1 // ========================================================================
2 // Copyright (c) 2006-2009 Mort Bay Consulting Pty. Ltd.
3 // ------------------------------------------------------------------------
4 // All rights reserved. This program and the accompanying materials
5 // are made available under the terms of the Eclipse Public License v1.0
6 // and Apache License v2.0 which accompanies this distribution.
7 // The Eclipse Public License is available at
8 // http://www.eclipse.org/legal/epl-v10.html
9 // The Apache License v2.0 is available at
10 // http://www.opensource.org/licenses/apache2.0.php
11 // You may elect to redistribute this code under either of these licenses.
12 // ========================================================================
13
14 package org.eclipse.jetty.plus.annotation;
15
16 import java.lang.reflect.InvocationTargetException;
17 import java.lang.reflect.Method;
18 import java.lang.reflect.Modifier;
19
20 /**
21 * PostConstructCallback
22 *
23 *
24 */
25 public class PostConstructCallback extends LifeCycleCallback
26 {
27
28 /**
29 * Commons Annotation Specification section 2.5
30 * - no params
31 * - must be void return
32 * - no checked exceptions
33 * - cannot be static
34 * @see org.eclipse.jetty.plus.annotation.LifeCycleCallback#validate(java.lang.Class, java.lang.reflect.Method)
35 */
36 public void validate(Class<?> clazz, Method method)
37 {
38 if (method.getExceptionTypes().length > 0)
39 throw new IllegalArgumentException(clazz.getName()+"."+method.getName()+ " cannot not throw a checked exception");
40
41 if (!method.getReturnType().equals(Void.TYPE))
42 throw new IllegalArgumentException(clazz.getName()+"."+method.getName()+ " cannot not have a return type");
43
44 if (Modifier.isStatic(method.getModifiers()))
45 throw new IllegalArgumentException(clazz.getName()+"."+method.getName()+ " cannot be static");
46 }
47
48
49 public void callback (Object instance)
50 throws SecurityException, IllegalArgumentException, NoSuchMethodException, ClassNotFoundException, IllegalAccessException, InvocationTargetException
51 {
52 super.callback(instance);
53 }
54
55 public boolean equals (Object o)
56 {
57 if (super.equals(o) && (o instanceof PostConstructCallback))
58 return true;
59 return false;
60 }
61 }