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* 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.bugs;
import java.util.HashMap;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import javax.jms.Connection;
import javax.jms.DeliveryMode;
import javax.jms.ExceptionListener;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;
import junit.framework.TestCase;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.store.kahadb.KahaDBPersistenceAdapter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class AMQ4092Test extends TestCase {
private static final Logger log = LoggerFactory.getLogger(AMQ4092Test.class);
static final String QUEUE_NAME = "TEST";
// increase limits to expedite failure
static final int NUM_TO_SEND_PER_PRODUCER = 1000; // 10000
static final int NUM_PRODUCERS = 5; // 40
static final ActiveMQQueue[] DESTINATIONS = new ActiveMQQueue[]{
new ActiveMQQueue("A"),
new ActiveMQQueue("B")
// A/B seems to be sufficient for concurrentStoreAndDispatch=true
};
static final boolean debug = false;
private BrokerService brokerService;
private ActiveMQQueue destination;
private HashMap<Thread, Throwable> exceptions = new HashMap<Thread, Throwable>();
private ExceptionListener exceptionListener = new ExceptionListener() {
@Override
public void onException(JMSException exception) {
exception.printStackTrace();
exceptions.put(Thread.currentThread(), exception);
}
};
@Override
protected void setUp() throws Exception {
brokerService = new BrokerService();
brokerService.setDeleteAllMessagesOnStartup(true);
((KahaDBPersistenceAdapter)brokerService.getPersistenceAdapter()).setConcurrentStoreAndDispatchQueues(false);
brokerService.addConnector("tcp://localhost:0");
brokerService.start();
destination = new ActiveMQQueue();
destination.setCompositeDestinations(DESTINATIONS);
Thread.setDefaultUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
@Override
public void uncaughtException(Thread t, Throwable e) {
exceptions.put(t, e);
}
});
}
@Override
protected void tearDown() throws Exception {
// Stop any running threads.
brokerService.stop();
}
public void testConcurrentGroups() throws Exception {
ExecutorService executorService = Executors.newCachedThreadPool();
executorService.submit(new TestConsumer());
for (int i=0; i<NUM_PRODUCERS; i++) {
executorService.submit(new TestProducer());
}
executorService.shutdown();
executorService.awaitTermination(5, TimeUnit.MINUTES);
assertTrue("no exceptions: " + exceptions, exceptions.isEmpty());
}
class TestProducer implements Runnable {
public void produceMessages() throws Exception {
ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory(
brokerService.getTransportConnectors().get(0).getConnectUri().toString()
);
connectionFactory.setExceptionListener(exceptionListener);
connectionFactory.setUseAsyncSend(true);
Connection connection = connectionFactory.createConnection();
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageProducer producer = session.createProducer(destination);
producer.setDeliveryMode(DeliveryMode.PERSISTENT);
String name = new String(new byte[2*1024]);
for (int i = 1; i <= NUM_TO_SEND_PER_PRODUCER; i++) {
TextMessage message = session.createTextMessage(name + "_" + i);
for (int j=0; j<100; j++) {
message.setStringProperty("Prop" + j, ""+j);
}
message.setStringProperty("JMSXGroupID", Thread.currentThread().getName()+i);
message.setIntProperty("JMSXGroupSeq", 1);
producer.send(message);
}
producer.close();
session.close();
connection.close();
}
@Override
public void run() {
try {
produceMessages();
} catch (Exception e) {
e.printStackTrace();
exceptions.put(Thread.currentThread(), e);
}
}
}
class TestConsumer implements Runnable {
private CountDownLatch finishLatch = new CountDownLatch(1);
public void consume() throws Exception {
ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory(
brokerService.getTransportConnectors().get(0).getConnectUri().toString()
);
connectionFactory.setExceptionListener(exceptionListener);
final int totalMessageCount = NUM_TO_SEND_PER_PRODUCER * DESTINATIONS.length * NUM_PRODUCERS;
final AtomicInteger counter = new AtomicInteger();
final MessageListener listener = new MessageListener() {
public void onMessage(Message message) {
if (debug) {
try {
log.info(((TextMessage) message).getText());
} catch (JMSException e) {
e.printStackTrace();
}
}
boolean first = false;
try {
first = message.getBooleanProperty("JMSXGroupFirstForConsumer");
} catch (JMSException e) {
e.printStackTrace();
exceptions.put(Thread.currentThread(), e);
}
assertTrue("Always is first message", first);
if (counter.incrementAndGet() == totalMessageCount) {
log.info("Got all:" + counter.get());
finishLatch.countDown();
}
}
};
int consumerCount = DESTINATIONS.length * 100;
Connection[] connections = new Connection[consumerCount];
Session[] sessions = new Session[consumerCount];
MessageConsumer[] consumers = new MessageConsumer[consumerCount];
for (int i = 0; i < consumerCount; i++) {
connections[i] = connectionFactory.createConnection();
connections[i].start();
sessions[i] = connections[i].createSession(false, Session.AUTO_ACKNOWLEDGE);
consumers[i] = sessions[i].createConsumer(DESTINATIONS[i%DESTINATIONS.length], null);
consumers[i].setMessageListener(listener);
}
log.info("received " + counter.get() + " messages");
assertTrue("got all messages in time", finishLatch.await(4, TimeUnit.MINUTES));
log.info("received " + counter.get() + " messages");
for (MessageConsumer consumer : consumers) {
consumer.close();
}
for (Session session : sessions) {
session.close();
}
for (Connection connection : connections) {
connection.close();
}
}
@Override
public void run() {
try {
consume();
} catch (Exception e) {
e.printStackTrace();
exceptions.put(Thread.currentThread(), e);
}
}
}
}