/*
* 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 in the distribution for a full listing
* of individual contributors.
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
* (C) 2005-2006,
* @author JBoss Inc.
*/
/*
* Copyright (C) 2002,
*
* Arjuna Technologies Limited,
* Newcastle upon Tyne,
* Tyne and Wear,
* UK.
*
* $Id: SynchronizationAction.java,v 1.3 2004/03/15 13:25:23 nmcl Exp $
*/
package com.arjuna.mwlabs.wstx.model.as.twophase.resource;
import com.arjuna.ats.arjuna.state.*;
import com.arjuna.mw.wstx.resource.Synchronization;
import com.arjuna.mw.wstx.common.*;
import com.arjuna.mw.wscf.common.Qualifier;
import com.arjuna.mw.wscf.model.as.coordinator.Message;
import com.arjuna.mw.wscf.model.as.coordinator.twophase.messages.*;
import com.arjuna.mw.wscf.model.as.coordinator.twophase.outcomes.*;
import com.arjuna.mw.wscf.model.twophase.common.TwoPhaseResult;
import com.arjuna.mw.wscf.model.twophase.outcomes.*;
import com.arjuna.mw.wsas.activity.Outcome;
import com.arjuna.mw.wsas.exceptions.SystemException;
import com.arjuna.mw.wsas.exceptions.WrongStateException;
import com.arjuna.mw.wsas.exceptions.ProtocolViolationException;
import com.arjuna.mw.wstx.exceptions.*;
import java.util.Hashtable;
/**
* This class represents the synchronization-phase aware participants that are
* enrolled with the transaction. It wraps the actual participants that have
* pre- and post- two-phase operations on them and translated to/from the
* low-level WSCF protocol.
*
* @author Mark Little (mark.little@arjuna.com)
* @version $Id: SynchronizationAction.java,v 1.3 2004/03/15 13:25:23 nmcl Exp $
* @since 1.0.
*/
public class SynchronizationAction implements com.arjuna.mw.wscf.model.as.coordinator.Participant
{
public SynchronizationAction (Synchronization res)
{
_resource = res;
}
public Outcome processMessage (Message notification) throws WrongStateException, ProtocolViolationException, SystemException
{
if (_resource == null)
return new CoordinationOutcome(TwoPhaseResult.FINISH_ERROR);
Outcome result = new CoordinationOutcome(TwoPhaseResult.FINISH_ERROR);
if (notification instanceof BeforeCompletion)
{
try
{
_resource.beforeCompletion();
return null;
}
catch (SystemException ex)
{
throw ex;
}
}
if (notification instanceof AfterCompletion)
{
try
{
_resource.afterCompletion(((AfterCompletion) notification).status());
return null;
}
catch (SystemException ex)
{
throw ex;
}
}
return result;
}
/**
* These methods are required so that the coordinator can serialise and
* de-serialise information about the inferior during completion and
* recovery.
*/
public boolean packState (OutputObjectState os)
{
return true;
}
public boolean unpackState (InputObjectState os)
{
return false;
}
public String identity () throws SystemException
{
return "SynchronizationAction";
}
private Synchronization _resource;
}