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Java > Open Source Codes > FieldInterceptor


1 /*
2   * JBoss, Home of Professional Open Source
3   * Copyright 2005, JBoss Inc., and individual contributors as indicated
4   * by the @authors tag. See the copyright.txt in the distribution for a
5   * full listing of individual contributors.
6   *
7   * This is free software; you can redistribute it and/or modify it
8   * under the terms of the GNU Lesser General Public License as
9   * published by the Free Software Foundation; either version 2.1 of
10   * the License, or (at your option) any later version.
11   *
12   * This software 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 GNU
15   * Lesser General Public License for more details.
16   *
17   * You should have received a copy of the GNU Lesser General Public
18   * License along with this software; if not, write to the Free
19   * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21   */
22 import org.jboss.aop.joinpoint.Invocation;
23 import org.jboss.aop.joinpoint.FieldInvocation;
24 import org.jboss.aop.advice.Interceptor;
25
26 /**
27  *
28  * @author <a HREF="mailto:bill@jboss.org">Bill Burke</a>
29  * @version $Revision: 37406 $
30  */
31 public class FieldInterceptor implements Interceptor
32 {
33    public String JavaDoc getName() { return "FieldInterceptor"; }
34
35    public Object JavaDoc invoke(Invocation invocation) throws Throwable JavaDoc
36    {
37       try
38       {
39          FieldInvocation mi = (FieldInvocation)invocation;
40          System.out.println("<<< Entering FieldInterceptor for: " + mi.getField().getName() + " type: " + mi.getClass().getName());
41          return invocation.invokeNext();
42       }
43       finally
44       {
45          System.out.println(">>> Leaving FieldInterceptor");
46       }
47    }
48 }
49
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