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: RemoveOnlyWithoutExceptionInterceptor.java 1970 2007-10-16 11:49:25Z benoitf $
23: * --------------------------------------------------------------------------
24: */package org.ow2.easybeans.container.session.stateful.interceptors;
25:
26: import org.ow2.easybeans.api.EasyBeansInterceptor;
27: import org.ow2.easybeans.api.EasyBeansInvocationContext;
28:
29: /**
30: * This class manages the removal of the stateful session bean but only if there was no exception.
31: * @author Florent Benoit
32: */
33: public class RemoveOnlyWithoutExceptionInterceptor extends
34: AbsRemoveInterceptor implements EasyBeansInterceptor {
35:
36: /**
37: * Remove the current bean.
38: * @param invocationContext context with useful attributes on the current
39: * invocation
40: * @return result of the next invocation (to chain interceptors)
41: * @throws Exception if interceptor fails
42: * @see <a href="http://www.jcp.org/en/jsr/detail?id=220">EJB 3.0
43: * specification ?12.6.1</a>
44: */
45: public Object intercept(
46: final EasyBeansInvocationContext invocationContext)
47: throws Exception {
48: // Object that will store the result of the proceed() method
49: Object returnObject = null;
50:
51: // invoke the chain
52: returnObject = invocationContext.proceed();
53:
54: // if there was no error, remove current bean
55: // No remove in case of exception
56: remove(invocationContext);
57:
58: // return invocation chain value
59: return returnObject;
60: }
61:
62: }
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