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
015package org.apache.hivemind.methodmatch;
016
017import org.apache.hivemind.service.MethodSignature;
018
019/**
020 * Checks the number of parameters against an expected count.
021 *
022 * @author Howard Lewis Ship
023 */
024public class ParameterCountFilter extends MethodFilter
025{
026    private int _parameterCount;
027
028    public ParameterCountFilter(int parameterCount)
029    {
030        _parameterCount = parameterCount;
031
032    }
033
034    public boolean matchMethod(MethodSignature method)
035    {
036        return method.getParameterTypes().length == _parameterCount;
037    }
038
039}