001    /**
002     * Copyright (c) 2000-present 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.DateUtil;
018    import com.liferay.portal.kernel.util.OrderByComparator;
019    import com.liferay.portal.model.LayoutSetPrototype;
020    
021    /**
022     * @author Eudaldo Alonso
023     */
024    public class LayoutSetPrototypeCreateDateComparator
025            extends OrderByComparator<LayoutSetPrototype> {
026    
027            public static final String ORDER_BY_ASC =
028                    "LayoutSetPrototype.createDate ASC";
029    
030            public static final String ORDER_BY_DESC =
031                    "LayoutSetPrototype.createDate DESC";
032    
033            public static final String[] ORDER_BY_FIELDS = {"createDate"};
034    
035            public LayoutSetPrototypeCreateDateComparator() {
036                    this(false);
037            }
038    
039            public LayoutSetPrototypeCreateDateComparator(boolean ascending) {
040                    _ascending = ascending;
041            }
042    
043            @Override
044            public int compare(
045                    LayoutSetPrototype layoutSetPrototype1,
046                    LayoutSetPrototype layoutSetPrototype2) {
047    
048                    int value = DateUtil.compareTo(
049                            layoutSetPrototype1.getCreateDate(),
050                            layoutSetPrototype2.getCreateDate());
051    
052                    if (_ascending) {
053                            return value;
054                    }
055                    else {
056                            return -value;
057                    }
058            }
059    
060            @Override
061            public String getOrderBy() {
062                    if (_ascending) {
063                            return ORDER_BY_ASC;
064                    }
065                    else {
066                            return ORDER_BY_DESC;
067                    }
068            }
069    
070            @Override
071            public String[] getOrderByFields() {
072                    return ORDER_BY_FIELDS;
073            }
074    
075            @Override
076            public boolean isAscending() {
077                    return _ascending;
078            }
079    
080            private final boolean _ascending;
081    
082    }