| ReadOnlyBeanHandler.java |
1 /**
2 * Copyright (c) 2000-2009 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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17 * SOFTWARE.
18 */
19
20 package com.liferay.portal.kernel.bean;
21
22 import java.lang.Object;
23 import java.lang.reflect.InvocationHandler;
24 import java.lang.reflect.InvocationTargetException;
25 import java.lang.reflect.Method;
26
27 /**
28 * <a href="ReadOnlyBeanHandler.java.html"><b><i>View Source</i></b></a>
29 *
30 * @author Brian Wing Shun Chan
31 *
32 */
33 public class ReadOnlyBeanHandler implements InvocationHandler {
34
35 public ReadOnlyBeanHandler(Object bean) {
36 _bean = bean;
37 }
38
39 public Object invoke(Object proxy, Method method, Object[] args)
40 throws Throwable {
41
42 if (method.getName().startsWith("set")) {
43 throw new IllegalAccessException(
44 "Setter methods cannot be called on a read only bean");
45 }
46
47 try {
48 return method.invoke(_bean, args);
49 }
50 catch (InvocationTargetException ite) {
51 throw ite.getTargetException();
52 }
53 }
54
55 private Object _bean;
56
57 }