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/*
 * Copyright 2008-present MongoDB, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.mongodb;

import com.mongodb.annotations.Immutable;
import com.mongodb.annotations.NotThreadSafe;
import com.mongodb.connection.ConnectionPoolSettings;
import com.mongodb.connection.ServerSettings;
import com.mongodb.connection.SocketSettings;
import com.mongodb.connection.SslSettings;
import com.mongodb.event.ClusterListener;
import com.mongodb.event.CommandListener;
import com.mongodb.event.ConnectionPoolListener;
import com.mongodb.event.ServerListener;
import com.mongodb.event.ServerMonitorListener;
import com.mongodb.lang.Nullable;
import com.mongodb.selector.ServerSelector;
import org.bson.codecs.configuration.CodecRegistry;

import javax.net.SocketFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import static com.mongodb.assertions.Assertions.isTrueArgument;
import static com.mongodb.assertions.Assertions.notNull;
import static java.util.Collections.unmodifiableList;
import static java.util.concurrent.TimeUnit.MILLISECONDS;

/**
 * 

Various settings to control the behavior of a {@code MongoClient}.

* *

Note: This class is a replacement for {@code MongoOptions}, to be used with {@code MongoClient}. The main difference in behavior is * that the default write concern is {@code WriteConcern.ACKNOWLEDGED}.

* * @see MongoClient * @since 2.10.0 */ @Immutable public class MongoClientOptions { private static final SocketFactory DEFAULT_SSL_SOCKET_FACTORY = SSLSocketFactory.getDefault(); private static final SocketFactory DEFAULT_SOCKET_FACTORY = SocketFactory.getDefault(); private final String description; private final String applicationName; private final List compressorList; private final ReadPreference readPreference; private final WriteConcern writeConcern; private final boolean retryWrites; private final boolean retryReads; private final ReadConcern readConcern; private final CodecRegistry codecRegistry; private final ServerSelector serverSelector; private final int minConnectionsPerHost; private final int maxConnectionsPerHost; private final int threadsAllowedToBlockForConnectionMultiplier; private final int serverSelectionTimeout; private final int maxWaitTime; private final int maxConnectionIdleTime; private final int maxConnectionLifeTime; private final int connectTimeout; private final int socketTimeout; private final boolean socketKeepAlive; private final boolean sslEnabled; private final boolean sslInvalidHostNameAllowed; private final SSLContext sslContext; private final boolean alwaysUseMBeans; private final int heartbeatFrequency; private final int minHeartbeatFrequency; private final int heartbeatConnectTimeout; private final int heartbeatSocketTimeout; private final int localThreshold; private final String requiredReplicaSetName; private final DBDecoderFactory dbDecoderFactory; private final DBEncoderFactory dbEncoderFactory; private final SocketFactory socketFactory; private final boolean cursorFinalizerEnabled; private final ConnectionPoolSettings connectionPoolSettings; private final SocketSettings socketSettings; private final ServerSettings serverSettings; private final SocketSettings heartbeatSocketSettings; private final SslSettings sslSettings; private final List clusterListeners; private final List commandListeners; private final AutoEncryptionSettings autoEncryptionSettings; @SuppressWarnings("deprecation") private MongoClientOptions(final Builder builder) { description = builder.description; applicationName = builder.applicationName; compressorList = builder.compressorList; minConnectionsPerHost = builder.minConnectionsPerHost; maxConnectionsPerHost = builder.maxConnectionsPerHost; threadsAllowedToBlockForConnectionMultiplier = builder.threadsAllowedToBlockForConnectionMultiplier; serverSelectionTimeout = builder.serverSelectionTimeout; maxWaitTime = builder.maxWaitTime; maxConnectionIdleTime = builder.maxConnectionIdleTime; maxConnectionLifeTime = builder.maxConnectionLifeTime; connectTimeout = builder.connectTimeout; socketTimeout = builder.socketTimeout; socketKeepAlive = builder.socketKeepAlive; readPreference = builder.readPreference; writeConcern = builder.writeConcern; retryWrites = builder.retryWrites; retryReads = builder.retryReads; readConcern = builder.readConcern; codecRegistry = builder.codecRegistry; serverSelector = builder.serverSelector; sslEnabled = builder.sslEnabled; sslInvalidHostNameAllowed = builder.sslInvalidHostNameAllowed; sslContext = builder.sslContext; alwaysUseMBeans = builder.alwaysUseMBeans; heartbeatFrequency = builder.heartbeatFrequency; minHeartbeatFrequency = builder.minHeartbeatFrequency; heartbeatConnectTimeout = builder.heartbeatConnectTimeout; heartbeatSocketTimeout = builder.heartbeatSocketTimeout; localThreshold = builder.localThreshold; requiredReplicaSetName = builder.requiredReplicaSetName; dbDecoderFactory = builder.dbDecoderFactory; dbEncoderFactory = builder.dbEncoderFactory; socketFactory = builder.socketFactory; cursorFinalizerEnabled = builder.cursorFinalizerEnabled; clusterListeners = unmodifiableList(builder.clusterListeners); commandListeners = unmodifiableList(builder.commandListeners); autoEncryptionSettings = builder.autoEncryptionSettings; ConnectionPoolSettings.Builder connectionPoolSettingsBuilder = ConnectionPoolSettings.builder() .minSize(getMinConnectionsPerHost()) .maxSize(getConnectionsPerHost()) .maxWaitQueueSize(getThreadsAllowedToBlockForConnectionMultiplier() * getConnectionsPerHost()) .maxWaitTime(getMaxWaitTime(), MILLISECONDS) .maxConnectionIdleTime(getMaxConnectionIdleTime(), MILLISECONDS) .maxConnectionLifeTime(getMaxConnectionLifeTime(), MILLISECONDS); for (ConnectionPoolListener connectionPoolListener : builder.connectionPoolListeners) { connectionPoolSettingsBuilder.addConnectionPoolListener(connectionPoolListener); } connectionPoolSettings = connectionPoolSettingsBuilder.build(); socketSettings = SocketSettings.builder() .connectTimeout(getConnectTimeout(), MILLISECONDS) .readTimeout(getSocketTimeout(), MILLISECONDS) .keepAlive(isSocketKeepAlive()) .build(); heartbeatSocketSettings = SocketSettings.builder() .connectTimeout(getHeartbeatConnectTimeout(), MILLISECONDS) .readTimeout(getHeartbeatSocketTimeout(), MILLISECONDS) .keepAlive(isSocketKeepAlive()) .build(); ServerSettings.Builder serverSettingsBuilder = ServerSettings.builder() .heartbeatFrequency(getHeartbeatFrequency(), MILLISECONDS) .minHeartbeatFrequency(getMinHeartbeatFrequency(), MILLISECONDS); for (ServerListener serverListener : builder.serverListeners) { serverSettingsBuilder.addServerListener(serverListener); } for (ServerMonitorListener serverMonitorListener : builder.serverMonitorListeners) { serverSettingsBuilder.addServerMonitorListener(serverMonitorListener); } serverSettings = serverSettingsBuilder.build(); try { sslSettings = SslSettings.builder() .enabled(sslEnabled) .invalidHostNameAllowed(sslInvalidHostNameAllowed) .context(sslContext) .build(); } catch (MongoInternalException e) { // The error message from SslSettings needs to be translated to make sense for users of MongoClientOptions throw new MongoInternalException("By default, SSL connections are only supported on Java 7 or later. If the application " + "must run on Java 6, you must set the MongoClientOptions.sslInvalidHostNameAllowed " + "property to true"); } } /** * Creates a builder instance. * * @return a builder * @since 3.0.0 */ public static Builder builder() { return new Builder(); } /** * Creates a builder instance. * * @param options existing MongoClientOptions to default the builder settings on. * @return a builder * @since 3.0.0 */ public static Builder builder(final MongoClientOptions options) { return new Builder(options); } /** *

Gets the description for this MongoClient, which is used in various places like logging and JMX.

* *

Default is null.

* * @return the description * @deprecated Prefer {@link #getApplicationName()} */ @Deprecated public String getDescription() { return description; } /** * Gets the logical name of the application using this MongoClient. The application name may be used by the client to identify * the application to the server, for use in server logs, slow query logs, and profile collection. * *

Default is null.

* * @return the application name, which may be null * @since 3.4 * @mongodb.server.release 3.4 */ public String getApplicationName() { return applicationName; } /** * Gets the compressors to use for compressing messages to the server. The driver will use the first compressor in the list * that the server is configured to support. * *

Default is the empty list.

* * @return the compressors * @since 3.6 * @mongodb.server.release 3.4 */ public List getCompressorList() { return compressorList; } /** *

The maximum number of connections allowed per host for this MongoClient instance. Those connections will be kept in a pool when * idle. Once the pool is exhausted, any operation requiring a connection will block waiting for an available connection.

* *

Default is 100.

* * @return the maximum size of the connection pool per host * @see MongoClientOptions#getThreadsAllowedToBlockForConnectionMultiplier() */ public int getConnectionsPerHost() { return maxConnectionsPerHost; } /** *

The minimum number of connections per host for this MongoClient instance. Those connections will be kept in a pool when idle, and * the pool will ensure over time that it contains at least this minimum number.

* *

Default is 0.

* * @return the minimum size of the connection pool per host */ public int getMinConnectionsPerHost() { return minConnectionsPerHost; } /** *

This multiplier, multiplied with the connectionsPerHost setting, gives the maximum number of threads that may be waiting for a * connection to become available from the pool. All further threads will get an exception right away. For example if connectionsPerHost * is 10 and threadsAllowedToBlockForConnectionMultiplier is 5, then up to 50 threads can wait for a connection.

* *

Default is 5.

* * @return the multiplier */ public int getThreadsAllowedToBlockForConnectionMultiplier() { return threadsAllowedToBlockForConnectionMultiplier; } /** *

Gets the server selection timeout in milliseconds, which defines how long the driver will wait for server selection to * succeed before throwing an exception.

* *

Default is 30,000 milliseconds. A value of 0 means that it will timeout immediately if no server is available. A negative value * means to wait indefinitely.

* * @return the server selection timeout in milliseconds. */ public int getServerSelectionTimeout() { return serverSelectionTimeout; } /** *

The maximum wait time in milliseconds that a thread may wait for a connection to become available.

* *

Default is 120,000 milliseconds. A value of 0 means that it will not wait. A negative value means to wait indefinitely.

* * @return the maximum wait time. */ public int getMaxWaitTime() { return maxWaitTime; } /** * The maximum idle time of a pooled connection. A zero value indicates no limit to the idle time. A pooled connection that has * exceeded its idle time will be closed and replaced when necessary by a new connection. * *

Default is 0, indicating no limit to the idle time.

* * @return the maximum idle time, in milliseconds * @since 2.12 */ public int getMaxConnectionIdleTime() { return maxConnectionIdleTime; } /** * The maximum life time of a pooled connection. A zero value indicates no limit to the life time. A pooled connection that has * exceeded its life time will be closed and replaced when necessary by a new connection. * *

Default is 0, indicating no limit to the life time.

* * @return the maximum life time, in milliseconds * @since 2.12 */ public int getMaxConnectionLifeTime() { return maxConnectionLifeTime; } /** *

The connection timeout in milliseconds. A value of 0 means no timeout. It is used solely when establishing a new connection * {@link java.net.Socket#connect(java.net.SocketAddress, int) }

* *

Default is 10,000 milliseconds.

* * @return the socket connect timeout */ public int getConnectTimeout() { return connectTimeout; } /** *

The socket timeout in milliseconds. It is used for I/O socket read and write operations {@link * java.net.Socket#setSoTimeout(int)}

* *

Default is 0 and means no timeout.

* * @return the socket timeout, in milliseconds */ public int getSocketTimeout() { return socketTimeout; } /** *

This flag controls the socket keep-alive feature that keeps a connection alive through firewalls {@link * java.net.Socket#setKeepAlive(boolean)}

* *

Default is {@code true}.

* * @return whether keep-alive is enabled on each socket * @deprecated configuring keep-alive has been deprecated. It now defaults to true and disabling it is not recommended. * @see * Does TCP keep-alive time affect MongoDB Deployments? */ @Deprecated public boolean isSocketKeepAlive() { return socketKeepAlive; } /** * Gets the heartbeat frequency. This is the frequency that the driver will attempt to determine the current state of each server in the * cluster. * *

Default is 10,000 milliseconds.

* * @return the heartbeat frequency, in milliseconds * @since 2.12 */ public int getHeartbeatFrequency() { return heartbeatFrequency; } /** * Gets the minimum heartbeat frequency. In the event that the driver has to frequently re-check a server's availability, * it will wait at least this long since the previous check to avoid wasted effort. * *

Default is 500 milliseconds.

* * @return the minimum heartbeat frequency, in milliseconds * @since 2.13 */ public int getMinHeartbeatFrequency() { return minHeartbeatFrequency; } /** *

Gets the connect timeout for connections used for the cluster heartbeat.

* *

Default is 20,000 milliseconds.

* * @return the heartbeat connect timeout, in milliseconds * @since 2.12 */ public int getHeartbeatConnectTimeout() { return heartbeatConnectTimeout; } /** * Gets the socket timeout for connections used for the cluster heartbeat. * *

Default is 20,000 milliseconds.

* * @return the heartbeat socket timeout, in milliseconds * @since 2.12 */ public int getHeartbeatSocketTimeout() { return heartbeatSocketTimeout; } /** *

Gets the local threshold. When choosing among multiple MongoDB servers to send a request, the MongoClient will only * send that request to a server whose ping time is less than or equal to the server with the fastest ping time plus the local * threshold.

* *

For example, let's say that the client is choosing a server to send a query when the read preference is {@code * ReadPreference.secondary()}, and that there are three secondaries, server1, server2, and server3, whose ping times are 10, 15, and 16 * milliseconds, respectively. With a local threshold of 5 milliseconds, the client will send the query to either * server1 or server2 (randomly selecting between the two). *

* *

Default is 15 milliseconds.

* * @return the local threshold, in milliseconds * @since 2.13.0 * @mongodb.driver.manual reference/program/mongos/#cmdoption--localThreshold Local Threshold */ public int getLocalThreshold() { return localThreshold; } /** *

Gets the required replica set name. With this option set, the MongoClient instance will

* *
    *
  1. Connect in replica set mode, and discover all members of the set based on the given servers
  2. *
  3. Make sure that the set name reported by all members matches the required set name.
  4. *
  5. Refuse to service any requests if any member of the seed list is not part of a replica set with the required name.
  6. *
* * @return the required replica set name * @since 2.12 */ @Nullable public String getRequiredReplicaSetName() { return requiredReplicaSetName; } /** * Whether to use SSL. * *

Default is {@code false}.

* * @return true if SSL should be used * @since 3.0 */ public boolean isSslEnabled() { return sslEnabled; } /** * Returns whether invalid host names should be allowed if SSL is enabled. Take care before setting this to * true, as it makes the application susceptible to man-in-the-middle attacks. Note that host name verification currently requires * Java 7, so if your application is using SSL and must run on Java 6, this property must be set to {@code true}. * *

Default is {@code false}.

* * @return true if invalid host names are allowed. */ public boolean isSslInvalidHostNameAllowed() { return sslInvalidHostNameAllowed; } /** * Returns the SSLContext. This property is ignored when either sslEnabled is false or socketFactory is non-null. * * @return the configured SSLContext, which may be null. In that case {@code SSLContext.getDefault()} will be used when SSL is enabled. * @since 3.5 */ public SSLContext getSslContext() { return sslContext; } /** *

The read preference to use for queries, map-reduce, aggregation, and count.

* *

Default is {@code ReadPreference.primary()}.

* * @return the read preference * @see com.mongodb.ReadPreference#primary() */ public ReadPreference getReadPreference() { return readPreference; } /** *

The write concern to use.

* *

Default is {@code WriteConcern.ACKNOWLEDGED}.

* * @return the write concern * @see WriteConcern#ACKNOWLEDGED */ public WriteConcern getWriteConcern() { return writeConcern; } /** * Returns true if writes should be retried if they fail due to a network error or other retryable error. * *

Starting with the 3.11.0 release, the default value is true

* * @return the retryWrites value * @since 3.6 * @mongodb.server.release 3.6 */ public boolean getRetryWrites() { return retryWrites; } /** * Returns true if reads should be retried if they fail due to a network error or other retryable error. * * @return the retryReads value * @since 3.11 * @mongodb.server.release 3.6 */ public boolean getRetryReads() { return retryReads; } /** *

The read concern to use.

* * @return the read concern * @since 3.2 * @mongodb.server.release 3.2 * @mongodb.driver.manual reference/readConcern/ Read Concern */ public ReadConcern getReadConcern() { return readConcern; } /** *

The codec registry to use. By default, a {@code MongoClient} will be able to encode and decode instances of {@code * Document}.

* *

Note that instances of {@code DB} and {@code DBCollection} do not use the registry, so it's not necessary to include a codec for * DBObject in the registry.

* * @return the codec registry * @see MongoClient#getDatabase * @since 3.0 */ public CodecRegistry getCodecRegistry() { return codecRegistry; } /** * Gets the server selector. * *

The server selector augments the normal server selection rules applied by the driver when determining * which server to send an operation to. At the point that it's called by the driver, the * {@link com.mongodb.connection.ClusterDescription} which is passed to it contains a list of * {@link com.mongodb.connection.ServerDescription} instances which satisfy either the configured {@link ReadPreference} for any * read operation or ones that can take writes (e.g. a standalone, mongos, or replica set primary).

*

The server selector can then filter the {@code ServerDescription} list using whatever criteria that is required by the * application.

*

After this selector executes, two additional selectors are applied by the driver:

*
    *
  • select from within the latency window
  • *
  • select a random server from those remaining
  • *
*

To skip the latency window selector, an application can:

*
    *
  • configure the local threshold to a sufficiently high value so that it doesn't exclude any servers
  • *
  • return a list containing a single server from this selector (which will also make the random member selector a no-op)
  • *
* * @return the server selector, which may be null * @since 3.6 */ public ServerSelector getServerSelector() { return serverSelector; } /** * Gets the list of added {@code ClusterListener}. The default is an empty list. * * @return the unmodifiable list of cluster listeners * @since 3.3 */ public List getClusterListeners() { return clusterListeners; } /** * Gets the list of added {@code CommandListener}. * *

Default is an empty list.

* * @return the unmodifiable list of command listeners * @since 3.1 */ public List getCommandListeners() { return commandListeners; } /** * Gets the list of added {@code ConnectionPoolListener}. The default is an empty list. * * @return the unmodifiable list of connection pool listeners * @since 3.5 */ public List getConnectionPoolListeners() { return connectionPoolSettings.getConnectionPoolListeners(); } /** * Gets the list of added {@code ServerListener}. The default is an empty list. * * @return the unmodifiable list of server listeners * @since 3.3 */ public List getServerListeners() { return serverSettings.getServerListeners(); } /** * Gets the list of added {@code ServerMonitorListener}. The default is an empty list. * * @return the unmodifiable list of server monitor listeners * @since 3.3 */ public List getServerMonitorListeners() { return serverSettings.getServerMonitorListeners(); } /** * Override the decoder factory. * *

Default is for the standard Mongo Java driver configuration.

* * @return the decoder factory */ public DBDecoderFactory getDbDecoderFactory() { return dbDecoderFactory; } /** * Override the encoder factory. * *

Default is for the standard Mongo Java driver configuration.

* * @return the encoder factory */ public DBEncoderFactory getDbEncoderFactory() { return dbEncoderFactory; } /** *

Gets whether JMX beans registered by the driver should always be MBeans, regardless of whether the VM is Java 6 or greater. If * false, the driver will use MXBeans if the VM is Java 6 or greater, and use MBeans if the VM is Java 5.

* *

Default is {@code false}.

* * @return true if JMX beans should always be MBeans * @deprecated there is no replacement for this property */ @Deprecated public boolean isAlwaysUseMBeans() { return alwaysUseMBeans; } /** *

The socket factory for creating sockets to the mongo server.

* *

Default is SocketFactory.getDefault()

* * @return the socket factory * @deprecated Prefer {@link #isSslEnabled()} and {@link #getSslContext()} */ @Deprecated public SocketFactory getSocketFactory() { if (socketFactory != null) { return socketFactory; } else if (getSslSettings().isEnabled()) { return sslContext == null ? DEFAULT_SSL_SOCKET_FACTORY : sslContext.getSocketFactory(); } else { return DEFAULT_SOCKET_FACTORY; } } /** *

Gets whether there is a a finalize method created that cleans up instances of DBCursor that the client does not close. If you are * careful to always call the close method of DBCursor, then this can safely be set to false.

* *

Default is true.

* * @return whether finalizers are enabled on cursors * @see DBCursor * @see com.mongodb.DBCursor#close() */ public boolean isCursorFinalizerEnabled() { return cursorFinalizerEnabled; } /** * Gets the auto-encryption settings * * @return the auto-encryption settings, which may be null * @since 3.11 */ @Nullable public AutoEncryptionSettings getAutoEncryptionSettings() { return autoEncryptionSettings; } ConnectionPoolSettings getConnectionPoolSettings() { return connectionPoolSettings; } SocketSettings getSocketSettings() { return socketSettings; } ServerSettings getServerSettings() { return serverSettings; } SocketSettings getHeartbeatSocketSettings() { return heartbeatSocketSettings; } SslSettings getSslSettings() { return sslSettings; } @Override public boolean equals(final Object o) { if (this == o) { return true; } if (o == null || getClass() != o.getClass()) { return false; } MongoClientOptions that = (MongoClientOptions) o; if (localThreshold != that.localThreshold) { return false; } if (alwaysUseMBeans != that.alwaysUseMBeans) { return false; } if (connectTimeout != that.connectTimeout) { return false; } if (cursorFinalizerEnabled != that.cursorFinalizerEnabled) { return false; } if (minHeartbeatFrequency != that.minHeartbeatFrequency) { return false; } if (heartbeatConnectTimeout != that.heartbeatConnectTimeout) { return false; } if (heartbeatFrequency != that.heartbeatFrequency) { return false; } if (heartbeatSocketTimeout != that.heartbeatSocketTimeout) { return false; } if (maxConnectionIdleTime != that.maxConnectionIdleTime) { return false; } if (maxConnectionLifeTime != that.maxConnectionLifeTime) { return false; } if (maxConnectionsPerHost != that.maxConnectionsPerHost) { return false; } if (serverSelectionTimeout != that.serverSelectionTimeout) { return false; } if (maxWaitTime != that.maxWaitTime) { return false; } if (minConnectionsPerHost != that.minConnectionsPerHost) { return false; } if (socketKeepAlive != that.socketKeepAlive) { return false; } if (socketTimeout != that.socketTimeout) { return false; } if (sslEnabled != that.sslEnabled) { return false; } if (sslInvalidHostNameAllowed != that.sslInvalidHostNameAllowed) { return false; } if (sslContext != null ? !sslContext.equals(that.sslContext) : that.sslContext != null) { return false; } if (threadsAllowedToBlockForConnectionMultiplier != that.threadsAllowedToBlockForConnectionMultiplier) { return false; } if (dbDecoderFactory != null ? !dbDecoderFactory.equals(that.dbDecoderFactory) : that.dbDecoderFactory != null) { return false; } if (dbEncoderFactory != null ? !dbEncoderFactory.equals(that.dbEncoderFactory) : that.dbEncoderFactory != null) { return false; } if (description != null ? !description.equals(that.description) : that.description != null) { return false; } if (applicationName != null ? !applicationName.equals(that.applicationName) : that.applicationName != null) { return false; } if (!readPreference.equals(that.readPreference)) { return false; } if (!writeConcern.equals(that.writeConcern)) { return false; } if (retryWrites != that.retryWrites) { return false; } if (retryReads != that.retryReads) { return false; } if (!readConcern.equals(that.readConcern)) { return false; } if (!codecRegistry.equals(that.codecRegistry)) { return false; } if (serverSelector != null ? !serverSelector.equals(that.serverSelector) : that.serverSelector != null) { return false; } if (!clusterListeners.equals(that.clusterListeners)) { return false; } if (!commandListeners.equals(that.commandListeners)) { return false; } if (requiredReplicaSetName != null ? !requiredReplicaSetName.equals(that.requiredReplicaSetName) : that.requiredReplicaSetName != null) { return false; } if (socketFactory != null ? !socketFactory.equals(that.socketFactory) : that.socketFactory != null) { return false; } if (!compressorList.equals(that.compressorList)) { return false; } if (autoEncryptionSettings != null ? !autoEncryptionSettings.equals(that.autoEncryptionSettings) : that.autoEncryptionSettings != null) { return false; } return true; } @Override public int hashCode() { int result = description != null ? description.hashCode() : 0; result = 31 * result + (applicationName != null ? applicationName.hashCode() : 0); result = 31 * result + readPreference.hashCode(); result = 31 * result + writeConcern.hashCode(); result = 31 * result + (retryWrites ? 1 : 0); result = 31 * result + (retryReads ? 1 : 0); result = 31 * result + (readConcern != null ? readConcern.hashCode() : 0); result = 31 * result + codecRegistry.hashCode(); result = 31 * result + (serverSelector != null ? serverSelector.hashCode() : 0); result = 31 * result + clusterListeners.hashCode(); result = 31 * result + commandListeners.hashCode(); result = 31 * result + minConnectionsPerHost; result = 31 * result + maxConnectionsPerHost; result = 31 * result + threadsAllowedToBlockForConnectionMultiplier; result = 31 * result + serverSelectionTimeout; result = 31 * result + maxWaitTime; result = 31 * result + maxConnectionIdleTime; result = 31 * result + maxConnectionLifeTime; result = 31 * result + connectTimeout; result = 31 * result + socketTimeout; result = 31 * result + (socketKeepAlive ? 1 : 0); result = 31 * result + (sslEnabled ? 1 : 0); result = 31 * result + (sslInvalidHostNameAllowed ? 1 : 0); result = 31 * result + (sslContext != null ? sslContext.hashCode() : 0); result = 31 * result + (alwaysUseMBeans ? 1 : 0); result = 31 * result + heartbeatFrequency; result = 31 * result + minHeartbeatFrequency; result = 31 * result + heartbeatConnectTimeout; result = 31 * result + heartbeatSocketTimeout; result = 31 * result + localThreshold; result = 31 * result + (requiredReplicaSetName != null ? requiredReplicaSetName.hashCode() : 0); result = 31 * result + (dbDecoderFactory != null ? dbDecoderFactory.hashCode() : 0); result = 31 * result + (dbEncoderFactory != null ? dbEncoderFactory.hashCode() : 0); result = 31 * result + (cursorFinalizerEnabled ? 1 : 0); result = 31 * result + (socketFactory != null ? socketFactory.hashCode() : 0); result = 31 * result + compressorList.hashCode(); result = 31 * result + (autoEncryptionSettings != null ? autoEncryptionSettings.hashCode() : 0); return result; } @Override public String toString() { return "MongoClientOptions{" + "description='" + description + '\'' + ", applicationName='" + applicationName + '\'' + ", compressors='" + compressorList + '\'' + ", readPreference=" + readPreference + ", writeConcern=" + writeConcern + ", retryWrites=" + retryWrites + ", retryReads=" + retryReads + ", readConcern=" + readConcern + ", codecRegistry=" + codecRegistry + ", serverSelector=" + serverSelector + ", clusterListeners=" + clusterListeners + ", commandListeners=" + commandListeners + ", minConnectionsPerHost=" + minConnectionsPerHost + ", maxConnectionsPerHost=" + maxConnectionsPerHost + ", threadsAllowedToBlockForConnectionMultiplier=" + threadsAllowedToBlockForConnectionMultiplier + ", serverSelectionTimeout=" + serverSelectionTimeout + ", maxWaitTime=" + maxWaitTime + ", maxConnectionIdleTime=" + maxConnectionIdleTime + ", maxConnectionLifeTime=" + maxConnectionLifeTime + ", connectTimeout=" + connectTimeout + ", socketTimeout=" + socketTimeout + ", socketKeepAlive=" + socketKeepAlive + ", sslEnabled=" + sslEnabled + ", sslInvalidHostNamesAllowed=" + sslInvalidHostNameAllowed + ", sslContext=" + sslContext + ", alwaysUseMBeans=" + alwaysUseMBeans + ", heartbeatFrequency=" + heartbeatFrequency + ", minHeartbeatFrequency=" + minHeartbeatFrequency + ", heartbeatConnectTimeout=" + heartbeatConnectTimeout + ", heartbeatSocketTimeout=" + heartbeatSocketTimeout + ", localThreshold=" + localThreshold + ", requiredReplicaSetName='" + requiredReplicaSetName + '\'' + ", dbDecoderFactory=" + dbDecoderFactory + ", dbEncoderFactory=" + dbEncoderFactory + ", socketFactory=" + socketFactory + ", cursorFinalizerEnabled=" + cursorFinalizerEnabled + ", connectionPoolSettings=" + connectionPoolSettings + ", socketSettings=" + socketSettings + ", serverSettings=" + serverSettings + ", heartbeatSocketSettings=" + heartbeatSocketSettings + ", autoEncryptionSettings=" + autoEncryptionSettings + '}'; } /** * A builder for MongoClientOptions so that MongoClientOptions can be immutable, and to support easier construction through chaining. * * @since 2.10.0 */ @NotThreadSafe public static class Builder { private final List clusterListeners = new ArrayList(); private final List commandListeners = new ArrayList(); private final List connectionPoolListeners = new ArrayList(); private final List serverListeners = new ArrayList(); private final List serverMonitorListeners = new ArrayList(); private String description; private String applicationName; private List compressorList = Collections.emptyList(); private ReadPreference readPreference = ReadPreference.primary(); private WriteConcern writeConcern = WriteConcern.ACKNOWLEDGED; private boolean retryWrites = true; private boolean retryReads = true; private ReadConcern readConcern = ReadConcern.DEFAULT; private CodecRegistry codecRegistry = MongoClient.getDefaultCodecRegistry(); private ServerSelector serverSelector; private int minConnectionsPerHost; private int maxConnectionsPerHost = 100; private int threadsAllowedToBlockForConnectionMultiplier = 5; private int serverSelectionTimeout = 1000 * 30; private int maxWaitTime = 1000 * 60 * 2; private int maxConnectionIdleTime; private int maxConnectionLifeTime; private int connectTimeout = 1000 * 10; private int socketTimeout = 0; private boolean socketKeepAlive = true; private boolean sslEnabled = false; private boolean sslInvalidHostNameAllowed = false; private SSLContext sslContext; private boolean alwaysUseMBeans = false; private int heartbeatFrequency = 10000; private int minHeartbeatFrequency = 500; private int heartbeatConnectTimeout = 20000; private int heartbeatSocketTimeout = 20000; private int localThreshold = 15; private String requiredReplicaSetName; private DBDecoderFactory dbDecoderFactory = DefaultDBDecoder.FACTORY; private DBEncoderFactory dbEncoderFactory = DefaultDBEncoder.FACTORY; private SocketFactory socketFactory; private boolean cursorFinalizerEnabled = true; private AutoEncryptionSettings autoEncryptionSettings; /** * Creates a Builder for MongoClientOptions, getting the appropriate system properties for initialization. */ public Builder() { heartbeatFrequency(Integer.parseInt(System.getProperty("com.mongodb.updaterIntervalMS", "10000"))); minHeartbeatFrequency(Integer.parseInt(System.getProperty("com.mongodb.updaterIntervalNoMasterMS", "500"))); heartbeatConnectTimeout(Integer.parseInt(System.getProperty("com.mongodb.updaterConnectTimeoutMS", "20000"))); heartbeatSocketTimeout(Integer.parseInt(System.getProperty("com.mongodb.updaterSocketTimeoutMS", "20000"))); localThreshold(Integer.parseInt(System.getProperty("com.mongodb.slaveAcceptableLatencyMS", "15"))); } /** * Creates a Builder from an existing MongoClientOptions. * * @param options create a builder from existing options */ @SuppressWarnings("deprecation") public Builder(final MongoClientOptions options) { description = options.getDescription(); applicationName = options.getApplicationName(); compressorList = options.getCompressorList(); minConnectionsPerHost = options.getMinConnectionsPerHost(); maxConnectionsPerHost = options.getConnectionsPerHost(); threadsAllowedToBlockForConnectionMultiplier = options.getThreadsAllowedToBlockForConnectionMultiplier(); serverSelectionTimeout = options.getServerSelectionTimeout(); maxWaitTime = options.getMaxWaitTime(); maxConnectionIdleTime = options.getMaxConnectionIdleTime(); maxConnectionLifeTime = options.getMaxConnectionLifeTime(); connectTimeout = options.getConnectTimeout(); socketTimeout = options.getSocketTimeout(); socketKeepAlive = options.isSocketKeepAlive(); readPreference = options.getReadPreference(); writeConcern = options.getWriteConcern(); retryWrites = options.getRetryWrites(); retryReads = options.getRetryReads(); readConcern = options.getReadConcern(); codecRegistry = options.getCodecRegistry(); serverSelector = options.getServerSelector(); sslEnabled = options.isSslEnabled(); sslInvalidHostNameAllowed = options.isSslInvalidHostNameAllowed(); sslContext = options.getSslContext(); alwaysUseMBeans = options.isAlwaysUseMBeans(); heartbeatFrequency = options.getHeartbeatFrequency(); minHeartbeatFrequency = options.getMinHeartbeatFrequency(); heartbeatConnectTimeout = options.getHeartbeatConnectTimeout(); heartbeatSocketTimeout = options.getHeartbeatSocketTimeout(); localThreshold = options.getLocalThreshold(); requiredReplicaSetName = options.getRequiredReplicaSetName(); dbDecoderFactory = options.getDbDecoderFactory(); dbEncoderFactory = options.getDbEncoderFactory(); socketFactory = options.socketFactory; cursorFinalizerEnabled = options.isCursorFinalizerEnabled(); clusterListeners.addAll(options.getClusterListeners()); commandListeners.addAll(options.getCommandListeners()); connectionPoolListeners.addAll(options.getConnectionPoolListeners()); serverListeners.addAll(options.getServerListeners()); serverMonitorListeners.addAll(options.getServerMonitorListeners()); autoEncryptionSettings = options.getAutoEncryptionSettings(); } /** * Sets the description. * * @param description the description of this MongoClient * @return {@code this} * @see com.mongodb.MongoClientOptions#getDescription() * @deprecated Prefer {@link MongoClientOptions.Builder#applicationName(String)} */ @Deprecated public Builder description(final String description) { this.description = description; return this; } /** * Sets the logical name of the application using this MongoClient. The application name may be used by the client to identify * the application to the server, for use in server logs, slow query logs, and profile collection. * * @param applicationName the logical name of the application using this MongoClient. It may be null. * The UTF-8 encoding may not exceed 128 bytes. * @return {@code this} * @see #getApplicationName() * @since 3.4 * @mongodb.server.release 3.4 */ public Builder applicationName(final String applicationName) { if (applicationName != null) { isTrueArgument("applicationName UTF-8 encoding length <= 128", applicationName.getBytes(Charset.forName("UTF-8")).length <= 128); } this.applicationName = applicationName; return this; } /** * Sets the compressors to use for compressing messages to the server. The driver will use the first compressor in the list * that the server is configured to support. * * @param compressorList the list of compressors to request * @return {@code this} * @see #getCompressorList() * @since 3.6 * @mongodb.server.release 3.4 */ public Builder compressorList(final List compressorList) { notNull("compressorList", compressorList); this.compressorList = Collections.unmodifiableList(new ArrayList(compressorList)); return this; } /** * Sets the minimum number of connections per host. * * @param minConnectionsPerHost minimum number of connections * @return {@code this} * @throws IllegalArgumentException if {@code minConnectionsPerHost < 0} * @see MongoClientOptions#getMinConnectionsPerHost() * @since 2.12 */ public Builder minConnectionsPerHost(final int minConnectionsPerHost) { isTrueArgument("minConnectionsPerHost must be >= 0", minConnectionsPerHost >= 0); this.minConnectionsPerHost = minConnectionsPerHost; return this; } /** * Sets the maximum number of connections per host. * * @param connectionsPerHost maximum number of connections * @return {@code this} * @throws IllegalArgumentException if {@code connectionsPerHost < 1} * @see MongoClientOptions#getConnectionsPerHost() */ public Builder connectionsPerHost(final int connectionsPerHost) { isTrueArgument("connectionPerHost must be > 0", connectionsPerHost > 0); this.maxConnectionsPerHost = connectionsPerHost; return this; } /** * Sets the multiplier for number of threads allowed to block waiting for a connection. * * @param threadsAllowedToBlockForConnectionMultiplier the multiplier * @return {@code this} * @throws IllegalArgumentException if {@code threadsAllowedToBlockForConnectionMultiplier < 1} * @see MongoClientOptions#getThreadsAllowedToBlockForConnectionMultiplier() */ public Builder threadsAllowedToBlockForConnectionMultiplier(final int threadsAllowedToBlockForConnectionMultiplier) { isTrueArgument("threadsAllowedToBlockForConnectionMultiplier must be > 0", threadsAllowedToBlockForConnectionMultiplier > 0); this.threadsAllowedToBlockForConnectionMultiplier = threadsAllowedToBlockForConnectionMultiplier; return this; } /** *

Sets the server selection timeout in milliseconds, which defines how long the driver will wait for server selection to * succeed before throwing an exception.

* *

A value of 0 means that it will timeout immediately if no server is available. A negative value means to wait * indefinitely.

* * @param serverSelectionTimeout the server selection timeout, in milliseconds * @return {@code this} * @see com.mongodb.MongoClientOptions#getServerSelectionTimeout() */ public Builder serverSelectionTimeout(final int serverSelectionTimeout) { this.serverSelectionTimeout = serverSelectionTimeout; return this; } /** * Sets the maximum time that a thread will block waiting for a connection. * * @param maxWaitTime the maximum wait time, in milliseconds * @return {@code this} * @see MongoClientOptions#getMaxWaitTime() */ public Builder maxWaitTime(final int maxWaitTime) { this.maxWaitTime = maxWaitTime; return this; } /** * Sets the maximum idle time for a pooled connection. * * @param maxConnectionIdleTime the maximum idle time, in milliseconds, which must be >= 0. * A zero value indicates no limit to the life time. * @return {@code this} * @throws IllegalArgumentException if {@code maxConnectionIdleTime < 0} * @see com.mongodb.MongoClientOptions#getMaxConnectionIdleTime() * @since 2.12 */ public Builder maxConnectionIdleTime(final int maxConnectionIdleTime) { this.maxConnectionIdleTime = maxConnectionIdleTime; return this; } /** * Sets the maximum life time for a pooled connection. * * @param maxConnectionLifeTime the maximum life time, in milliseconds, which must be >= 0. * A zero value indicates no limit to the life time. * @return {@code this} * @throws IllegalArgumentException if {@code maxConnectionLifeTime < 0} * @see com.mongodb.MongoClientOptions#getMaxConnectionIdleTime() * @since 2.12 */ public Builder maxConnectionLifeTime(final int maxConnectionLifeTime) { this.maxConnectionLifeTime = maxConnectionLifeTime; return this; } /** * Sets the connection timeout. * * @param connectTimeout the connection timeout, in milliseconds, which must be > 0 * @throws IllegalArgumentException if {@code connectTimeout <= 0} * @return {@code this} * @see com.mongodb.MongoClientOptions#getConnectTimeout() */ public Builder connectTimeout(final int connectTimeout) { isTrueArgument("connectTimeout must be >= 0", connectTimeout >= 0); this.connectTimeout = connectTimeout; return this; } /** * Sets the socket timeout. * * @param socketTimeout the socket timeout, in milliseconds * @return {@code this} * @see com.mongodb.MongoClientOptions#getSocketTimeout() */ public Builder socketTimeout(final int socketTimeout) { this.socketTimeout = socketTimeout; return this; } /** * Sets whether socket keep-alive is enabled. * * @param socketKeepAlive keep-alive * @return {@code this} * @deprecated configuring keep-alive has been deprecated. It now defaults to true and disabling it is not recommended. * @see * Does TCP keep-alive time affect MongoDB Deployments? */ @Deprecated public Builder socketKeepAlive(final boolean socketKeepAlive) { this.socketKeepAlive = socketKeepAlive; return this; } /** * Sets whether to use SSL. * *

If the socketFactory is unset, setting this to true will also set the socketFactory to * {@link SSLSocketFactory#getDefault()} and setting it to false will set the socketFactory to * {@link SocketFactory#getDefault()}

* *

If the socket factory is set and sslEnabled is also set, the socket factory must create instances of * {@link javax.net.ssl.SSLSocket}. Otherwise, MongoClient will refuse to connect.

* * @param sslEnabled set to true if using SSL * @return {@code this} * @see MongoClientOptions#isSslEnabled() * @see MongoClientOptions#getSocketFactory() * @since 3.0 */ public Builder sslEnabled(final boolean sslEnabled) { this.sslEnabled = sslEnabled; return this; } /** * Define whether invalid host names should be allowed. Defaults to false. Take care before setting this to true, as it makes * the application susceptible to man-in-the-middle attacks. * * @param sslInvalidHostNameAllowed whether invalid host names are allowed in SSL certificates. * @return this */ public Builder sslInvalidHostNameAllowed(final boolean sslInvalidHostNameAllowed) { this.sslInvalidHostNameAllowed = sslInvalidHostNameAllowed; return this; } /** * Sets the SSLContext to be used with SSL is enabled. This property is ignored when either sslEnabled is false or socketFactory is * non-null. * * @param sslContext the SSLContext to be used for SSL connections * @return {@code this} * @since 3.5 */ public Builder sslContext(final SSLContext sslContext) { this.sslContext = sslContext; return this; } /** * Sets the read preference. * * @param readPreference read preference * @return {@code this} * @see MongoClientOptions#getReadPreference() */ public Builder readPreference(final ReadPreference readPreference) { this.readPreference = notNull("readPreference", readPreference); return this; } /** * Sets the write concern. * * @param writeConcern the write concern * @return {@code this} * @see MongoClientOptions#getWriteConcern() */ public Builder writeConcern(final WriteConcern writeConcern) { this.writeConcern = notNull("writeConcern", writeConcern); return this; } /** * Sets whether writes should be retried if they fail due to a network error. * *

Starting with the 3.11.0 release, the default value is true

* * @param retryWrites sets if writes should be retried if they fail due to a network error. * @return {@code this} * @see #getRetryWrites() * @since 3.6 * @mongodb.server.release 3.6 */ public Builder retryWrites(final boolean retryWrites) { this.retryWrites = retryWrites; return this; } /** * Sets whether reads should be retried if they fail due to a network error. * * @param retryReads sets if reads should be retried if they fail due to a network error. * @return {@code this} * @see #getRetryReads() * @since 3.11 * @mongodb.server.release 3.6 */ public Builder retryReads(final boolean retryReads) { this.retryReads = retryReads; return this; } /** * Sets the read concern. * * @param readConcern the read concern. * @return this * @see MongoClientOptions#getReadConcern() * @since 3.2 * @mongodb.server.release 3.2 * @mongodb.driver.manual reference/readConcern/ Read Concern */ public Builder readConcern(final ReadConcern readConcern) { this.readConcern = notNull("readConcern", readConcern); return this; } /** * Sets the codec registry * *

Note that instances of {@code DB} and {@code DBCollection} do not use the registry, so it's not necessary to include a * codec for DBObject in the registry.

* @param codecRegistry the codec registry * @return {@code this} * @see MongoClientOptions#getCodecRegistry() * @since 3.0 */ public Builder codecRegistry(final CodecRegistry codecRegistry) { this.codecRegistry = notNull("codecRegistry", codecRegistry); return this; } /** * Sets a server selector that augments the normal server selection rules applied by the driver when determining * which server to send an operation to. See {@link #getServerSelector()} for further details. * * @param serverSelector the server selector * @return this * @since 3.6 * @see #getServerSelector() */ public Builder serverSelector(final ServerSelector serverSelector) { this.serverSelector = serverSelector; return this; } /** * Adds the given command listener. * * @param commandListener the non-null command listener * @return this * @since 3.1 */ public Builder addCommandListener(final CommandListener commandListener) { commandListeners.add(notNull("commandListener", commandListener)); return this; } /** * Adds the given connection pool listener. * * @param connectionPoolListener the non-null connection pool listener * @return this * @since 3.5 */ public Builder addConnectionPoolListener(final ConnectionPoolListener connectionPoolListener) { connectionPoolListeners.add(notNull("connectionPoolListener", connectionPoolListener)); return this; } /** * Adds the given cluster listener. * * @param clusterListener the non-null cluster listener * @return this * @since 3.3 */ public Builder addClusterListener(final ClusterListener clusterListener) { clusterListeners.add(notNull("clusterListener", clusterListener)); return this; } /** * Adds the given server listener. * * @param serverListener the non-null server listener * @return this * @since 3.3 */ public Builder addServerListener(final ServerListener serverListener) { serverListeners.add(notNull("serverListener", serverListener)); return this; } /** * Adds the given server monitor listener. * * @param serverMonitorListener the non-null server monitor listener * @return this * @since 3.3 */ public Builder addServerMonitorListener(final ServerMonitorListener serverMonitorListener) { serverMonitorListeners.add(notNull("serverMonitorListener", serverMonitorListener)); return this; } /** * Sets the socket factory. * * @param socketFactory the socket factory * @return {@code this} * @see MongoClientOptions#getSocketFactory() * @deprecated Prefer {@link #sslEnabled(boolean)} and {@link #sslContext(SSLContext)} */ @Deprecated public Builder socketFactory(final SocketFactory socketFactory) { this.socketFactory = socketFactory; return this; } /** * Sets whether cursor finalizers are enabled. * * @param cursorFinalizerEnabled whether cursor finalizers are enabled. * @return {@code this} * @see MongoClientOptions#isCursorFinalizerEnabled() */ public Builder cursorFinalizerEnabled(final boolean cursorFinalizerEnabled) { this.cursorFinalizerEnabled = cursorFinalizerEnabled; return this; } /** * Sets whether JMX beans registered by the driver should always be MBeans, regardless of whether the VM is Java 6 or greater. If * false, the driver will use MXBeans if the VM is Java 6 or greater, and use MBeans if the VM is Java 5. * * @param alwaysUseMBeans true if driver should always use MBeans, regardless of VM version * @return this * @see MongoClientOptions#isAlwaysUseMBeans() * @deprecated there is no replacement for this property */ @Deprecated public Builder alwaysUseMBeans(final boolean alwaysUseMBeans) { this.alwaysUseMBeans = alwaysUseMBeans; return this; } /** * Sets the decoder factory. * * @param dbDecoderFactory the decoder factory * @return {@code this} * @see MongoClientOptions#getDbDecoderFactory() */ public Builder dbDecoderFactory(final DBDecoderFactory dbDecoderFactory) { if (dbDecoderFactory == null) { throw new IllegalArgumentException("null is not a legal value"); } this.dbDecoderFactory = dbDecoderFactory; return this; } /** * Sets the encoder factory. * * @param dbEncoderFactory the encoder factory * @return {@code this} * @see MongoClientOptions#getDbEncoderFactory() */ public Builder dbEncoderFactory(final DBEncoderFactory dbEncoderFactory) { if (dbEncoderFactory == null) { throw new IllegalArgumentException("null is not a legal value"); } this.dbEncoderFactory = dbEncoderFactory; return this; } /** * Sets the heartbeat frequency. This is the frequency that the driver will attempt to determine the current state of each server in * the cluster. The default value is 10,000 milliseconds * * @param heartbeatFrequency the heartbeat frequency for the cluster, in milliseconds, which must be > 0 * @return {@code this} * @throws IllegalArgumentException if heartbeatFrequency is not > 0 * @see MongoClientOptions#getHeartbeatFrequency() * @since 2.12 */ public Builder heartbeatFrequency(final int heartbeatFrequency) { isTrueArgument("heartbeatFrequency must be > 0", heartbeatFrequency > 0); this.heartbeatFrequency = heartbeatFrequency; return this; } /** * Sets the minimum heartbeat frequency. In the event that the driver has to frequently re-check a server's availability, * it will wait at least this long since the previous check to avoid wasted effort. The default value is 500 milliseconds. * * @param minHeartbeatFrequency the minimum heartbeat frequency, in milliseconds, which must be > 0 * @return {@code this} * @throws IllegalArgumentException if {@code minHeartbeatFrequency <= 0} * @see MongoClientOptions#getMinHeartbeatFrequency() * @since 2.13 */ public Builder minHeartbeatFrequency(final int minHeartbeatFrequency) { isTrueArgument("minHeartbeatFrequency must be > 0", minHeartbeatFrequency > 0); this.minHeartbeatFrequency = minHeartbeatFrequency; return this; } /** * Sets the connect timeout for connections used for the cluster heartbeat. * * @param connectTimeout the connection timeout, in milliseconds * @return {@code this} * @see MongoClientOptions#getHeartbeatConnectTimeout() * @since 2.12 */ public Builder heartbeatConnectTimeout(final int connectTimeout) { this.heartbeatConnectTimeout = connectTimeout; return this; } /** * Sets the socket timeout for connections used for the cluster heartbeat. * * @param socketTimeout the socket timeout, in milliseconds * @return {@code this} * @see MongoClientOptions#getHeartbeatSocketTimeout() * @since 2.12 */ public Builder heartbeatSocketTimeout(final int socketTimeout) { this.heartbeatSocketTimeout = socketTimeout; return this; } /** * Sets the local threshold. * * @param localThreshold the acceptable latency difference, in milliseconds, which must be >= 0 * @return {@code this} * @throws IllegalArgumentException if {@code localThreshold < 0} * @see com.mongodb.MongoClientOptions#getLocalThreshold() * @since 2.13.0 */ public Builder localThreshold(final int localThreshold) { isTrueArgument("localThreshold must be >= 0", localThreshold >= 0); this.localThreshold = localThreshold; return this; } /** * Sets the required replica set name for the cluster. * * @param requiredReplicaSetName the required replica set name for the replica set. * @return this * @see MongoClientOptions#getRequiredReplicaSetName() * @since 2.12 */ public Builder requiredReplicaSetName(final String requiredReplicaSetName) { this.requiredReplicaSetName = requiredReplicaSetName; return this; } /** * Set options for auto-encryption. * * @param autoEncryptionSettings auto encryption settings * @return this * @since 3.11 */ public Builder autoEncryptionSettings(final AutoEncryptionSettings autoEncryptionSettings) { this.autoEncryptionSettings = autoEncryptionSettings; return this; } /** * Sets defaults to be what they are in {@code MongoOptions}. * * @return {@code this} * @see MongoOptions * @deprecated there is no replacement for this method */ @Deprecated public Builder legacyDefaults() { this.connectionsPerHost(10).writeConcern(WriteConcern.UNACKNOWLEDGED); return this; } /** * Build an instance of MongoClientOptions. * * @return the options from this builder */ public MongoClientOptions build() { return new MongoClientOptions(this); } } }




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