/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, 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.ejb.plugins;
import org.jboss.ejb.EnterpriseContext;
import org.jboss.ejb.EntityEnterpriseContext;
/**
* An entity bean instance pool.
*
* @version <tt>$Revision: 81030 $</tt>
* @author <a href="mailto:rickard.oberg@telkel.com">Rickard Oberg</a>
* @author <a href="mailto:marc.fleury@telkel.com">Marc Fleury</a>
* @author <a href="mailto:andreas.schaefer@madplanet.com">Andreas Schaefer</a>
* @author <a href="mailto:sacha.labourey@cogito-info.ch">Sacha Labourey</a>
*/
public class EntityInstancePool
extends AbstractInstancePool
{
/**
* Return an instance to the free pool. Reset state
*
* <p>Called in 3 cases:
* <ul>
* <li>Done with finder method
* <li>Removed
* <li>Passivated
* </ul>
*
* @param ctx
*/
public void free(EnterpriseContext ctx)
{
// If transaction still present don't do anything (let the instance be GC)
if (ctx.getTransaction() != null)
{
if( log.isTraceEnabled() )
log.trace("Can Not FREE Entity Context because a Transaction exists.");
return ;
}
super.free(ctx);
}
protected EnterpriseContext create(Object instance)
throws Exception
{
return new EntityEnterpriseContext(instance, getContainer());
}
}