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Java > Open Source Codes > org > jboss > ejb3 > tx > Ejb3TxPolicy


1 /*
2   * JBoss, Home of Professional Open Source
3   * Copyright 2005, JBoss Inc., and individual contributors as indicated
4   * by the @authors tag. See the copyright.txt in the distribution for a
5   * full listing of individual contributors.
6   *
7   * This is free software; you can redistribute it and/or modify it
8   * under the terms of the GNU Lesser General Public License as
9   * 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.ejb3.tx;
23
24 import java.rmi.RemoteException JavaDoc;
25
26 import javax.ejb.ApplicationException JavaDoc;
27 import javax.ejb.EJBException JavaDoc;
28 import javax.ejb.EJBTransactionRequiredException JavaDoc;
29 import javax.ejb.EJBTransactionRolledbackException JavaDoc;
30 import javax.transaction.Transaction JavaDoc;
31
32 import org.jboss.aop.joinpoint.Invocation;
33 import org.jboss.aop.joinpoint.MethodInvocation;
34
35 /**
36  * Comment
37  *
38  * @author <a HREF="mailto:bill@jboss.org">Bill Burke</a>
39  * @version $Revision: 58478 $
40  */
41 public class Ejb3TxPolicy extends org.jboss.aspects.tx.TxPolicy
42 {
43    public void throwMandatory(Invocation invocation)
44    {
45       throw new EJBTransactionRequiredException JavaDoc(((MethodInvocation) invocation).getActualMethod().toString());
46    }
47
48    public void handleExceptionInOurTx(Invocation invocation, Throwable JavaDoc t, Transaction JavaDoc tx) throws Throwable JavaDoc
49    {
50       ApplicationException JavaDoc ae = TxUtil.getApplicationException(t.getClass(), invocation);
51       if (ae != null)
52       {
53          if (ae.rollback()) setRollbackOnly(tx);
54          throw t;
55       }
56       if (!(t instanceof RuntimeException JavaDoc || t instanceof RemoteException JavaDoc))
57       {
58          throw t;
59       }
60       setRollbackOnly(tx);
61       if (t instanceof RuntimeException JavaDoc && !(t instanceof EJBException JavaDoc))
62       {
63          throw new EJBException JavaDoc((Exception JavaDoc) t);
64       }
65       throw t;
66    }
67
68    public void handleInCallerTx(Invocation invocation, Throwable JavaDoc t, Transaction JavaDoc tx) throws Throwable JavaDoc
69    {
70       ApplicationException JavaDoc ae = TxUtil.getApplicationException(t.getClass(), invocation);
71    
72       if (ae != null)
73       {
74          if (ae.rollback()) setRollbackOnly(tx);
75          throw t;
76       }
77       if (!(t instanceof RuntimeException JavaDoc || t instanceof RemoteException JavaDoc))
78       {
79          throw t;
80       }
81       setRollbackOnly(tx);
82       // its either a RuntimeException or RemoteException
83
84       if (t instanceof EJBTransactionRolledbackException JavaDoc)
85          throw t;
86       else
87          throw new EJBTransactionRolledbackException JavaDoc((Exception JavaDoc) t);
88    }
89
90 }
91
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