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1   //----------------------------------------------------------------------
2   // 
3   // PerfectJPattern: "Design patterns are good but components are better!" 
4   // AbstractJpaManagedBaseDao.java Copyright (c) 2009 Giovanni Azua 
5   // Garcia bravegag@hotmail.com
6   //  
7   // This program is free software; you can redistribute it and/or
8   // modify it under the terms of the GNU General Public License
9   // as published by the Free Software Foundation; either version 3
10  // of the License, or (at your option) any later version.
11  //
12  // This program 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
15  // GNU General Public License for more details.
16  //
17  // You should have received a copy of the GNU General Public License
18  // along with this program; if not, see <http://www.gnu.org/licenses/>.
19  //
20  //----------------------------------------------------------------------
21  package org.perfectjpattern.jee.integration.dao;
22  
23  import java.io.*;
24  
25  import org.perfectjpattern.jee.api.integration.dao.*;
26  
27  /**
28   * Abstract base partial implementation for all managed EJB exposing 
29   * PerfectJPattern {@link IBaseDao} implementation.
30   * 
31   * @author <a href="mailto:bravegag@hotmail.com">Giovanni Azua</a>
32   * @version $Revision: 1.0 $Date: Feb 11, 2009 10:51:42 AM $
33   */
34  public abstract
35  class AbstractJpaManagedBaseDao<Id extends Serializable, Element>
36  extends JpaBaseDao<Id, Element>
37  {
38      //------------------------------------------------------------------------
39      // public
40      //------------------------------------------------------------------------
41      /**
42       * Constructs a {@link AbstractJpaManagedBaseDao} instance from 
43       * the persistent class type.
44       * 
45       * @param aPersistentClass The persistent Java Bean class
46       * @throws IllegalArgumentException 'aPersistentClass' must not be null
47       * @throws IllegalArgumentException 'aPersistentClass' must be a class type
48       */
49      public 
50      AbstractJpaManagedBaseDao(Class<Element> aPersistentClass)
51      {
52          super(aPersistentClass, new JpaManagedSessionStrategy(), 
53              new JpaManagedTransactionStrategy());
54          
55          JpaManagedTransactionStrategy myTransactionStrategy = 
56              (JpaManagedTransactionStrategy) getTransactionStrategy();
57          myTransactionStrategy.setSessionStrategy(getSessionStrategy());
58      }    
59  }