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/*
* 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: BusinessAgreementWithParticipantCompletionImple.java,v 1.1.2.2 2004/08/09 12:34:26 nmcl Exp $
*/
package com.arjuna.mwlabs.wst11.ba.participants;
// import com.arjuna.mw.wst.resources.BusinessAgreement;
import com.arjuna.ats.arjuna.state.InputObjectState;
import com.arjuna.ats.arjuna.state.OutputObjectState;
import com.arjuna.mw.wsas.exceptions.SystemException;
import com.arjuna.mw.wsas.exceptions.WrongStateException;
import com.arjuna.mw.wscf.exceptions.InvalidParticipantException;
import com.arjuna.mw.wscf.model.sagas.exceptions.CompensateFailedException;
import com.arjuna.mw.wscf.model.sagas.exceptions.CancelFailedException;
import com.arjuna.mwlabs.wst.util.PersistableParticipantHelper;
import com.arjuna.mwlabs.wst11.ba.remote.BAParticipantManagerImple;
import com.arjuna.wst.BusinessAgreementWithParticipantCompletionParticipant;
import com.arjuna.wst11.BAParticipantManager;
import java.io.IOException;
// TODO crash recovery (for EVERYTHING!!)
// TODO re-architect!!
/**
* @author Mark Little ([email protected])
* @version $Id: BusinessAgreementWithParticipantCompletionImple.java,v 1.1.2.2
* 2004/08/09 12:34:26 nmcl Exp $
* @since 1.0.
*/
public class BusinessAgreementWithParticipantCompletionImple implements
com.arjuna.mw.wscf.model.sagas.participants.Participant
{
/**
* this constructor installs a participant manager which routes messages via the current activity
* @param resource
* @param id
*/
public BusinessAgreementWithParticipantCompletionImple(
BusinessAgreementWithParticipantCompletionParticipant resource,
String id)
{
this(new BAParticipantManagerImple(id), resource, id);
}
/**
* this constructor installs the supplied participant manager
* @param participantManager
* @param resource
* @param id
*/
public BusinessAgreementWithParticipantCompletionImple(
BAParticipantManager participantManager,
BusinessAgreementWithParticipantCompletionParticipant resource,
String id)
{
_baParticipantManager = participantManager;
_resource = resource;
_identifier = id;
}
/**
* this constructor is used during recovery and does not install a participant manager. the resource
* and identifier will be initialised by loading saved state
*/
public BusinessAgreementWithParticipantCompletionImple()
{
_resource = null;
_identifier = null;
_baParticipantManager = null;
}
public void close () throws InvalidParticipantException,
WrongStateException, SystemException
{
try
{
if (_resource != null)
{
_resource.close();
}
else
throw new InvalidParticipantException();
}
catch (com.arjuna.wst.WrongStateException ex)
{
throw new WrongStateException(ex.toString());
}
catch (com.arjuna.wst.SystemException ex)
{
throw new SystemException(ex.toString());
}
}
public void cancel () throws CancelFailedException, InvalidParticipantException,
WrongStateException, SystemException
{
try
{
if (_resource != null)
{
_resource.cancel();
}
else
throw new InvalidParticipantException();
}
catch (com.arjuna.wst.WrongStateException ex)
{
throw new WrongStateException(ex.toString());
}
catch (com.arjuna.wst.FaultedException ex)
{
// we can see this in 1.1
throw new CancelFailedException(ex.toString());
}
catch (com.arjuna.wst.SystemException ex)
{
throw new SystemException(ex.toString());
}
}
public void compensate () throws CompensateFailedException,
InvalidParticipantException, WrongStateException, SystemException
{
try
{
if (_resource != null)
{
_resource.compensate();
}
else
throw new InvalidParticipantException();
}
catch (com.arjuna.wst.FaultedException ex)
{
throw new CompensateFailedException();
}
catch (com.arjuna.wst.WrongStateException ex)
{
throw new WrongStateException(ex.toString());
}
catch (com.arjuna.wst.SystemException ex)
{
throw new SystemException(ex.toString());
}
}
/**
* @return the status value.
*/
public String status () throws SystemException
{
try
{
if (_resource != null)
{
return _resource.status();
}
else
throw new SystemException("InvalidParticipant");
}
catch (com.arjuna.wst.SystemException ex)
{
throw new SystemException(ex.toString());
}
}
/**
* Inform the participant that is can forget the heuristic result.
*
* @exception com.arjuna.mw.wscf.exceptions.InvalidParticipantException
* Thrown if the participant identity is invalid.
* @exception com.arjuna.mw.wsas.exceptions.WrongStateException
* Thrown if the participant is in an invalid state.
* @exception com.arjuna.mw.wsas.exceptions.SystemException
* Thrown in the event of a general fault.
*/
public void forget () throws InvalidParticipantException,
WrongStateException, SystemException
{
// not supported by the IBM protocol.
}
public void unknown () throws SystemException
{
/*
* If the transaction is unknown, then we assume it cancelled.
*/
try
{
cancel();
}
catch (Exception ex)
{
// TODO
}
}
public String id () throws SystemException
{
return _identifier;
}
public final BAParticipantManager participantManager ()
{
return _baParticipantManager;
}
public boolean save_state (OutputObjectState os)
{
try {
os.packString(_identifier);
} catch (IOException e) {
return false;
}
return PersistableParticipantHelper.save_state(os, _resource) ;
}
public boolean restore_state (InputObjectState is)
{
try {
_identifier = is.unpackString();
} catch (IOException e) {
return false;
}
final Object resource = PersistableParticipantHelper.restore_state(is) ;
if (resource != null)
{
_resource = (BusinessAgreementWithParticipantCompletionParticipant)resource ;
return true ;
}
else
{
return false ;
}
}
protected BusinessAgreementWithParticipantCompletionParticipant _resource;
private String _identifier = null;
private BAParticipantManager _baParticipantManager = null;
}
