/*
* JBoss, Home of Professional Open Source.
* Copyright 2012, Red Hat, Inc., 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.as.jpa.container;
import java.util.Map;
import javax.transaction.SystemException;
/**
* Listens for UserTransaction events and handles associating the extended persistence context with the JTA transaction.
*
* JPA 2.0 section 7.9.1 Container Responsibilities:
* "For stateful session beans with extended persistence contexts:
* When a business method of the stateful session bean is invoked, if the stateful session bean
* uses bean managed transaction demarcation and a UserTransaction is begun within the
* method, the container associates the persistence context with the JTA transaction and calls
* EntityManager.joinTransaction.
* "
*
* @author Scott Marlow
*/
public class JPAUserTransactionListener implements org.jboss.tm.usertx.UserTransactionListener {
@Override
public void userTransactionStarted() throws SystemException {
Map<String, ExtendedEntityManager> currentActiveEntityManagers = SFSBCallStack.currentSFSBCallStackInvocation();
if (currentActiveEntityManagers != null && currentActiveEntityManagers.size() > 0) {
for (ExtendedEntityManager extendedEntityManager: currentActiveEntityManagers.values()) {
extendedEntityManager.internalAssociateWithJtaTx();
}
}
}
}