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Java > Open Source Codes > org > apache > hivemind > methodmatch > ParameterFilter


1 // Copyright 2004, 2005 The Apache Software Foundation
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 package org.apache.hivemind.methodmatch;
16
17 import org.apache.hivemind.service.ClassFabUtils;
18 import org.apache.hivemind.service.MethodSignature;
19
20 /**
21  * Matches a parameter at a particular index.
22  *
23  * @author Howard Lewis Ship
24  */
25 public class ParameterFilter extends MethodFilter
26 {
27     private int _parameterIndex;
28     private String JavaDoc _parameterType;
29
30
31     public ParameterFilter(int index, String JavaDoc type)
32     {
33         _parameterIndex = index;
34         _parameterType = type;
35     }
36
37     public boolean matchMethod(MethodSignature sig)
38     {
39         Class JavaDoc actualType = sig.getParameterTypes()[_parameterIndex];
40         String JavaDoc actualTypeName = ClassFabUtils.getJavaClassName(actualType);
41
42         return actualTypeName.equals(_parameterType);
43     }
44
45 }
46
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