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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.pubsub1;
import org.apache.log4j.Logger;
import org.apache.qpid.client.AMQConnection;
import org.apache.qpid.client.AMQTopic;
import org.apache.qpid.jms.Session;
import org.apache.qpid.exchange.ExchangeDefaults;
import org.apache.qpid.framing.AMQShortString;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;
import javax.jms.Topic;
import java.net.InetAddress;
public class TestSubscriber
{
private static final Logger _logger = Logger.getLogger(TestSubscriber.class);
private static class TestMessageListener implements MessageListener
{
private String _name;
private int _expectedMessageCount;
private int _messageCount;
private long _startTime = 0;
public TestMessageListener(String name, int expectedMessageCount)
{
_name = name;
_expectedMessageCount = expectedMessageCount;
}
public void onMessage(javax.jms.Message message)
{
if (_messageCount++ == 0)
{
_startTime = System.currentTimeMillis();
}
if (_logger.isInfoEnabled())
{
_logger.info(_name + " got message '" + message + "'");
}
if (_messageCount == _expectedMessageCount)
{
long totalTime = System.currentTimeMillis() - _startTime;
_logger.error(_name + ": Total time to receive " + _messageCount + " messages was " +
totalTime + "ms. Rate is " + (_messageCount/(totalTime/1000.0)));
}
if (_messageCount > _expectedMessageCount)
{
_logger.error("Oops! More messages received than expected (" + _messageCount + ")");
}
}
}
public static void main(String[] args)
{
_logger.info("Starting...");
if (args.length != 7)
{
System.out.println("Usage: host port username password virtual-path expectedMessageCount selector");
System.exit(1);
}
try
{
InetAddress address = InetAddress.getLocalHost();
AMQConnection con1 = new AMQConnection(args[0], Integer.parseInt(args[1]), args[2], args[3],
address.getHostName(), args[4]);
final Session session1 = con1.createSession(false, Session.AUTO_ACKNOWLEDGE);
AMQConnection con2 = new AMQConnection(args[0], Integer.parseInt(args[1]), args[2], args[3],
address.getHostName(), args[4]);
final Session session2 = con2.createSession(false, Session.AUTO_ACKNOWLEDGE);
String selector = args[6];
final int expectedMessageCount = Integer.parseInt(args[5]);
_logger.info("Message selector is <" + selector + ">...");
Topic t = new AMQTopic(session1.getDefaultTopicExchangeName(), new AMQShortString("cbr"));
MessageConsumer consumer1 = session1.createConsumer(t,
100, false, false, selector);
MessageConsumer consumer2 = session2.createConsumer(t,
100, false, false, selector);
consumer1.setMessageListener(new TestMessageListener("ML 1", expectedMessageCount));
consumer2.setMessageListener(new TestMessageListener("ML 2", expectedMessageCount));
con1.start();
con2.start();
}
catch (Throwable t)
{
System.err.println("Fatal error: " + t);
t.printStackTrace();
}
System.out.println("Waiting...");
}
}
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