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 }