DatasourceInterceptor


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: DatasourceInterceptor.java 785 2006-06-27 13:05:00Z pinheirg $
23   * --------------------------------------------------------------------------
24   */
25  package org.objectweb.easybeans.tests.common.interceptors.business.resourceref;
26  
27  import static org.objectweb.easybeans.tests.common.helper.ContextHelper.checkResource;
28  
29  import javax.annotation.Resource;
30  import javax.ejb.SessionContext  ;
31  import javax.interceptor.InvocationContext;
32  import javax.sql.DataSource  ;
33  
34  /**
35   * Access a datasource defined in the deployment descriptor.
36   * @author Gisele Pinheiro Souza
37   * @author Eduardo Studzinski Estima de Castro
38   *
39   */
40  public class DatasourceInterceptor {
41  
42      /**
43       * SessionContext.
44       */
45      @Resource
46      private SessionContext   sessionContext;
47  
48      /**
49       * The reference must be injected by the container using
50       * injection-target(XML).
51       */
52      private DataSource   ds00;
53  
54      /**
55       * Checks the jdbc reference injected by xml descriptor.
56       * @param invocationContext the bean invocation context.
57       * @throws Exception if an error during the proceed occurs.
58       * @return the result from the bean.
59       */
60      public Object   aroundInvoke(final InvocationContext invocationContext) throws Exception   {
61          checkResource(sessionContext, ds00, "jdbc/ds00");
62          return invocationContext.proceed();
63      }
64  }
65
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