.api.v2.core.HeaderValueOptionOrBuilder> 
        getRequestHeadersToAddFieldBuilder() {
      if (requestHeadersToAddBuilder_ == null) {
        requestHeadersToAddBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
            io.envoyproxy.envoy.api.v2.core.HeaderValueOption, io.envoyproxy.envoy.api.v2.core.HeaderValueOption.Builder, io.envoyproxy.envoy.api.v2.core.HeaderValueOptionOrBuilder>(
                requestHeadersToAdd_,
                ((bitField0_ & 0x00000020) == 0x00000020),
                getParentForChildren(),
                isClean());
        requestHeadersToAdd_ = null;
      }
      return requestHeadersToAddBuilder_;
    }

    private com.google.protobuf.LazyStringList requestHeadersToRemove_ = com.google.protobuf.LazyStringArrayList.EMPTY;
    private void ensureRequestHeadersToRemoveIsMutable() {
      if (!((bitField0_ & 0x00000040) == 0x00000040)) {
        requestHeadersToRemove_ = new com.google.protobuf.LazyStringArrayList(requestHeadersToRemove_);
        bitField0_ |= 0x00000040;
       }
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each request
     * routed by the HTTP connection manager.
     * 

     *
     * repeated string request_headers_to_remove = 8;
     */
    public com.google.protobuf.ProtocolStringList
        getRequestHeadersToRemoveList() {
      return requestHeadersToRemove_.getUnmodifiableView();
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each request
     * routed by the HTTP connection manager.
     * 

     *
     * repeated string request_headers_to_remove = 8;
     */
    public int getRequestHeadersToRemoveCount() {
      return requestHeadersToRemove_.size();
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each request
     * routed by the HTTP connection manager.
     * 

     *
     * repeated string request_headers_to_remove = 8;
     */
    public java.lang.String getRequestHeadersToRemove(int index) {
      return requestHeadersToRemove_.get(index);
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each request
     * routed by the HTTP connection manager.
     * 

     *
     * repeated string request_headers_to_remove = 8;
     */
    public com.google.protobuf.ByteString
        getRequestHeadersToRemoveBytes(int index) {
      return requestHeadersToRemove_.getByteString(index);
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each request
     * routed by the HTTP connection manager.
     * 

     *
     * repeated string request_headers_to_remove = 8;
     */
    public Builder setRequestHeadersToRemove(
        int index, java.lang.String value) {
      if (value == null) {
    throw new NullPointerException();
  }
  ensureRequestHeadersToRemoveIsMutable();
      requestHeadersToRemove_.set(index, value);
      onChanged();
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each request
     * routed by the HTTP connection manager.
     * 

     *
     * repeated string request_headers_to_remove = 8;
     */
    public Builder addRequestHeadersToRemove(
        java.lang.String value) {
      if (value == null) {
    throw new NullPointerException();
  }
  ensureRequestHeadersToRemoveIsMutable();
      requestHeadersToRemove_.add(value);
      onChanged();
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each request
     * routed by the HTTP connection manager.
     * 

     *
     * repeated string request_headers_to_remove = 8;
     */
    public Builder addAllRequestHeadersToRemove(
        java.lang.Iterable values) {
      ensureRequestHeadersToRemoveIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(
          values, requestHeadersToRemove_);
      onChanged();
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each request
     * routed by the HTTP connection manager.
     * 

     *
     * repeated string request_headers_to_remove = 8;
     */
    public Builder clearRequestHeadersToRemove() {
      requestHeadersToRemove_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      bitField0_ = (bitField0_ & ~0x00000040);
      onChanged();
      return this;
    }
    /**
     * 
     * Specifies a list of HTTP headers that should be removed from each request
     * routed by the HTTP connection manager.
     * 

     *
     * repeated string request_headers_to_remove = 8;
     */
    public Builder addRequestHeadersToRemoveBytes(
        com.google.protobuf.ByteString value) {
      if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
      ensureRequestHeadersToRemoveIsMutable();
      requestHeadersToRemove_.add(value);
      onChanged();
      return this;
    }

    private com.google.protobuf.BoolValue validateClusters_ = null;
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder> validateClustersBuilder_;
    /**
     * 
     * An optional boolean that specifies whether the clusters that the route
     * table refers to will be validated by the cluster manager. If set to true
     * and a route refers to a non-existent cluster, the route table will not
     * load. If set to false and a route refers to a non-existent cluster, the
     * route table will load and the router filter will return a 404 if the route
     * is selected at runtime. This setting defaults to true if the route table
     * is statically defined via the :ref:`route_config
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
     * option. This setting default to false if the route table is loaded dynamically via the
     * :ref:`rds
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
     * option. Users may which to override the default behavior in certain cases (for example when
     * using CDS with a static route table).
     * 

     *
     * .google.protobuf.BoolValue validate_clusters = 7;
     */
    public boolean hasValidateClusters() {
      return validateClustersBuilder_ != null || validateClusters_ != null;
    }
    /**
     * 
     * An optional boolean that specifies whether the clusters that the route
     * table refers to will be validated by the cluster manager. If set to true
     * and a route refers to a non-existent cluster, the route table will not
     * load. If set to false and a route refers to a non-existent cluster, the
     * route table will load and the router filter will return a 404 if the route
     * is selected at runtime. This setting defaults to true if the route table
     * is statically defined via the :ref:`route_config
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
     * option. This setting default to false if the route table is loaded dynamically via the
     * :ref:`rds
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
     * option. Users may which to override the default behavior in certain cases (for example when
     * using CDS with a static route table).
     * 

     *
     * .google.protobuf.BoolValue validate_clusters = 7;
     */
    public com.google.protobuf.BoolValue getValidateClusters() {
      if (validateClustersBuilder_ == null) {
        return validateClusters_ == null ? com.google.protobuf.BoolValue.getDefaultInstance() : validateClusters_;
      } else {
        return validateClustersBuilder_.getMessage();
      }
    }
    /**
     * 
     * An optional boolean that specifies whether the clusters that the route
     * table refers to will be validated by the cluster manager. If set to true
     * and a route refers to a non-existent cluster, the route table will not
     * load. If set to false and a route refers to a non-existent cluster, the
     * route table will load and the router filter will return a 404 if the route
     * is selected at runtime. This setting defaults to true if the route table
     * is statically defined via the :ref:`route_config
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
     * option. This setting default to false if the route table is loaded dynamically via the
     * :ref:`rds
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
     * option. Users may which to override the default behavior in certain cases (for example when
     * using CDS with a static route table).
     * 

     *
     * .google.protobuf.BoolValue validate_clusters = 7;
     */
    public Builder setValidateClusters(com.google.protobuf.BoolValue value) {
      if (validateClustersBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        validateClusters_ = value;
        onChanged();
      } else {
        validateClustersBuilder_.setMessage(value);
      }

      return this;
    }
    /**
     * 
     * An optional boolean that specifies whether the clusters that the route
     * table refers to will be validated by the cluster manager. If set to true
     * and a route refers to a non-existent cluster, the route table will not
     * load. If set to false and a route refers to a non-existent cluster, the
     * route table will load and the router filter will return a 404 if the route
     * is selected at runtime. This setting defaults to true if the route table
     * is statically defined via the :ref:`route_config
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
     * option. This setting default to false if the route table is loaded dynamically via the
     * :ref:`rds
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
     * option. Users may which to override the default behavior in certain cases (for example when
     * using CDS with a static route table).
     * 

     *
     * .google.protobuf.BoolValue validate_clusters = 7;
     */
    public Builder setValidateClusters(
        com.google.protobuf.BoolValue.Builder builderForValue) {
      if (validateClustersBuilder_ == null) {
        validateClusters_ = builderForValue.build();
        onChanged();
      } else {
        validateClustersBuilder_.setMessage(builderForValue.build());
      }

      return this;
    }
    /**
     * 
     * An optional boolean that specifies whether the clusters that the route
     * table refers to will be validated by the cluster manager. If set to true
     * and a route refers to a non-existent cluster, the route table will not
     * load. If set to false and a route refers to a non-existent cluster, the
     * route table will load and the router filter will return a 404 if the route
     * is selected at runtime. This setting defaults to true if the route table
     * is statically defined via the :ref:`route_config
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
     * option. This setting default to false if the route table is loaded dynamically via the
     * :ref:`rds
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
     * option. Users may which to override the default behavior in certain cases (for example when
     * using CDS with a static route table).
     * 

     *
     * .google.protobuf.BoolValue validate_clusters = 7;
     */
    public Builder mergeValidateClusters(com.google.protobuf.BoolValue value) {
      if (validateClustersBuilder_ == null) {
        if (validateClusters_ != null) {
          validateClusters_ =
            com.google.protobuf.BoolValue.newBuilder(validateClusters_).mergeFrom(value).buildPartial();
        } else {
          validateClusters_ = value;
        }
        onChanged();
      } else {
        validateClustersBuilder_.mergeFrom(value);
      }

      return this;
    }
    /**
     * 
     * An optional boolean that specifies whether the clusters that the route
     * table refers to will be validated by the cluster manager. If set to true
     * and a route refers to a non-existent cluster, the route table will not
     * load. If set to false and a route refers to a non-existent cluster, the
     * route table will load and the router filter will return a 404 if the route
     * is selected at runtime. This setting defaults to true if the route table
     * is statically defined via the :ref:`route_config
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
     * option. This setting default to false if the route table is loaded dynamically via the
     * :ref:`rds
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
     * option. Users may which to override the default behavior in certain cases (for example when
     * using CDS with a static route table).
     * 

     *
     * .google.protobuf.BoolValue validate_clusters = 7;
     */
    public Builder clearValidateClusters() {
      if (validateClustersBuilder_ == null) {
        validateClusters_ = null;
        onChanged();
      } else {
        validateClusters_ = null;
        validateClustersBuilder_ = null;
      }

      return this;
    }
    /**
     * 
     * An optional boolean that specifies whether the clusters that the route
     * table refers to will be validated by the cluster manager. If set to true
     * and a route refers to a non-existent cluster, the route table will not
     * load. If set to false and a route refers to a non-existent cluster, the
     * route table will load and the router filter will return a 404 if the route
     * is selected at runtime. This setting defaults to true if the route table
     * is statically defined via the :ref:`route_config
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
     * option. This setting default to false if the route table is loaded dynamically via the
     * :ref:`rds
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
     * option. Users may which to override the default behavior in certain cases (for example when
     * using CDS with a static route table).
     * 

     *
     * .google.protobuf.BoolValue validate_clusters = 7;
     */
    public com.google.protobuf.BoolValue.Builder getValidateClustersBuilder() {
      
      onChanged();
      return getValidateClustersFieldBuilder().getBuilder();
    }
    /**
     * 
     * An optional boolean that specifies whether the clusters that the route
     * table refers to will be validated by the cluster manager. If set to true
     * and a route refers to a non-existent cluster, the route table will not
     * load. If set to false and a route refers to a non-existent cluster, the
     * route table will load and the router filter will return a 404 if the route
     * is selected at runtime. This setting defaults to true if the route table
     * is statically defined via the :ref:`route_config
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
     * option. This setting default to false if the route table is loaded dynamically via the
     * :ref:`rds
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
     * option. Users may which to override the default behavior in certain cases (for example when
     * using CDS with a static route table).
     * 

     *
     * .google.protobuf.BoolValue validate_clusters = 7;
     */
    public com.google.protobuf.BoolValueOrBuilder getValidateClustersOrBuilder() {
      if (validateClustersBuilder_ != null) {
        return validateClustersBuilder_.getMessageOrBuilder();
      } else {
        return validateClusters_ == null ?
            com.google.protobuf.BoolValue.getDefaultInstance() : validateClusters_;
      }
    }
    /**
     * 
     * An optional boolean that specifies whether the clusters that the route
     * table refers to will be validated by the cluster manager. If set to true
     * and a route refers to a non-existent cluster, the route table will not
     * load. If set to false and a route refers to a non-existent cluster, the
     * route table will load and the router filter will return a 404 if the route
     * is selected at runtime. This setting defaults to true if the route table
     * is statically defined via the :ref:`route_config
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.route_config>`
     * option. This setting default to false if the route table is loaded dynamically via the
     * :ref:`rds
     * <envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.rds>`
     * option. Users may which to override the default behavior in certain cases (for example when
     * using CDS with a static route table).
     * 

     *
     * .google.protobuf.BoolValue validate_clusters = 7;
     */
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder> 
        getValidateClustersFieldBuilder() {
      if (validateClustersBuilder_ == null) {
        validateClustersBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder>(
                getValidateClusters(),
                getParentForChildren(),
                isClean());
        validateClusters_ = null;
      }
      return validateClustersBuilder_;
    }
    public final Builder setUnknownFields(
        final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.setUnknownFieldsProto3(unknownFields);
    }

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


    // @@protoc_insertion_point(builder_scope:envoy.api.v2.RouteConfiguration)
  }

  // @@protoc_insertion_point(class_scope:envoy.api.v2.RouteConfiguration)
  private static final io.envoyproxy.envoy.api.v2.RouteConfiguration DEFAULT_INSTANCE;
  static {
    DEFAULT_INSTANCE = new io.envoyproxy.envoy.api.v2.RouteConfiguration();
  }

  public static io.envoyproxy.envoy.api.v2.RouteConfiguration getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

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

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

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

  public io.envoyproxy.envoy.api.v2.RouteConfiguration getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }

}




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