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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.requestreply1;
import org.apache.log4j.Logger;
import org.apache.qpid.client.AMQConnection;
import org.apache.qpid.client.AMQQueue;
import org.apache.qpid.jms.Session;
import org.apache.qpid.jms.ConnectionListener;
import org.apache.qpid.AMQException;
import org.apache.qpid.url.URLSyntaxException;
import javax.jms.*;
import java.net.InetAddress;
import java.net.UnknownHostException;
public class ServiceProvidingClient
{
private static final Logger _logger = Logger.getLogger(ServiceProvidingClient.class);
private MessageProducer _destinationProducer;
private Destination _responseDest;
private AMQConnection _connection;
public ServiceProvidingClient(String brokerDetails, String username, String password,
String clientName, String virtualPath, String serviceName)
throws AMQException, JMSException, URLSyntaxException
{
_connection = new AMQConnection(brokerDetails, username, password,
clientName, virtualPath);
_connection.setConnectionListener(new ConnectionListener()
{
public void bytesSent(long count)
{
}
public void bytesReceived(long count)
{
}
public boolean preFailover(boolean redirect)
{
return true;
}
public boolean preResubscribe()
{
return true;
}
public void failoverComplete()
{
_logger.info("App got failover complete callback");
}
});
final Session session = (Session) _connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
_logger.info("Service (queue) name is '" + serviceName + "'...");
AMQQueue destination = new AMQQueue(serviceName);
MessageConsumer consumer = session.createConsumer(destination,
100, true, false, null);
consumer.setMessageListener(new MessageListener()
{
private int _messageCount;
public void onMessage(Message message)
{
//_logger.info("Got message '" + message + "'");
TextMessage tm = (TextMessage) message;
try
{
Destination responseDest = tm.getJMSReplyTo();
if (responseDest == null)
{
_logger.info("Producer not created because the response destination is null.");
return;
}
if (!responseDest.equals(_responseDest))
{
_responseDest = responseDest;
_logger.info("About to create a producer");
_destinationProducer = session.createProducer(responseDest);
_destinationProducer.setDisableMessageTimestamp(true);
_destinationProducer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
_logger.info("After create a producer");
}
}
catch (JMSException e)
{
_logger.error("Error creating destination");
}
_messageCount++;
if (_messageCount % 1000 == 0)
{
_logger.info("Received message total: " + _messageCount);
_logger.info("Sending response to '" + _responseDest + "'");
}
try
{
String payload = "This is a response: sing together: 'Mahnah mahnah...'" + tm.getText();
TextMessage msg = session.createTextMessage(payload);
if (tm.propertyExists("timeSent"))
{
_logger.info("timeSent property set on message");
_logger.info("timeSent value is: " + tm.getLongProperty("timeSent"));
msg.setStringProperty("timeSent", tm.getStringProperty("timeSent"));
}
_destinationProducer.send(msg);
if (_messageCount % 1000 == 0)
{
_logger.info("Sent response to '" + _responseDest + "'");
}
}
catch (JMSException e)
{
_logger.error("Error sending message: " + e, e);
}
}
});
}
public void run() throws JMSException
{
_connection.start();
_logger.info("Waiting...");
}
public static void main(String[] args)
{
_logger.info("Starting...");
if (args.length < 5)
{
System.out.println("Usage: brokerDetails username password virtual-path serviceQueue [selector]");
System.exit(1);
}
String clientId = null;
try
{
InetAddress address = InetAddress.getLocalHost();
clientId = address.getHostName() + System.currentTimeMillis();
}
catch (UnknownHostException e)
{
_logger.error("Error: " + e, e);
}
try
{
ServiceProvidingClient client = new ServiceProvidingClient(args[0], args[1], args[2],
clientId, args[3], args[4]);
client.run();
}
catch (JMSException e)
{
_logger.error("Error: " + e, e);
}
catch (AMQException e)
{
_logger.error("Error: " + e, e);
}
catch (URLSyntaxException e)
{
_logger.error("Error: " + e, e);
}
}
}
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