BasicBean


1   /**
2    * EasyBeans
3    * Copyright (C) 2006 Bull S.A.S.
4    * Contact: easybeans@objectweb.org
5    *
6    * This library is free software; you can redistribute it and/or
7    * modify it under the terms of the GNU Lesser General Public
8    * License as published by the Free Software Foundation; either
9    * 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: BasicBean.java 640 2006-06-13 09:21:05Z pinheirg $
23   * --------------------------------------------------------------------------
24   */
25  package org.objectweb.easybeans.tests.common.ejbs.base.xmldescriptor;
26  
27  import javax.naming.NamingException  ;
28  import javax.transaction.HeuristicMixedException  ;
29  import javax.transaction.HeuristicRollbackException  ;
30  import javax.transaction.NotSupportedException  ;
31  import javax.transaction.RollbackException  ;
32  import javax.transaction.SystemException  ;
33  import javax.transaction.UserTransaction  ;
34  
35  import org.objectweb.easybeans.tests.common.exception.TransactionException;
36  import org.objectweb.easybeans.tests.common.helper.TransactionHelper;
37  
38  /**
39   * A simple class that is defined as a bean by the deployment descriptor.
40   * @author Gisele Pinheiro Souza
41   * @author Eduardo Studzinski Estima de Castro
42   *
43   */
44  public class BasicBean implements ItfBasicBeanLocal, ItfBasicBeanRemote {
45  
46      /**
47       * Opens a transaction without close. If the bean is stateless, this method
48       * call will throw an EJBException.However, for a stateful the method will
49       * be executed without problem.
50       * @throws NamingException if a problem to get the transaction occurs.
51       * @throws NotSupportedException if the bean is already associated with a transaction.
52       * @throws SystemException if an unexpected error occurs during the transaction.
53       */
54      public void openTransaction() throws NamingException  , NotSupportedException  , SystemException   {
55          UserTransaction   utx = TransactionHelper.getUserTransaction();
56          utx.begin();
57      }
58  
59      /**
60       * Verifies if the bean has a bean-managed transaction. If the transaction
61       * type is defined as container managed transaction, this method must throw
62       * an exception.
63       * @throws NamingException if a lookup error occurs.
64       * @throws SystemException if an unexpected error occurs.
65       * @throws NotSupportedException if the resquest cannot be made.
66       * @throws HeuristicRollbackException if a heuristic decision was made and
67       *         some relevant update was rolled back.
68       * @throws RollbackException if the transaction was rolled back instead of
69       *         committed.
70       * @throws HeuristicMixedException if a heuristic decision was made and some
71       *         relevant update was commited and others rolled back.
72       * @throws TransactionException if a rollback was made.
73       */
74      public void verifyBMT() throws IllegalStateException  , SecurityException  , HeuristicMixedException  ,
75              HeuristicRollbackException  , RollbackException  , SystemException  , NotSupportedException  , NamingException   {
76          UserTransaction   utx = TransactionHelper.getUserTransaction();
77          utx.begin();
78          utx.commit();
79      }
80  }
81
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