/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, 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.ejb3.stateless;
import org.jboss.aop.advice.Interceptor;
import org.jboss.aop.joinpoint.Invocation;
import org.jboss.ejb3.*;
import org.jboss.ejb3.pool.Pool;
import org.jboss.ejb3.stateful.StatefulInstanceInterceptor;
import org.jboss.ejb3.tx.Ejb3TxPolicy;
import org.jboss.logging.Logger;
import javax.ejb.EJBException;
import java.rmi.RemoteException;
/**
* Comment
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @version $Revision: 67042 $
*/
public class StatelessInstanceInterceptor implements Interceptor
{
private static final Logger log = Logger.getLogger(StatelessInstanceInterceptor.class);
public String getName()
{
return "StatelessInstanceInterceptor";
}
public Object invoke(Invocation invocation) throws Throwable
{
EJBContainerInvocation ejb = (EJBContainerInvocation) invocation;
EJBContainer container = (EJBContainer)ejb.getAdvisor();
Pool pool = container.getPool();
BeanContext<?> ctx = pool.get();
ejb.setTargetObject(ctx.getInstance());
ejb.setBeanContext(ctx);
container.pushContext(ctx);
boolean discard = false;
try
{
return ejb.invokeNext();
}
catch (Exception ex)
{
discard = (ex instanceof EJBException) ||
((ex instanceof RuntimeException || ex instanceof RemoteException) && !StatefulInstanceInterceptor.isApplicationException(ex.getClass(), container));
throw ex;
}
finally
{
container.popContext();
ejb.setTargetObject(null);
ejb.setBeanContext(null);
if (discard) pool.discard(ctx);
else pool.release(ctx);
}
}
}