/*
 * 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) 2003,
 *
 * Arjuna Technologies Limited,
 * Newcastle upon Tyne,
 * Tyne and Wear,
 * UK.
 *
 * $Id: BAParticipantManagerImple.java,v 1.5.6.1 2005/11/22 10:36:08 kconner Exp $
 */

package com.arjuna.mwlabs.wst.ba.remote;

import com.arjuna.mw.wsas.activity.ActivityHierarchy;
import com.arjuna.mw.wsas.exceptions.InvalidActivityException;
import com.arjuna.mw.wscf.model.sagas.CoordinatorManagerFactory;
import com.arjuna.mw.wscf.model.sagas.api.CoordinatorManager;
import com.arjuna.wst.SystemException;
import com.arjuna.wst.UnknownTransactionException;
import com.arjuna.wst.WrongStateException;

/**
 * This is the interface that the core exposes in order to allow different
 * types of participants to be enrolled. The messaging layer continues to
 * work in terms of the registrar, but internally we map to one of these
 * methods.
 *
 * This could also be the interface that high-level users see (e.g., at the
 * application Web Service).
 */

public class BAParticipantManagerImple implements com.arjuna.wst.BAParticipantManager
{

    public BAParticipantManagerImple (String participantId)
    {
	try
	{
	    _coordManager = CoordinatorManagerFactory.coordinatorManager();
	    _hier = _coordManager.currentActivity();
	    _participantId = participantId;
	}
	catch (Exception ex)
	{
	    ex.printStackTrace();
	}	
    }
	
    public void exit () throws WrongStateException, UnknownTransactionException, SystemException
    {
	try
	{
	    if (_hier == null)
		throw new UnknownTransactionException();
	    
	    _coordManager.resume(_hier);
	    
	    _coordManager.delistParticipant(_participantId);

	    _coordManager.suspend();
	}
	catch (com.arjuna.mw.wsas.exceptions.NoActivityException ex)
	{
	    throw new UnknownTransactionException();
	}
	catch (com.arjuna.mw.wscf.exceptions.InvalidParticipantException ex)
	{
	    throw new SystemException("UnknownParticipantException");
	}
	catch (com.arjuna.mw.wsas.exceptions.WrongStateException ex)
	{
	    throw new WrongStateException();
	}
	catch (com.arjuna.mw.wsas.exceptions.InvalidActivityException ex)
	{
	    throw new UnknownTransactionException();
	}
	catch (com.arjuna.mw.wsas.exceptions.SystemException ex)
	{
	    throw new SystemException(ex.toString());
	}
    }

    public void completed () throws WrongStateException, UnknownTransactionException, SystemException
    {
	try
	{
	    if (_hier == null)
		throw new UnknownTransactionException();
	    
	    _coordManager.resume(_hier);

	    _coordManager.participantCompleted(_participantId);

	    _coordManager.suspend();
	}
    	catch (com.arjuna.mw.wsas.exceptions.NoActivityException ex)
	{
	    throw new UnknownTransactionException();
	}
	catch (com.arjuna.mw.wscf.exceptions.InvalidParticipantException ex)
	{
	    throw new SystemException("UnknownParticipantException");
	}
	catch (com.arjuna.mw.wsas.exceptions.WrongStateException ex)
	{
	    throw new WrongStateException();
	}
	catch (com.arjuna.mw.wsas.exceptions.InvalidActivityException ex)
	{
	    throw new UnknownTransactionException();
	}
	catch (com.arjuna.mw.wsas.exceptions.SystemException ex)
	{
	    throw new SystemException(ex.toString());
	}
    }

    public void fault () throws SystemException
    {
	try
	{
        if (_hier == null)
            throw new UnknownTransactionException();
            
            _coordManager.resume(_hier);

            _coordManager.participantFaulted(_participantId);

            _coordManager.suspend();
	}
    catch (final InvalidActivityException iae)
    {
        throw new SystemException("UnknownTransactionException");
    }
    catch (final UnknownTransactionException ute)
    {
        throw new SystemException("UnknownTransactionException");
    }
	catch (com.arjuna.mw.wscf.exceptions.InvalidParticipantException ex)
	{
	    throw new SystemException("UnknownParticipantException");
	}
    	catch (com.arjuna.mw.wsas.exceptions.NoActivityException ex)
	{
	    throw new SystemException("UnknownTransactionException");
	}
	catch (com.arjuna.mw.wsas.exceptions.SystemException ex)
	{
	    throw new SystemException(ex.toString());
	}
    }

    public void unknown () throws SystemException
    {
	// ??
    }
    
    public void error () throws SystemException
    {
	try
	{
	    _coordManager.setCancelOnly();
	}
	catch (com.arjuna.mw.wsas.exceptions.WrongStateException ex)
	{
	    throw new SystemException(ex.toString());
	}
	catch (com.arjuna.mw.wsas.exceptions.SystemException ex)
	{
	    throw new SystemException(ex.toString());
	}
    }

    private CoordinatorManager _coordManager = null;
    private ActivityHierarchy  _hier = null;
    private String             _participantId = null;

}
