001    /* EVolve - an Extensible Software Visualization Framework
002     * Copyright (C) 2001-2002 Qin Wang
003     *
004     * This library is free software; you can redistribute it and/or
005     * modify it under the terms of the GNU Library General Public
006     * License as published by the Free Software Foundation; either
007     * version 2 of the License, or (at your option) any later version.
008     *
009     * This library is distributed in the hope that it will be useful,
010     * but WITHOUT ANY WARRANTY; without even the implied warranty of
011     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
012     * Library General Public License for more details.
013     *
014     * You should have received a copy of the GNU Library General Public
015     * License along with this library; if not, write to the
016     * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
017     * Boston, MA 02111-1307, USA.
018     */
019    
020    /*
021     * EVolve is distributed at http://www.sable.mcgill.ca/EVolve/
022     */
023    
024    package EVolve.data;
025    
026    public class ValueComparator implements EntityComparator {
027        private String name;
028        private boolean increase;
029        private int[] value;
030    
031        public ValueComparator(String name, boolean increase, int[] value) {
032            this.name = name;
033            this.increase = increase;
034            this.value = value;
035        }
036    
037        public String getName() {
038            return name;
039        }
040    
041        public int compare(Entity entity1, Entity entity2) {
042            if (increase) {
043                return value[entity1.getId()] - value[entity2.getId()];
044            } else {
045                return value[entity2.getId()] - value[entity1.getId()];
046            }
047        }
048    }