/*
* JBoss, Home of Professional Open Source.
* Copyright 2009, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.test.ejb3.jbpapp2260;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import javax.annotation.Resource;
import javax.ejb.ActivationConfigProperty;
import javax.ejb.MessageDriven;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageListener;
import javax.transaction.SystemException;
import javax.transaction.TransactionManager;
import org.jboss.logging.Logger;
import org.jboss.test.ejb3.common.AbstractReplierMDB;
/**
* @author <a href="mailto:cdewolf@redhat.com">Carlo de Wolf</a>
* @version $Revision: $
*/
@MessageDriven(activationConfig = {
@ActivationConfigProperty(propertyName = "destinationType", propertyValue = "javax.jms.Queue"),
@ActivationConfigProperty(propertyName = "destination", propertyValue = "queue/jbpapp2260"),
@ActivationConfigProperty(propertyName = "maxSession", propertyValue = "1"),
@ActivationConfigProperty(propertyName = "dLQMaxResent", propertyValue = "1"),
@ActivationConfigProperty(propertyName = "maxMessages", propertyValue = "50") })
public class TransactionMDB extends AbstractReplierMDB implements MessageListener
{
private static final Logger log = Logger.getLogger(TransactionMDB.class);
// this goes against spec, normally you would use BMT and UserTransaction
@Resource(mappedName="java:/TransactionManager")
private TransactionManager tm;
private ConcurrentHashMap<String, AtomicInteger> stats = new ConcurrentHashMap<String, AtomicInteger>();
public void onMessage(Message message)
{
try
{
log.info(Thread.currentThread() + " " + this + " " + tm.getTransaction());
// The original plan was to get the tx in a rollback state and then
// observe the next message failing. This has a drawback that communicating
// back to the test case is a bit awkward.
// if(message instanceof TextMessage)
// {
// String cmd = ((TextMessage) message).getText();
// if(cmd.equals("abort"))
// {
// log.info("setting tx to rollback only");
// tm.setRollbackOnly();
// }
// else if(cmd.equals("RuntimeException"))
// {
// log.info("throwing a RuntimeException");
// throw new RuntimeException("throw it");
// }
// }
// So instead let's keep track of the transactions.
String key = tm.getTransaction().toString();
if(stats.get(key) == null)
stats.put(key, new AtomicInteger());
stats.get(key).incrementAndGet();
// a minimal sleep to make sure we build up some backlog
sleep(10, MILLISECONDS);
sendReply(message.getJMSReplyTo(), stats);
}
catch(JMSException e)
{
throw new RuntimeException(e);
}
catch (SystemException e)
{
throw new RuntimeException(e);
}
}
private void sleep(int duration, TimeUnit unit)
{
long millis = MILLISECONDS.convert(duration, unit);
try
{
Thread.sleep(millis);
}
catch(InterruptedException e)
{
// ignore
}
}
}