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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: Participant.java,v 1.4 2005/05/19 12:13:24 nmcl Exp $
*/
package com.arjuna.mw.wscf.model.sagas.participants;
import com.arjuna.ats.arjuna.state.InputObjectState;
import com.arjuna.ats.arjuna.state.OutputObjectState;
import com.arjuna.mw.wscf.model.sagas.exceptions.*;
import com.arjuna.mw.wscf.exceptions.*;
import com.arjuna.mw.wsas.exceptions.SystemException;
import com.arjuna.mw.wsas.exceptions.WrongStateException;
/**
* This is the interface that all two-phase aware participants must define.
*
* @author Mark Little ([email protected])
* @version $Id: Participant.java,v 1.4 2005/05/19 12:13:24 nmcl Exp $
* @since 1.0.
*/
public interface Participant
{
/**
* Confirm the participant at top-level.
*
* @exception InvalidParticipantException Thrown if the participant identity is invalid
* (e.g., refers to an unknown participant.)
* @exception WrongStateException Thrown if the state of the participant is such that
* it cannot confirm.
* @exception SystemException Thrown if some other error occurred.
*/
public void close () throws InvalidParticipantException, WrongStateException, SystemException;
/**
* Cancel the participant at top-level.
*
* @exception InvalidParticipantException Thrown if the participant identity is invalid
* (e.g., refers to an unknown participant.)
* @exception WrongStateException Thrown if the state of the participant is such that
* it cannot cancel.
* @exception SystemException Thrown if some other error occurred.
*/
public void cancel () throws InvalidParticipantException, WrongStateException, SystemException;
/**
* Compensate the participant.
*
* @exception InvalidParticipantException Thrown if the participant identity is invalid
* (e.g., refers to an unknown participant.)
* @exception WrongStateException Thrown if the state of the participant is such that
* it cannot cancel.
* @exception SystemException Thrown if some other error occurred.
*/
public void compensate () throws CompensateFailedException, InvalidParticipantException, WrongStateException, SystemException;
/**
* Inform the participant that is can forget the heuristic result.
*
* @exception InvalidParticipantException Thrown if the participant identity is invalid.
* @exception WrongStateException Thrown if the participant is in an invalid state.
* @exception SystemException Thrown in the event of a general fault.
*/
public void forget () throws InvalidParticipantException, WrongStateException, SystemException;
public String id () throws SystemException;
public boolean save_state (OutputObjectState os);
public boolean restore_state (InputObjectState os);
}
