/*
* 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.
*/
/*
* RestaurantServiceAT.java
*
* Copyright (c) 2003, 2004 Arjuna Technologies Ltd
*
* $Id: RestaurantServiceAT.java,v 1.3 2004/12/01 16:26:44 kconner Exp $
*
*/
package com.arjuna.xts.nightout.services.Restaurant;
import com.arjuna.mw.wst.UserTransactionFactory;
import com.arjuna.mw.wst.TransactionManagerFactory;
import com.arjuna.ats.arjuna.common.Uid;
/**
* An adapter class that exposes the RestaurantManager business API as a
* transactional Web Service. Also logs events to a RestaurantView object.
*
* @author Jonathan Halliday (jonathan.halliday@arjuna.com)
* @version $Revision: 1.3 $
*/
public class RestaurantServiceAT implements IRestaurantService
{
/**
* Book a number of seats in the restaurant
* Enrols a Participant if necessary, then passes
* the call through to the business logic.
*
* @param how_many The number of seats to book
*/
public void bookSeats(int how_many)
{
RestaurantView restaurantView = RestaurantView.getSingletonInstance();
RestaurantManager restaurantManager = RestaurantManager.getSingletonInstance();
String transactionId = null;
try
{
// get the transaction context of this thread:
transactionId = UserTransactionFactory.userTransaction().toString();
System.out.println("RestaurantServiceAT transaction id =" + transactionId);
if (!restaurantManager.knowsAbout(transactionId))
{
System.out.println("RestaurantServiceAT - enrolling...");
// enlist the Participant for this service:
RestaurantParticipantAT restaurantParticipant = new RestaurantParticipantAT(transactionId);
TransactionManagerFactory.transactionManager().enlistForDurableTwoPhase(restaurantParticipant, "org.jboss.jbossts.xts-demorpc:restaurantAT:" + new Uid().toString());
}
}
catch (Exception e)
{
System.err.println("bookSeats: Participant enrolment failed");
e.printStackTrace(System.err);
return;
}
restaurantView.addMessage("******************************");
restaurantView.addMessage("id:" + transactionId + ". Received a booking request for one table of " + how_many + " people");
restaurantManager.bookSeats(transactionId, how_many);
restaurantView.addMessage("Request complete\n");
restaurantView.updateFields();
}
}