01: /******************************************************************************
02: * JBoss, a division of Red Hat *
03: * Copyright 2006, Red Hat Middleware, LLC, and individual *
04: * contributors as indicated by the @authors tag. See the *
05: * copyright.txt in the distribution for a full listing of *
06: * individual contributors. *
07: * *
08: * This is free software; you can redistribute it and/or modify it *
09: * under the terms of the GNU Lesser General Public License as *
10: * published by the Free Software Foundation; either version 2.1 of *
11: * the License, or (at your option) any later version. *
12: * *
13: * This software is distributed in the hope that it will be useful, *
14: * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
16: * Lesser General Public License for more details. *
17: * *
18: * You should have received a copy of the GNU Lesser General Public *
19: * License along with this software; if not, write to the Free *
20: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA *
21: * 02110-1301 USA, or see the FSF site: http://www.fsf.org. *
22: ******************************************************************************/package org.jboss.portal.jems.hibernate;
23:
24: import org.hibernate.SessionFactory;
25: import org.hibernate.event.EventListeners;
26: import org.hibernate.event.PostLoadEvent;
27: import org.hibernate.event.PostLoadEventListener;
28: import org.hibernate.impl.SessionFactoryImpl;
29:
30: /**
31: * @author <a href="mailto:julien@jboss.org">Julien Viet</a>
32: * @version $Revision: 8784 $
33: */
34: public class ObjectContextualizer {
35:
36: public Object context;
37:
38: public ObjectContextualizer(Object context) {
39: this .context = context;
40: }
41:
42: public void attach(SessionFactory sessionFactory) {
43: EventListeners listeners = ((SessionFactoryImpl) sessionFactory)
44: .getEventListeners();
45: PostLoadEventListener[] lels1 = listeners
46: .getPostLoadEventListeners();
47: PostLoadEventListener[] lels2 = new PostLoadEventListener[lels1.length + 1];
48: System.arraycopy(lels1, 0, lels2, 1, lels1.length);
49: lels2[0] = new PostLoadEventListener() {
50: public void onPostLoad(PostLoadEvent postLoadEvent) {
51: Object entity = postLoadEvent.getEntity();
52: if (entity instanceof ContextObject) {
53: ContextObject object = (ContextObject) entity;
54: object.setContext(context);
55: }
56: }
57: };
58: listeners.setPostLoadEventListeners(lels2);
59: }
60: }
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