/*
 * 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.connection;

import com.mongodb.MongoClientException;
import com.mongodb.ServerAddress;
import com.mongodb.UnixServerAddress;
import com.mongodb.internal.connection.PowerOfTwoBufferPool;
import com.mongodb.internal.connection.SocketStream;
import com.mongodb.internal.connection.UnixSocketChannelStream;

import javax.net.SocketFactory;
import javax.net.ssl.SSLContext;
import java.security.NoSuchAlgorithmException;

import static com.mongodb.assertions.Assertions.notNull;

Factory for creating instances of SocketStream.
Since:3.0
/** * Factory for creating instances of {@code SocketStream}. * * @since 3.0 */
public class SocketStreamFactory implements StreamFactory { private final SocketSettings settings; private final SslSettings sslSettings; private final SocketFactory socketFactory; private final BufferProvider bufferProvider = new PowerOfTwoBufferPool();
Creates a new factory with the given settings for connecting to servers and the given SSL settings
Params:
  • settings – the SocketSettings for connecting to a MongoDB server
  • sslSettings – whether SSL is enabled.
/** * Creates a new factory with the given settings for connecting to servers and the given SSL settings * * @param settings the SocketSettings for connecting to a MongoDB server * @param sslSettings whether SSL is enabled. */
public SocketStreamFactory(final SocketSettings settings, final SslSettings sslSettings) { this(settings, sslSettings, null); }
Creates a new factory with the given settings for connecting to servers and a factory for creating connections.
Params:
  • settings – the SocketSettings for connecting to a MongoDB server
  • sslSettings – the SSL for connecting to a MongoDB server
  • socketFactory – a SocketFactory for creating connections to servers.
/** * Creates a new factory with the given settings for connecting to servers and a factory for creating connections. * * @param settings the SocketSettings for connecting to a MongoDB server * @param sslSettings the SSL for connecting to a MongoDB server * @param socketFactory a SocketFactory for creating connections to servers. */
public SocketStreamFactory(final SocketSettings settings, final SslSettings sslSettings, final SocketFactory socketFactory) { this.settings = notNull("settings", settings); this.sslSettings = notNull("sslSettings", sslSettings); this.socketFactory = socketFactory; } @Override public Stream create(final ServerAddress serverAddress) { Stream stream; if (serverAddress instanceof UnixServerAddress) { if (sslSettings.isEnabled()) { throw new MongoClientException("Socket based connections do not support ssl"); } stream = new UnixSocketChannelStream((UnixServerAddress) serverAddress, settings, sslSettings, bufferProvider); } else { if (socketFactory != null) { stream = new SocketStream(serverAddress, settings, sslSettings, socketFactory, bufferProvider); } else if (sslSettings.isEnabled()) { stream = new SocketStream(serverAddress, settings, sslSettings, getSslContext().getSocketFactory(), bufferProvider); } else { stream = new SocketStream(serverAddress, settings, sslSettings, SocketFactory.getDefault(), bufferProvider); } } return stream; } private SSLContext getSslContext() { try { return (sslSettings.getContext() == null) ? SSLContext.getDefault() : sslSettings.getContext(); } catch (NoSuchAlgorithmException e) { throw new MongoClientException("Unable to create default SSLContext", e); } } }