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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 junit.framework.TestCase;
import org.apache.log4j.Logger;
import org.apache.log4j.xml.DOMConfigurator;
import org.apache.qpid.client.AMQConnection;
import org.apache.qpid.client.AMQQueue;
import org.apache.qpid.client.AMQSession;
import org.apache.qpid.client.transport.TransportConnection;
import org.apache.qpid.server.registry.ApplicationRegistry;
import org.apache.qpid.server.store.TestableMemoryMessageStore;
import org.apache.qpid.server.util.TestApplicationRegistry;
import javax.jms.*;
public class DisconnectAndRedeliverTest extends TestCase
{
private static final Logger _logger = Logger.getLogger(DisconnectAndRedeliverTest.class);
static
{
String workdir = System.getProperty("QPID_WORK");
if (workdir == null || workdir.equals(""))
{
String tempdir = System.getProperty("java.io.tmpdir");
System.out.println("QPID_WORK not set using tmp directory: " + tempdir);
System.setProperty("QPID_WORK", tempdir);
}
DOMConfigurator.configure("../broker/etc/log4j.xml");
}
protected void setUp() throws Exception
{
super.setUp();
TransportConnection.createVMBroker(1);
ApplicationRegistry.initialise(new TestApplicationRegistry(), 1);
}
protected void tearDown() throws Exception
{
super.tearDown();
TransportConnection.killAllVMBrokers();
}
/**
* This tests that when there are unacknowledged messages on a channel they are requeued for delivery when
* the channel is closed.
*
* @throws Exception
*/
public void testDisconnectRedeliversMessages() throws Exception
{
Connection con = new AMQConnection("vm://:1", "guest", "guest", "consumer1", "/test");
TestableMemoryMessageStore store = (TestableMemoryMessageStore) ApplicationRegistry.getInstance().getMessageStore();
Session consumerSession = (AMQSession) con.createSession(false, Session.CLIENT_ACKNOWLEDGE);
AMQQueue queue = new AMQQueue("someQ", "someQ", false, false);
MessageConsumer consumer = consumerSession.createConsumer(queue);
//force synch to ensure the consumer has resulted in a bound queue
((AMQSession) consumerSession).declareExchangeSynch("amq.direct", "direct");
Connection con2 = new AMQConnection("vm://:1", "guest", "guest", "producer1", "/test");
Session producerSession = con2.createSession(false, Session.CLIENT_ACKNOWLEDGE);
MessageProducer producer = producerSession.createProducer(queue);
_logger.info("Sending four messages");
producer.send(producerSession.createTextMessage("msg1"));
producer.send(producerSession.createTextMessage("msg2"));
producer.send(producerSession.createTextMessage("msg3"));
producer.send(producerSession.createTextMessage("msg4"));
con2.close();
_logger.info("Starting connection");
con.start();
TextMessage tm = (TextMessage) consumer.receive();
tm.acknowledge();
_logger.info("Received and acknowledged first message");
consumer.receive();
consumer.receive();
consumer.receive();
_logger.info("Received all four messages. About to disconnect and reconnect");
con.close();
con = new AMQConnection("vm://:1", "guest", "guest", "consumer1", "/test");
consumerSession = con.createSession(false, Session.CLIENT_ACKNOWLEDGE);
consumer = consumerSession.createConsumer(queue);
_logger.info("Starting second consumer connection");
con.start();
tm = (TextMessage) consumer.receive(3000);
assertEquals("msg2", tm.getText());
tm = (TextMessage) consumer.receive(3000);
assertEquals("msg3", tm.getText());
tm = (TextMessage) consumer.receive(3000);
assertEquals("msg4", tm.getText());
_logger.info("Received redelivery of three messages. Acknowledging last message");
tm.acknowledge();
con.close();
con = new AMQConnection("vm://:1", "guest", "guest", "consumer1", "/test");
consumerSession = con.createSession(false, Session.CLIENT_ACKNOWLEDGE);
consumer = consumerSession.createConsumer(queue);
_logger.info("Starting third consumer connection");
con.start();
tm = (TextMessage) consumer.receiveNoWait();
assertNull(tm);
_logger.info("No messages redelivered as is expected");
con.close();
con = new AMQConnection("vm://:1", "guest", "guest", "consumer1", "/test");
consumerSession = con.createSession(false, Session.CLIENT_ACKNOWLEDGE);
consumer = consumerSession.createConsumer(queue);
_logger.info("Starting fourth consumer connection");
con.start();
tm = (TextMessage) consumer.receive(3000);
assertNull(tm);
_logger.info("No messages redelivered as is expected");
con.close();
_logger.info("Actually:" + store.getMessageMetaDataMap().size());
// assertTrue(store.getMessageMap().size() == 0);
}
/**
* Tests that unacknowledged messages are thrown away when the channel is closed and they cannot be
* requeued (due perhaps to the queue being deleted).
*
* @throws Exception
*/
public void testDisconnectWithTransientQueueThrowsAwayMessages() throws Exception
{
Connection con = new AMQConnection("vm://:1", "guest", "guest", "consumer1", "/test");
TestableMemoryMessageStore store = (TestableMemoryMessageStore) ApplicationRegistry.getInstance().getMessageStore();
Session consumerSession = con.createSession(false, Session.CLIENT_ACKNOWLEDGE);
Queue queue = new AMQQueue("someQ", "someQ", false, true);
MessageConsumer consumer = consumerSession.createConsumer(queue);
//force synch to ensure the consumer has resulted in a bound queue
((AMQSession) consumerSession).declareExchangeSynch("amq.direct", "direct");
Connection con2 = new AMQConnection("vm://:1", "guest", "guest", "producer1", "/test");
Session producerSession = con2.createSession(false, Session.CLIENT_ACKNOWLEDGE);
MessageProducer producer = producerSession.createProducer(queue);
_logger.info("Sending four messages");
producer.send(producerSession.createTextMessage("msg1"));
producer.send(producerSession.createTextMessage("msg2"));
producer.send(producerSession.createTextMessage("msg3"));
producer.send(producerSession.createTextMessage("msg4"));
con2.close();
_logger.info("Starting connection");
con.start();
TextMessage tm = (TextMessage) consumer.receive();
tm.acknowledge();
_logger.info("Received and acknowledged first message");
consumer.receive();
consumer.receive();
consumer.receive();
_logger.info("Received all four messages. About to disconnect and reconnect");
con.close();
con = new AMQConnection("vm://:1", "guest", "guest", "consumer1", "/test");
consumerSession = con.createSession(false, Session.CLIENT_ACKNOWLEDGE);
consumer = consumerSession.createConsumer(queue);
_logger.info("Starting second consumer connection");
con.start();
tm = (TextMessage) consumer.receiveNoWait();
assertNull(tm);
_logger.info("No messages redelivered as is expected");
_logger.info("Actually:" + store.getMessageMetaDataMap().size());
assertTrue(store.getMessageMetaDataMap().size() == 0);
con.close();
}
public static junit.framework.Test suite()
{
return new junit.framework.TestSuite(DisconnectAndRedeliverTest.class);
}
}
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