EasyBeansManagedRuntime


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: EasyBeansManagedRuntime.java 964 2006-07-27 15:16:12Z benoitf $
23   * --------------------------------------------------------------------------
24   */
25  
26  package org.objectweb.easybeans.persistence.openjpa;
27  
28  import javax.naming.InitialContext  ;
29  import javax.transaction.TransactionManager  ;
30  
31  import org.apache.openjpa.ee.ManagedRuntime;
32  
33  /**
34   * This class manages the specific features required for OpenJPA : the link to
35   * the Transaction manager.
36   * @author Florent Benoit
37   */
38  public class EasyBeansManagedRuntime implements ManagedRuntime {
39  
40      /**
41       * JOTM binding in registry.
42       */
43      private static final String   JOTM_BINDING = "javax.transaction.UserTransaction";
44  
45      /**
46       * @return the TransactionManager for the managed runtime. This manager is
47       * used to register synchronization listeners, to map transactional
48       * PersistenceManagers to the current transaction, and possibly to enlist XA
49       * resources.
50       * @throws Exception if the transactionManager cannot be found.
51       */
52      public TransactionManager   getTransactionManager() throws Exception   {
53          return (TransactionManager  ) new InitialContext  ().lookup(JOTM_BINDING);
54      }
55  
56  }
57
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