Java tutorial
/** * 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.activemq; import javax.jms.DeliveryMode; import javax.jms.Destination; import javax.jms.Message; import javax.jms.MessageConsumer; import javax.jms.Topic; import org.apache.activemq.broker.BrokerRegistry; import org.apache.activemq.broker.BrokerService; import org.apache.activemq.broker.region.Queue; import org.apache.activemq.broker.region.RegionBroker; import org.apache.activemq.command.ActiveMQDestination; import org.apache.activemq.command.ActiveMQQueue; import org.apache.activemq.test.JmsTopicSendReceiveTest; import org.apache.activemq.util.Wait; /** * */ public class JmsQueueCompositeSendReceiveTest extends JmsTopicSendReceiveTest { private static final org.apache.commons.logging.Log LOG = org.apache.commons.logging.LogFactory .getLog(JmsQueueCompositeSendReceiveTest.class); /** * Sets a test to have a queue destination and non-persistent delivery mode. * * @see junit.framework.TestCase#setUp() */ protected void setUp() throws Exception { topic = false; deliveryMode = DeliveryMode.NON_PERSISTENT; super.setUp(); } /** * Returns the consumer subject. * * @return String - consumer subject * @see org.apache.activemq.test.TestSupport#getConsumerSubject() */ protected String getConsumerSubject() { return "FOO.BAR.HUMBUG"; } /** * Returns the producer subject. * * @return String - producer subject * @see org.apache.activemq.test.TestSupport#getProducerSubject() */ protected String getProducerSubject() { return "FOO.BAR.HUMBUG,FOO.BAR.HUMBUG2"; } /** * Test if all the messages sent are being received. * * @throws Exception */ public void testSendReceive() throws Exception { super.testSendReceive(); messages.clear(); Destination consumerDestination = consumeSession.createQueue("FOO.BAR.HUMBUG2"); LOG.info("Created consumer destination: " + consumerDestination + " of type: " + consumerDestination.getClass()); MessageConsumer consumer = null; if (durable) { LOG.info("Creating durable consumer"); consumer = consumeSession.createDurableSubscriber((Topic) consumerDestination, getName()); } else { consumer = consumeSession.createConsumer(consumerDestination); } consumer.setMessageListener(this); assertMessagesAreReceived(); LOG.info("" + data.length + " messages(s) received, closing down connections"); } public void testDuplicate() throws Exception { ActiveMQDestination queue = (ActiveMQDestination) session.createQueue("TEST,TEST"); for (int i = 0; i < data.length; i++) { Message message = createMessage(i); configureMessage(message); if (verbose) { LOG.info("About to send a message: " + message + " with text: " + data[i]); } producer.send(queue, message); } Thread.sleep(200); // wait for messages to be queued BrokerService broker = BrokerRegistry.getInstance().lookup("localhost"); final Queue dest = (Queue) ((RegionBroker) broker.getRegionBroker()).getQueueRegion().getDestinationMap() .get(new ActiveMQQueue("TEST")); assertTrue("all messages were received", Wait.waitFor(new Wait.Condition() { public boolean isSatisified() throws Exception { return data.length == dest.getDestinationStatistics().getMessages().getCount(); } })); dest.purge(); assertEquals(0, dest.getDestinationStatistics().getMessages().getCount()); } }