ActiveMQ example source code file (JmsQueueSendReceiveTwoConnectionsStartBeforeBrokerTest.java)

This example ActiveMQ source code file (JmsQueueSendReceiveTwoConnectionsStartBeforeBrokerTest.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

activemqconnectionfactory, activemqconnectionfactory, brokerservice, brokerservice, caught, exception, exception, interruptedexception, jmsqueuesendreceivetwoconnectionsstartbeforebrokertest, lets, logger, queue, thread, thread, threading, threads, util

The ActiveMQ JmsQueueSendReceiveTwoConnectionsStartBeforeBrokerTest.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 java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;

import org.apache.activemq.broker.BrokerService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * 
 */
public class JmsQueueSendReceiveTwoConnectionsStartBeforeBrokerTest extends JmsQueueSendReceiveTwoConnectionsTest {
    private static final Logger LOG = LoggerFactory.getLogger(JmsQueueSendReceiveTwoConnectionsStartBeforeBrokerTest.class);

    private Queue<Exception> errors = new ConcurrentLinkedQueue();
    private int delayBeforeStartingBroker = 1000;
    private BrokerService broker;

    public void startBroker() {
        // Initialize the broker
        LOG.info("Lets wait: " + delayBeforeStartingBroker + " millis  before creating the broker");
        try {
            Thread.sleep(delayBeforeStartingBroker);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }

        LOG.info("Now starting the broker");
        try {
            broker = new BrokerService();
            broker.setPersistent(false);
            broker.addConnector("tcp://localhost:61616");
            broker.start();
        } catch (Exception e) {
            LOG.info("Caught: " + e);
            errors.add(e);
        }
    }

    protected ActiveMQConnectionFactory createConnectionFactory() throws Exception {
        return new ActiveMQConnectionFactory("failover:(tcp://localhost:61616)?maxReconnectAttempts=10&useExponentialBackOff=false&initialReconnectDelay=200");
    }

    protected void setUp() throws Exception {
        // now lets asynchronously start a broker
        Thread thread = new Thread() {
            public void run() {
                startBroker();
            }
        };
        thread.start();

        super.setUp();
    }

    protected void tearDown() throws Exception {
        super.tearDown();

        if (broker != null) {
            broker.stop();
        }
        if (!errors.isEmpty()) {
            Exception e = errors.remove();
            throw e;
        }
    }

}