ActiveMQ example source code file (CompositeQueueTest.java)

This example ActiveMQ source code file (CompositeQueueTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - ActiveMQ tags/keywords

activemqqueue, bar, brokerservice, consumerbean, consumerbean, destination, destination, exception, exception, messageconsumer, net, network, string, textmessage, textmessage, xbeanbrokerfactory

The ActiveMQ CompositeQueueTest.java source code

/**
 * 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.broker.virtual;

import java.net.URI;

import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;

import org.apache.activemq.EmbeddedBrokerTestSupport;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ActiveMQTopic;
import org.apache.activemq.spring.ConsumerBean;
import org.apache.activemq.xbean.XBeanBrokerFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * 
 * 
 */
public class CompositeQueueTest extends EmbeddedBrokerTestSupport {

    private static final Logger LOG = LoggerFactory.getLogger(CompositeQueueTest.class);
    
    protected int total = 10;
    protected Connection connection;
    public String messageSelector1, messageSelector2 = null;


    public void testVirtualTopicCreation() throws Exception {
        if (connection == null) {
            connection = createConnection();
        }
        connection.start();

        ConsumerBean messageList1 = new ConsumerBean();
        ConsumerBean messageList2 = new ConsumerBean();
        messageList1.setVerbose(true);
        messageList2.setVerbose(true);

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        
        Destination producerDestination = getProducerDestination();
        Destination destination1 = getConsumer1Dsetination();
        Destination destination2 = getConsumer2Dsetination();
        
        LOG.info("Sending to: " + producerDestination);
        LOG.info("Consuming from: " + destination1 + " and " + destination2);
        
        MessageConsumer c1 = session.createConsumer(destination1, messageSelector1);
        MessageConsumer c2 = session.createConsumer(destination2, messageSelector2);

        c1.setMessageListener(messageList1);
        c2.setMessageListener(messageList2);

        // create topic producer
        MessageProducer producer = session.createProducer(producerDestination);
        assertNotNull(producer);

        for (int i = 0; i < total; i++) {
            producer.send(createMessage(session, i));
        }

        assertMessagesArrived(messageList1, messageList2);
    }

    protected void assertMessagesArrived(ConsumerBean messageList1, ConsumerBean messageList2) {
        messageList1.assertMessagesArrived(total);
        messageList2.assertMessagesArrived(total);
    }

    protected TextMessage createMessage(Session session, int i) throws JMSException {
        TextMessage textMessage = session.createTextMessage("message: " + i);
        if (i % 2 != 0) {
            textMessage.setStringProperty("odd", "yes");
        } else {
            textMessage.setStringProperty("odd", "no");
        }
        textMessage.setIntProperty("i", i);
        return textMessage;
    }

    protected Destination getConsumer1Dsetination() {
        return new ActiveMQQueue("FOO");
    }

    protected Destination getConsumer2Dsetination() {
        return new ActiveMQTopic("BAR");
    }

    protected Destination getProducerDestination() {
        return new ActiveMQQueue("MY.QUEUE");
    }

    protected void tearDown() throws Exception {
        if (connection != null) {
            connection.close();
        }
        super.tearDown();
    }

    protected BrokerService createBroker() throws Exception {
        XBeanBrokerFactory factory = new XBeanBrokerFactory();
        BrokerService answer = factory.createBroker(new URI(getBrokerConfigUri()));
        return answer;
    }

    protected String getBrokerConfigUri() {
        return "org/apache/activemq/broker/virtual/composite-queue.xml";
    }
}