001/*
002  GRANITE DATA SERVICES
003  Copyright (C) 2011 GRANITE DATA SERVICES S.A.S.
004
005  This file is part of Granite Data Services.
006
007  Granite Data Services is free software; you can redistribute it and/or modify
008  it under the terms of the GNU Library General Public License as published by
009  the Free Software Foundation; either version 2 of the License, or (at your
010  option) any later version.
011
012  Granite Data Services is distributed in the hope that it will be useful, but
013  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015  for more details.
016
017  You should have received a copy of the GNU Library General Public License
018  along with this library; if not, see <http://www.gnu.org/licenses/>.
019*/
020
021package org.granite.tide.seam;
022
023import org.granite.tide.data.DataContext;
024import org.granite.tide.data.DataEnabled.PublishMode;
025import org.jboss.seam.ScopeType;
026import org.jboss.seam.annotations.Name;
027import org.jboss.seam.annotations.Observer;
028import org.jboss.seam.annotations.Scope;
029
030
031/**
032 * Seam event listener to handle publishing of data changes instead of relying on the default behaviour
033 * This can be used outside of a HTTP Granite context and inside the security/transaction context
034 * @author William DRAI
035 *
036 */
037@Name("org.granite.tide.seam.dataPublisher")
038@Scope(ScopeType.EVENT)
039public class TideDataPublishingOnSuccessHandler {
040        
041    @Observer("org.granite.tide.seam.data.transactionSuccess")
042    public void doPublish(boolean initContext) {
043        DataContext.publish(PublishMode.ON_COMMIT);
044        if (initContext)
045                DataContext.remove();
046    }
047        
048    @Observer("org.granite.tide.seam.data.transactionCompletion")
049    public void doFinish(boolean initContext) {
050        if (initContext)
051                DataContext.remove();
052    }
053}