01: /**
02: * EasyBeans
03: * Copyright (C) 2006 Bull S.A.S.
04: * Contact: easybeans@ow2.org
05: *
06: * This library is free software; you can redistribute it and/or
07: * modify it under the terms of the GNU Lesser General Public
08: * License as published by the Free Software Foundation; either
09: * version 2.1 of the License, or any later version.
10: *
11: * This library is distributed in the hope that it will be useful,
12: * but WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * Lesser General Public License for more details.
15: *
16: * You should have received a copy of the GNU Lesser General Public
17: * License along with this library; if not, write to the Free Software
18: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19: * USA
20: *
21: * --------------------------------------------------------------------------
22: * $Id: EMFactoryAccess00Interceptor.java 1970 2007-10-16 11:49:25Z benoitf $
23: * --------------------------------------------------------------------------
24: */package org.ow2.easybeans.tests.common.interceptors.business.access;
25:
26: import javax.annotation.Resource;
27: import javax.ejb.SessionContext;
28: import javax.interceptor.AroundInvoke;
29: import javax.interceptor.InvocationContext;
30: import javax.transaction.UserTransaction;
31:
32: import org.ow2.easybeans.tests.common.resources.EMFactoryTester;
33:
34: /**
35: * Interceptor used to access an EntityManager.
36: * @author Eduardo Studzinski Estima de Castro
37: * @author Gisele Pinheiro Souza
38: *
39: */
40: public class EMFactoryAccess00Interceptor extends EMFactoryTester {
41:
42: /**
43: * SessionContext.
44: */
45: @Resource
46: private SessionContext ctx;
47:
48: /**
49: * Intercepts the method and tries to access an entity bean using the entity manager.
50: * @param ic contains attributes of invocation
51: * @return method's invocation result
52: * @throws Exception if invocation fails
53: */
54: @SuppressWarnings("unused")
55: @AroundInvoke
56: protected Object intercept(final InvocationContext ic)
57: throws Exception {
58: UserTransaction utx;
59: try {
60: utx = ctx.getUserTransaction();
61: utx.begin();
62: } catch (Exception e) {
63: utx = null;
64: }
65:
66: super.access00();
67:
68: if (utx != null) {
69: utx.commit();
70: }
71: return ic.proceed();
72: }
73: }
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