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Java > Open Source Codes > net > sf > cglib > core > MethodWrapper


1 /*
2  * Copyright 2003,2004 The Apache Software Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package net.sf.cglib.core;
17
18 import java.lang.reflect.Method JavaDoc;
19 import java.util.*;
20
21 public class MethodWrapper {
22     private static final MethodWrapperKey KEY_FACTORY =
23       (MethodWrapperKey)KeyFactory.create(MethodWrapperKey.class);
24
25     /** Internal interface, only public due to ClassLoader issues. */
26     public interface MethodWrapperKey {
27         public Object JavaDoc newInstance(String JavaDoc name, String JavaDoc[] parameterTypes, String JavaDoc returnType);
28     }
29     
30     private MethodWrapper() {
31     }
32
33     public static Object JavaDoc create(Method JavaDoc method) {
34         return KEY_FACTORY.newInstance(method.getName(),
35                                        ReflectUtils.getNames(method.getParameterTypes()),
36                                        method.getReturnType().getName());
37     }
38
39     public static Set createSet(Collection methods) {
40         Set set = new HashSet();
41         for (Iterator it = methods.iterator(); it.hasNext();) {
42             set.add(create((Method JavaDoc)it.next()));
43         }
44         return set;
45     }
46 }
47
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