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


1 /*
2  * Copyright 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.*;
19
20 public class MethodInfoTransformer implements Transformer
21 {
22     private static final MethodInfoTransformer INSTANCE = new MethodInfoTransformer();
23
24     public static MethodInfoTransformer getInstance() {
25         return INSTANCE;
26     }
27     
28     public Object JavaDoc transform(Object JavaDoc value) {
29         if (value instanceof Method) {
30             return ReflectUtils.getMethodInfo((Method)value);
31         } else if (value instanceof Constructor) {
32             return ReflectUtils.getMethodInfo((Constructor)value);
33         } else {
34             throw new IllegalArgumentException JavaDoc("cannot get method info for " + value);
35         }
36     }
37 }
38
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