001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.words.util.comparator;
016    
017    import java.io.Serializable;
018    
019    import java.util.Comparator;
020    
021    /**
022     * @author Brian Wing Shun Chan
023     */
024    public class WordComparator implements Comparator<String>, Serializable {
025    
026            public int compare(String s1, String s2) {
027                    if (s1.length() < s2.length()) {
028                            return -1;
029                    }
030                    else if (s1.length() > s2.length()) {
031                            return 1;
032                    }
033                    else {
034                            return s1.compareTo(s2);
035                    }
036            }
037    
038    }