1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   *
12   *
13   */
14  
15  package com.liferay.portal.kernel.bean;
16  
17  import java.lang.Object;
18  import java.lang.reflect.InvocationHandler;
19  import java.lang.reflect.InvocationTargetException;
20  import java.lang.reflect.Method;
21  
22  /**
23   * <a href="ReadOnlyBeanHandler.java.html"><b><i>View Source</i></b></a>
24   *
25   * @author Brian Wing Shun Chan
26   */
27  public class ReadOnlyBeanHandler implements InvocationHandler {
28  
29      public ReadOnlyBeanHandler(Object bean) {
30          _bean = bean;
31      }
32  
33      public Object getBean() {
34          return _bean;
35      }
36  
37      public Object invoke(Object proxy, Method method, Object[] args)
38          throws Throwable {
39  
40          if (method.getName().startsWith("set")) {
41              throw new IllegalAccessException(
42                  "Setter methods cannot be called on a read only bean");
43          }
44  
45          try {
46              return method.invoke(_bean, args);
47          }
48          catch (InvocationTargetException ite) {
49              throw ite.getTargetException();
50          }
51      }
52  
53      private Object _bean;
54  
55  }