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.tapestry.contrib.table.model.common;
016
017import java.util.Comparator;
018
019/**
020 * @author mindbridge
021 *
022 */
023public class ReverseComparator implements Comparator
024{
025        private Comparator m_objComparator;
026
027        public ReverseComparator(Comparator objComparator)
028        {
029                m_objComparator = objComparator;
030        }
031
032        /**
033         * @see java.util.Comparator#compare(Object, Object)
034         */
035        public int compare(Object objValue1, Object objValue2)
036        {
037                return -m_objComparator.compare(objValue1, objValue2);
038        }
039
040}