01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.injection;
23:
24: import javax.persistence.EntityManager;
25: import org.jboss.ejb3.BeanContext;
26: import org.jboss.ejb3.entity.ManagedEntityManagerFactory;
27: import org.jboss.ejb3.stateful.StatefulBeanContext;
28: import org.jboss.logging.Logger;
29:
30: /**
31: * Comment
32: *
33: * @author <a href="mailto:bill@jboss.org">Bill Burke</a>
34: * @version $Revision: 60233 $
35: */
36: public class ExtendedPersistenceContextInjector implements Injector,
37: PojoInjector {
38: protected static final Logger log = Logger
39: .getLogger(ExtendedPersistenceContextInjector.class);
40: protected ManagedEntityManagerFactory factory;
41:
42: protected ExtendedPersistenceContextInjector(
43: ManagedEntityManagerFactory factory) {
44: this .factory = factory;
45: }
46:
47: public void inject(BeanContext ctx) {
48: inject(ctx, ctx.getInstance());
49: }
50:
51: public void inject(BeanContext beanContext, Object instance) {
52: StatefulBeanContext ctx = (StatefulBeanContext) beanContext;
53: EntityManager pc = ctx.getExtendedPersistenceContext(factory
54: .getKernelName());
55: if (pc == null) {
56: pc = factory.createEntityManager();
57: ctx.addExtendedPersistenceContext(factory.getKernelName(),
58: pc);
59: }
60: }
61:
62: public void inject(Object instance) {
63: throw new RuntimeException("Illegal operation");
64: }
65:
66: public Class getInjectionClass() {
67: return null;
68: }
69:
70: }
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