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ActiveMQ example source code file (ObjectMessageNotSerializableTest.java)
This example ActiveMQ source code file (ObjectMessageNotSerializableTest.java) is included in the DevDaily.com
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The ActiveMQ ObjectMessageNotSerializableTest.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.usecases;
import java.util.Vector;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import javax.jms.Connection;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;
import junit.framework.Test;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.ActiveMQSession;
import org.apache.activemq.CombinationTestSupport;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQObjectMessage;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ActiveMQTopic;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ObjectMessageNotSerializableTest extends CombinationTestSupport {
private static final Logger LOG = LoggerFactory.getLogger(ObjectMessageNotSerializableTest.class);
BrokerService broker;
AtomicInteger numReceived = new AtomicInteger(0);
final Vector<Throwable> exceptions = new Vector();
public static Test suite() {
return suite(ObjectMessageNotSerializableTest.class);
}
public static void main(String[] args) {
junit.textui.TestRunner.run(suite());
}
protected void setUp() throws Exception {
exceptions.clear();
broker = createBroker();
}
public void testSendNotSerializeableObjectMessage() throws Exception {
final ActiveMQDestination destination = new ActiveMQQueue("testQ");
final MyObject obj = new MyObject("A message");
final CountDownLatch consumerStarted = new CountDownLatch(1);
Thread vmConsumerThread = new Thread("Consumer Thread") {
public void run() {
try {
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost");
factory.setOptimizedMessageDispatch(true);
factory.setObjectMessageSerializationDefered(true);
factory.setCopyMessageOnSend(false);
Connection connection = factory.createConnection();
Session session = (ActiveMQSession)connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageConsumer consumer = session.createConsumer(destination);
connection.start();
consumerStarted.countDown();
ActiveMQObjectMessage message = (ActiveMQObjectMessage)consumer.receive(30000);
if ( message != null ) {
MyObject object = (MyObject)message.getObject();
LOG.info("Got message " + object.getMessage());
numReceived.incrementAndGet();
}
consumer.close();
} catch (Throwable ex) {
exceptions.add(ex);
}
}
};
vmConsumerThread.start();
Thread producingThread = new Thread("Producing Thread") {
public void run() {
try {
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost");
factory.setOptimizedMessageDispatch(true);
factory.setObjectMessageSerializationDefered(true);
factory.setCopyMessageOnSend(false);
Connection connection = factory.createConnection();
Session session = (ActiveMQSession)connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageProducer producer = session.createProducer(destination);
ActiveMQObjectMessage message = (ActiveMQObjectMessage)session.createObjectMessage();
message.setObject(obj);
producer.send(message);
producer.close();
} catch (Throwable ex) {
exceptions.add(ex);
}
}
};
assertTrue("consumers started", consumerStarted.await(10, TimeUnit.SECONDS));
producingThread.start();
vmConsumerThread.join();
producingThread.join();
assertEquals("writeObject called", 0, obj.getWriteObjectCalled());
assertEquals("readObject called", 0, obj.getReadObjectCalled());
assertEquals("readObjectNoData called", 0, obj.getReadObjectNoDataCalled());
assertEquals("Got expected messages", 1, numReceived.get());
assertTrue("no unexpected exceptions: " + exceptions, exceptions.isEmpty());
}
public void testSendNotSerializeableObjectMessageOverTcp() throws Exception {
final ActiveMQDestination destination = new ActiveMQTopic("testTopic");
final MyObject obj = new MyObject("A message");
final CountDownLatch consumerStarted = new CountDownLatch(3);
final Vector<Throwable> exceptions = new Vector();
Thread vmConsumerThread = new Thread("Consumer Thread") {
public void run() {
try {
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost");
factory.setOptimizedMessageDispatch(true);
factory.setObjectMessageSerializationDefered(true);
factory.setCopyMessageOnSend(false);
Connection connection = factory.createConnection();
Session session = (ActiveMQSession)connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageConsumer consumer = session.createConsumer(destination);
connection.start();
consumerStarted.countDown();
ActiveMQObjectMessage message = (ActiveMQObjectMessage)consumer.receive(30000);
if ( message != null ) {
MyObject object = (MyObject)message.getObject();
LOG.info("Got message " + object.getMessage());
numReceived.incrementAndGet();
}
consumer.close();
} catch (Throwable ex) {
exceptions.add(ex);
}
}
};
vmConsumerThread.start();
Thread tcpConsumerThread = new Thread("Consumer Thread") {
public void run() {
try {
ActiveMQConnectionFactory factory =
new ActiveMQConnectionFactory(broker.getTransportConnectors().get(0).getConnectUri());
factory.setOptimizedMessageDispatch(true);
Connection connection = factory.createConnection();
Session session = (ActiveMQSession)connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageConsumer consumer = session.createConsumer(destination);
connection.start();
consumerStarted.countDown();
ActiveMQObjectMessage message = (ActiveMQObjectMessage)consumer.receive(30000);
if ( message != null ) {
MyObject object = (MyObject)message.getObject();
LOG.info("Got message " + object.getMessage());
numReceived.incrementAndGet();
assertEquals("readObject called", 1, object.getReadObjectCalled());
}
consumer.close();
} catch (Throwable ex) {
exceptions.add(ex);
}
}
};
tcpConsumerThread.start();
Thread notherVmConsumerThread = new Thread("Consumer Thread") {
public void run() {
try {
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost");
factory.setOptimizedMessageDispatch(true);
factory.setObjectMessageSerializationDefered(true);
factory.setCopyMessageOnSend(false);
Connection connection = factory.createConnection();
Session session = (ActiveMQSession)connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageConsumer consumer = session.createConsumer(destination);
connection.start();
consumerStarted.countDown();
ActiveMQObjectMessage message = (ActiveMQObjectMessage)consumer.receive(30000);
if ( message != null ) {
MyObject object = (MyObject)message.getObject();
LOG.info("Got message " + object.getMessage());
numReceived.incrementAndGet();
}
consumer.close();
} catch (Throwable ex) {
exceptions.add(ex);
}
}
};
notherVmConsumerThread.start();
Thread producingThread = new Thread("Producing Thread") {
public void run() {
try {
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost");
factory.setOptimizedMessageDispatch(true);
factory.setObjectMessageSerializationDefered(true);
factory.setCopyMessageOnSend(false);
Connection connection = factory.createConnection();
Session session = (ActiveMQSession)connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageProducer producer = session.createProducer(destination);
ActiveMQObjectMessage message = (ActiveMQObjectMessage)session.createObjectMessage();
message.setObject(obj);
producer.send(message);
producer.close();
} catch (Throwable ex) {
exceptions.add(ex);
}
}
};
assertTrue("consumers started", consumerStarted.await(10, TimeUnit.SECONDS));
producingThread.start();
vmConsumerThread.join();
tcpConsumerThread.join();
notherVmConsumerThread.join();
producingThread.join();
assertEquals("writeObject called", 1, obj.getWriteObjectCalled());
assertEquals("readObject called", 0, obj.getReadObjectCalled());
assertEquals("readObjectNoData called", 0, obj.getReadObjectNoDataCalled());
assertEquals("Got expected messages", 3, numReceived.get());
assertTrue("no unexpected exceptions: " + exceptions, exceptions.isEmpty());
}
private BrokerService createBroker() throws Exception {
BrokerService broker = new BrokerService();
broker.setPersistent(false);
broker.setUseJmx(false);
broker.addConnector("tcp://localhost:0");
broker.start();
broker.waitUntilStarted();
return broker;
}
protected void tearDown() throws Exception {
broker.stop();
broker.waitUntilStopped();
}
}
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