001 // Copyright 2004, 2005 The Apache Software Foundation 002 // 003 // Licensed under the Apache License, Version 2.0 (the "License"); 004 // you may not use this file except in compliance with the License. 005 // You may obtain a copy of the License at 006 // 007 // http://www.apache.org/licenses/LICENSE-2.0 008 // 009 // Unless required by applicable law or agreed to in writing, software 010 // distributed under the License is distributed on an "AS IS" BASIS, 011 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012 // See the License for the specific language governing permissions and 013 // limitations under the License. 014 015 package org.apache.hivemind.methodmatch; 016 017 import org.apache.hivemind.service.ClassFabUtils; 018 import org.apache.hivemind.service.MethodSignature; 019 020 /** 021 * Matches a parameter at a particular index. 022 * 023 * @author Howard Lewis Ship 024 */ 025 public class ParameterFilter extends MethodFilter 026 { 027 private int _parameterIndex; 028 private String _parameterType; 029 030 031 public ParameterFilter(int index, String type) 032 { 033 _parameterIndex = index; 034 _parameterType = type; 035 } 036 037 public boolean matchMethod(MethodSignature sig) 038 { 039 Class actualType = sig.getParameterTypes()[_parameterIndex]; 040 String actualTypeName = ClassFabUtils.getJavaClassName(actualType); 041 042 return actualTypeName.equals(_parameterType); 043 } 044 045 }