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.portal.util.comparator;
016    
017    import com.liferay.portal.kernel.util.OrderByComparator;
018    import com.liferay.portal.model.Group;
019    
020    /**
021     * @author Brian Wing Shun Chan
022     */
023    public class GroupFriendlyURLComparator extends OrderByComparator {
024    
025            public static String ORDER_BY_ASC = "groupFriendlyURL ASC";
026    
027            public static String ORDER_BY_DESC = "groupFriendlyURL DESC";
028    
029            public static String[] ORDER_BY_FIELDS = {"groupFriendlyURL"};
030    
031            public GroupFriendlyURLComparator() {
032                    this(false);
033            }
034    
035            public GroupFriendlyURLComparator(boolean ascending) {
036                    _ascending = ascending;
037            }
038    
039            public int compare(Object obj1, Object obj2) {
040                    Group group1 = (Group)obj1;
041                    Group group2 = (Group)obj2;
042    
043                    int value = group1.getFriendlyURL().compareTo(group2.getFriendlyURL());
044    
045                    if (_ascending) {
046                            return value;
047                    }
048                    else {
049                            return -value;
050                    }
051            }
052    
053            public String getOrderBy() {
054                    if (_ascending) {
055                            return ORDER_BY_ASC;
056                    }
057                    else {
058                            return ORDER_BY_DESC;
059                    }
060            }
061    
062            public String[] getOrderByFields() {
063                    return ORDER_BY_FIELDS;
064            }
065    
066            public boolean isAscending() {
067                    return _ascending;
068            }
069    
070            private boolean _ascending;
071    
072    }