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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.qpid.client.transport;
import org.apache.qpid.client.AMQConnection;
import org.apache.qpid.client.protocol.AMQProtocolHandler;
import org.apache.qpid.pool.ReadWriteThreadModel;
import org.apache.qpid.jms.BrokerDetails;
import org.apache.log4j.Logger;
import org.apache.mina.common.ByteBuffer;
import org.apache.mina.common.ConnectFuture;
import org.apache.mina.common.IoConnector;
import org.apache.mina.common.SimpleByteBufferAllocator;
import org.apache.mina.transport.socket.nio.SocketConnectorConfig;
import org.apache.mina.transport.socket.nio.SocketSessionConfig;
import java.io.IOException;
import java.net.InetSocketAddress;
public class SocketTransportConnection implements ITransportConnection
{
private static final Logger _logger = Logger.getLogger(SocketTransportConnection.class);
private static final int DEFAULT_BUFFER_SIZE = 32 * 1024;
private SocketConnectorFactory _socketConnectorFactory;
static interface SocketConnectorFactory {
IoConnector newSocketConnector();
}
public SocketTransportConnection(SocketConnectorFactory socketConnectorFactory)
{
_socketConnectorFactory = socketConnectorFactory;
}
public void connect(AMQProtocolHandler protocolHandler, BrokerDetails brokerDetail)
throws IOException
{
ByteBuffer.setUseDirectBuffers(Boolean.getBoolean("amqj.enableDirectBuffers"));
// the MINA default is currently to use the pooled allocator although this may change in future
// once more testing of the performance of the simple allocator has been done
if (!Boolean.getBoolean("amqj.enablePooledAllocator"))
{
_logger.warn("Using SimpleByteBufferAllocator");
ByteBuffer.setAllocator(new SimpleByteBufferAllocator());
}
final IoConnector ioConnector = _socketConnectorFactory.newSocketConnector();
SocketConnectorConfig cfg = (SocketConnectorConfig) ioConnector.getDefaultConfig();
// if we do not use our own thread model we get the MINA default which is to use
// its own leader-follower model
boolean readWriteThreading = Boolean.getBoolean("amqj.shared_read_write_pool");
if (readWriteThreading)
{
cfg.setThreadModel(new ReadWriteThreadModel());
}
SocketSessionConfig scfg = (SocketSessionConfig) cfg.getSessionConfig();
scfg.setTcpNoDelay("true".equalsIgnoreCase(System.getProperty("amqj.tcpNoDelay", "true")));
scfg.setSendBufferSize(Integer.getInteger("amqj.sendBufferSize", DEFAULT_BUFFER_SIZE));
_logger.info("send-buffer-size = " + scfg.getSendBufferSize());
scfg.setReceiveBufferSize(Integer.getInteger("amqj.receiveBufferSize", DEFAULT_BUFFER_SIZE));
_logger.info("recv-buffer-size = " + scfg.getReceiveBufferSize());
final InetSocketAddress address = new InetSocketAddress(brokerDetail.getHost(), brokerDetail.getPort());
protocolHandler.setUseSSL(brokerDetail.useSSL());
_logger.info("Attempting connection to " + address);
ConnectFuture future = ioConnector.connect(address, protocolHandler);
// wait for connection to complete
if (future.join(brokerDetail.getTimeout()))
{
// we call getSession which throws an IOException if there has been an error connecting
future.getSession();
}
else
{
throw new IOException("Timeout waiting for connection.");
}
}
}
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