SVODemoServiceBean


1   package org.bsf.smartValueObject.demo;
2   
3   import org.bsf.commons.ejb.SessionAdapterBean;
4   
5   import javax.ejb.CreateException  ;
6   import javax.naming.InitialContext  ;
7   import javax.naming.NamingException  ;
8   
9   /**
10   * This EJB is used as the server service for the SVO demo.
11   * Its main goal is to create the stateful bean that the client will
12   * use.
13   *
14   *  @ejb:bean       type="Stateless"
15   *                  name="SVODemoService"
16   *                  jndi-name="ejb/SVODemoService"
17   *                  generate="true"
18   *                  view-type="remote"
19   *
20   *  @ejb:home       extends="javax.ejb.EJBHome"
21   *                  generate="remote"
22   *
23   *  @ejb:interface  extends="javax.ejb.EJBObject"
24   *                  generate="remote"
25   *
26   *  @ejb:transaction type="Required"
27   *
28   *  @ejb:ejb-ref    ejb-name="SVODemoUser"
29   *                  view-type="remote"
30   *
31   */
32  public class SVODemoServiceBean extends SessionAdapterBean {
33      SVODemoUserHome userHome = null;
34  
35      /**
36       * @ejb:interface-method
37       */
38      public SVODemoUser createUserService(){
39          try {
40              logInfo("SVODemo : new user connected.");
41  
42              return userHome.create();
43          } catch (Exception   e) {
44              handleExceptionAsSystemException(e);
45              return null;
46          }
47      }
48  
49      /**
50       * During the creation of the EJB we retrieve a ref on the local home
51       * of the SVODemoUser
52       * @throws CreateException
53       */
54      public void ejbCreate() throws CreateException   {
55  
56          // Retrieves the local home of the Lov Entity bean and keeps it for further use
57          try {
58              InitialContext   ic = new InitialContext  ();
59              userHome = (SVODemoUserHome)
60                      ic.lookup("java:comp/env/ejb/SVODemoUser");
61          } catch( NamingException   e ) {
62              handleExceptionAsSystemException( e );
63          }
64      }
65  }
66
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