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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.test.unit.ack;
import org.apache.qpid.client.AMQDestination;
import org.apache.qpid.client.AMQSession;
import org.apache.qpid.test.utils.FailoverBaseCase;
import javax.jms.Connection;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.Queue;
import javax.jms.Session;
public class Acknowledge2ConsumersTest extends FailoverBaseCase
{
protected static int NUM_MESSAGES = 100;
protected Connection _con;
protected Queue _queue;
private Session _producerSession;
private Session _consumerSession;
private MessageConsumer _consumerA;
@Override
protected void setUp() throws Exception
{
super.setUp();
_queue = (Queue) getInitialContext().lookup("queue");
//Create Producer put some messages on the queue
_con = getConnection();
}
private void init(boolean transacted, int mode) throws JMSException
{
_producerSession = _con.createSession(true, Session.SESSION_TRANSACTED);
_consumerSession = _con.createSession(transacted, mode);
_consumerA = _consumerSession.createConsumer(_queue);
_con.start();
}
/**
* Produces Messages that
*
* @param transacted
* @param mode
*
* @throws Exception
*/
private void test2ConsumersAcking(boolean transacted, int mode) throws Exception
{
init(transacted, mode);
// These should all end up being prefetched by sessionA
sendMessage(_producerSession, _queue, NUM_MESSAGES / 2);
//Create a second consumer (consumerB) to consume some of the messages
MessageConsumer consumerB = _consumerSession.createConsumer(_queue);
// These messages should be roundrobined between A and B
sendMessage(_producerSession, _queue, NUM_MESSAGES / 2);
int count = 0;
//Use consumerB to receive messages it has
Message msg = consumerB.receive(1500);
while (msg != null)
{
if (mode == Session.CLIENT_ACKNOWLEDGE)
{
msg.acknowledge();
}
count++;
msg = consumerB.receive(1500);
}
if (transacted)
{
_consumerSession.commit();
}
// Close the consumers
_consumerA.close();
consumerB.close();
// and close the session to release any prefetched messages.
_consumerSession.close();
assertEquals("Wrong number of messages on queue", NUM_MESSAGES - count,
((AMQSession) _producerSession).getQueueDepth((AMQDestination) _queue));
// Clean up messages that may be left on the queue
_consumerSession = _con.createSession(transacted, mode);
_consumerA = _consumerSession.createConsumer(_queue);
msg = _consumerA.receive(1500);
while (msg != null)
{
if (mode == Session.CLIENT_ACKNOWLEDGE)
{
msg.acknowledge();
}
msg = _consumerA.receive(1500);
}
_consumerA.close();
if (transacted)
{
_consumerSession.commit();
}
_consumerSession.close();
}
public void test2ConsumersAutoAck() throws Exception
{
test2ConsumersAcking(false, Session.AUTO_ACKNOWLEDGE);
}
public void test2ConsumersClientAck() throws Exception
{
test2ConsumersAcking(false, Session.CLIENT_ACKNOWLEDGE);
}
public void test2ConsumersTx() throws Exception
{
test2ConsumersAcking(true, Session.SESSION_TRANSACTED);
}
//
// /**
// * Check that session level acknowledge does correctly ack all previous
// * values. Send 3 messages(0,1,2) then ack 1 and 2. If session ack is
// * working correctly then acking 1 will also ack 0. Acking 2 will not
// * attempt to re-ack 0 and 1.
// *
// * @throws Exception
// */
// public void testSessionAck() throws Exception
// {
// init(false, Session.CLIENT_ACKNOWLEDGE);
//
// sendMessage(_producerSession, _queue, 3);
// Message msg;
//
// // Drop msg 0
// _consumerA.receive(RECEIVE_TIMEOUT);
//
// // Take msg 1
// msg = _consumerA.receive(RECEIVE_TIMEOUT);
//
// assertNotNull("Message 1 not correctly received.", msg);
// assertEquals("Incorrect message received", 1, msg.getIntProperty(INDEX));
//
// // This should also ack msg 0
// msg.acknowledge();
//
// // Take msg 2
// msg = _consumerA.receive(RECEIVE_TIMEOUT);
//
// assertNotNull("Message 2 not correctly received.", msg);
// assertEquals("Incorrect message received", 2, msg.getIntProperty(INDEX));
//
// // This should just ack msg 2
// msg.acknowledge();
//
// _consumerA.close();
// _consumerSession.close();
//
// assertEquals("Queue not empty.", 0,
// ((AMQSession) _producerSession).getQueueDepth((AMQDestination) _queue));
// _con.close();
//
//
// }
}
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