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ActiveMQ example source code file (EmbeddedBrokerTestSupport.java)

This example ActiveMQ source code file (EmbeddedBrokerTestSupport.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

activemqdestination, activemqdestination, activemqqueue, activemqtopic, brokerservice, brokerservice, combinationtestsupport, connectionfactory, embeddedbrokertestsupport, exception, exception, jmstemplate, jmstemplate, string

The ActiveMQ EmbeddedBrokerTestSupport.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;

import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ActiveMQTopic;
import org.springframework.jms.core.JmsTemplate;
import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.Destination;

/**
 * A useful base class which creates and closes an embedded broker
 * 
 * 
 */
public abstract class EmbeddedBrokerTestSupport extends CombinationTestSupport {

    protected BrokerService broker;
    // protected String bindAddress = "tcp://localhost:61616";
    protected String bindAddress = "vm://localhost";
    protected ConnectionFactory connectionFactory;
    protected boolean useTopic;
    protected ActiveMQDestination destination;
    protected JmsTemplate template;
    
    protected void setUp() throws Exception {
        if (broker == null) {
            broker = createBroker();
        }
        startBroker();

        connectionFactory = createConnectionFactory();

        destination = createDestination();

        template = createJmsTemplate();
        template.setDefaultDestination(destination);
        template.setPubSubDomain(useTopic);
        template.afterPropertiesSet();
    }

    protected void tearDown() throws Exception {
        if (broker != null) {
            broker.stop();
        }
    }

    /**
     * Factory method to create a new {@link JmsTemplate}
     * 
     * @return a newly created JmsTemplate
     */
    protected JmsTemplate createJmsTemplate() {
        return new JmsTemplate(connectionFactory);
    }

    /**
     * Factory method to create a new {@link Destination}
     * 
     * @return newly created Destinaiton
     */
    protected ActiveMQDestination createDestination() {
        return createDestination(getDestinationString());
    }

    /**
     * Factory method to create the destination in either the queue or topic
     * space based on the value of the {@link #useTopic} field
     */
    protected ActiveMQDestination createDestination(String subject) {
        if (useTopic) {
            return new ActiveMQTopic(subject);
        } else {
            return new ActiveMQQueue(subject);
        }
    }

    /**
     * Returns the name of the destination used in this test case
     */
    protected String getDestinationString() {
        return getClass().getName() + "." + getName();
    }

    /**
     * Factory method to create a new {@link ConnectionFactory} instance
     * 
     * @return a newly created connection factory
     */
    protected ConnectionFactory createConnectionFactory() throws Exception {
        return new ActiveMQConnectionFactory(bindAddress);
    }

    /**
     * Factory method to create a new broker
     * 
     * @throws Exception
     */
    protected BrokerService createBroker() throws Exception {
        BrokerService answer = new BrokerService();
        answer.setPersistent(isPersistent());
        answer.addConnector(bindAddress);
        return answer;
    }

    protected void startBroker() throws Exception {
        broker.start();
    }

    /**
     * @return whether or not persistence should be used
     */
    protected boolean isPersistent() {
        return false;
    }

    /**
     * Factory method to create a new connection
     */
    protected Connection createConnection() throws Exception {
        return connectionFactory.createConnection();
    }
}

Other ActiveMQ examples (source code examples)

Here is a short list of links related to this ActiveMQ EmbeddedBrokerTestSupport.java source code file:

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