/**
* 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 javax.jms.Connection;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;
import javax.jms.ObjectMessage;
import javax.jms.Session;
import junit.framework.TestCase;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/*
* simulate message flow which cause the following exception in the broker
* (exception logged by client) <p/> 2007-07-24 13:51:23,624
* com.easynet.halo.Halo ERROR (LoggingErrorHandler.java: 23) JMS failure
* javax.jms.JMSException: Transaction 'TX:ID:dmt-53625-1185281414694-1:0:344'
* has not been started. at
* org.apache.activemq.broker.TransactionBroker.getTransaction(TransactionBroker.java:230)
* This appears to be consistent in a MacBook. Haven't been able to replicate it
* on Windows though
*/
public class TransactionNotStartedErrorTest extends TestCase {
private static final Logger LOG = LoggerFactory.getLogger(TransactionNotStartedErrorTest.class);
private static final int counter = 500;
private static int hectorToHaloCtr;
private static int xenaToHaloCtr;
private static int troyToHaloCtr;
private static int haloToHectorCtr;
private static int haloToXenaCtr;
private static int haloToTroyCtr;
private final String hectorToHalo = "hectorToHalo";
private final String xenaToHalo = "xenaToHalo";
private final String troyToHalo = "troyToHalo";
private final String haloToHector = "haloToHector";
private final String haloToXena = "haloToXena";
private final String haloToTroy = "haloToTroy";
private BrokerService broker;
private Connection hectorConnection;
private Connection xenaConnection;
private Connection troyConnection;
private Connection haloConnection;
private final Object lock = new Object();
public Connection createConnection() throws Exception {
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(
broker.getTransportConnectors().get(0).getPublishableConnectString());
return factory.createConnection();
}
public Session createSession(Connection connection, boolean transacted) throws JMSException {
return connection.createSession(transacted, Session.AUTO_ACKNOWLEDGE);
}
public void startBroker() throws Exception {
broker = new BrokerService();
broker.setDeleteAllMessagesOnStartup(true);
broker.setPersistent(true);
broker.setUseJmx(true);
broker.addConnector("tcp://localhost:0").setName("Default");
broker.start();
LOG.info("Starting broker..");
}
public void tearDown() throws Exception {
hectorConnection.close();
xenaConnection.close();
troyConnection.close();
haloConnection.close();
broker.stop();
}
public void testTransactionNotStartedError() throws Exception {
startBroker();
hectorConnection = createConnection();
Thread hectorThread = buildProducer(hectorConnection, hectorToHalo);
Receiver hHectorReceiver = new Receiver() {
public void receive(String s) throws Exception {
haloToHectorCtr++;
if (haloToHectorCtr >= counter) {
synchronized (lock) {
lock.notifyAll();
}
}
}
};
buildReceiver(hectorConnection, haloToHector, false, hHectorReceiver);
troyConnection = createConnection();
Thread troyThread = buildProducer(troyConnection, troyToHalo);
Receiver hTroyReceiver = new Receiver() {
public void receive(String s) throws Exception {
haloToTroyCtr++;
if (haloToTroyCtr >= counter) {
synchronized (lock) {
lock.notifyAll();
}
}
}
};
buildReceiver(hectorConnection, haloToTroy, false, hTroyReceiver);
xenaConnection = createConnection();
Thread xenaThread = buildProducer(xenaConnection, xenaToHalo);
Receiver hXenaReceiver = new Receiver() {
public void receive(String s) throws Exception {
haloToXenaCtr++;
if (haloToXenaCtr >= counter) {
synchronized (lock) {
lock.notifyAll();
}
}
}
};
buildReceiver(xenaConnection, haloToXena, false, hXenaReceiver);
haloConnection = createConnection();
final MessageSender hectorSender = buildTransactionalProducer(haloToHector, haloConnection);
final MessageSender troySender = buildTransactionalProducer(haloToTroy, haloConnection);
final MessageSender xenaSender = buildTransactionalProducer(haloToXena, haloConnection);
Receiver hectorReceiver = new Receiver() {
public void receive(String s) throws Exception {
hectorToHaloCtr++;
troySender.send("halo to troy because of hector");
if (hectorToHaloCtr >= counter) {
synchronized (lock) {
lock.notifyAll();
}
}
}
};
Receiver xenaReceiver = new Receiver() {
public void receive(String s) throws Exception {
xenaToHaloCtr++;
hectorSender.send("halo to hector because of xena");
if (xenaToHaloCtr >= counter) {
synchronized (lock) {
lock.notifyAll();
}
}
}
};
Receiver troyReceiver = new Receiver() {
public void receive(String s) throws Exception {
troyToHaloCtr++;
xenaSender.send("halo to xena because of troy");
if (troyToHaloCtr >= counter) {
synchronized (lock) {
lock.notifyAll();
}
}
}
};
buildReceiver(haloConnection, hectorToHalo, true, hectorReceiver);
buildReceiver(haloConnection, xenaToHalo, true, xenaReceiver);
buildReceiver(haloConnection, troyToHalo, true, troyReceiver);
haloConnection.start();
troyConnection.start();
troyThread.start();
xenaConnection.start();
xenaThread.start();
hectorConnection.start();
hectorThread.start();
waitForMessagesToBeDelivered();
// number of messages received should match messages sent
assertEquals(hectorToHaloCtr, counter);
LOG.info("hectorToHalo received " + hectorToHaloCtr + " messages");
assertEquals(xenaToHaloCtr, counter);
LOG.info("xenaToHalo received " + xenaToHaloCtr + " messages");
assertEquals(troyToHaloCtr, counter);
LOG.info("troyToHalo received " + troyToHaloCtr + " messages");
assertEquals(haloToHectorCtr, counter);
LOG.info("haloToHector received " + haloToHectorCtr + " messages");
assertEquals(haloToXenaCtr, counter);
LOG.info("haloToXena received " + haloToXenaCtr + " messages");
assertEquals(haloToTroyCtr, counter);
LOG.info("haloToTroy received " + haloToTroyCtr + " messages");
}
protected void waitForMessagesToBeDelivered() {
// let's give the listeners enough time to read all messages
long maxWaitTime = counter * 3000;
long waitTime = maxWaitTime;
long start = (maxWaitTime <= 0) ? 0 : System.currentTimeMillis();
synchronized (lock) {
boolean hasMessages = true;
while (hasMessages && waitTime >= 0) {
try {
lock.wait(200);
} catch (InterruptedException e) {
LOG.error(e.toString());
}
// check if all messages have been received
hasMessages = hectorToHaloCtr < counter || xenaToHaloCtr < counter || troyToHaloCtr < counter || haloToHectorCtr < counter || haloToXenaCtr < counter
|| haloToTroyCtr < counter;
waitTime = maxWaitTime - (System.currentTimeMillis() - start);
}
}
}
public MessageSender buildTransactionalProducer(String queueName, Connection connection) throws Exception {
return new MessageSender(queueName, connection, true, false);
}
public Thread buildProducer(Connection connection, final String queueName) throws Exception {
final Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
final MessageSender producer = new MessageSender(queueName, connection, false, false);
Thread thread = new Thread() {
public synchronized void run() {
for (int i = 0; i < counter; i++) {
try {
producer.send(queueName);
if (session.getTransacted()) {
session.commit();
}
} catch (Exception e) {
throw new RuntimeException("on " + queueName + " send", e);
}
}
}
};
return thread;
}
public void buildReceiver(Connection connection, final String queueName, boolean transacted, final Receiver receiver) throws Exception {
final Session session = transacted ? connection.createSession(true, Session.SESSION_TRANSACTED) : connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageConsumer inputMessageConsumer = session.createConsumer(session.createQueue(queueName));
MessageListener messageListener = new MessageListener() {
public void onMessage(Message message) {
try {
ObjectMessage objectMessage = (ObjectMessage)message;
String s = (String)objectMessage.getObject();
receiver.receive(s);
if (session.getTransacted()) {
session.commit();
}
} catch (Exception e) {
e.printStackTrace();
}
}
};
inputMessageConsumer.setMessageListener(messageListener);
}
}