| ReadOnlyBeanHandler.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portal.kernel.bean;
24
25 import java.lang.Object;
26 import java.lang.reflect.InvocationHandler;
27 import java.lang.reflect.InvocationTargetException;
28 import java.lang.reflect.Method;
29
30 /**
31 * <a href="ReadOnlyBeanHandler.java.html"><b><i>View Source</i></b></a>
32 *
33 * @author Brian Wing Shun Chan
34 *
35 */
36 public class ReadOnlyBeanHandler implements InvocationHandler {
37
38 public ReadOnlyBeanHandler(Object bean) {
39 _bean = bean;
40 }
41
42 public Object invoke(Object proxy, Method method, Object[] args)
43 throws Throwable {
44
45 if (method.getName().startsWith("set")) {
46 throw new IllegalAccessException(
47 "Setter methods cannot be called on a read only bean");
48 }
49
50 try {
51 return method.invoke(_bean, args);
52 }
53 catch (InvocationTargetException ite) {
54 throw ite.getTargetException();
55 }
56 }
57
58 private Object _bean;
59
60 }