001    /**
002     * Copyright (c) 2000-2013 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.softwarecatalog.util.comparator;
016    
017    import com.liferay.portal.kernel.util.OrderByComparator;
018    import com.liferay.portal.kernel.util.StringUtil;
019    import com.liferay.portlet.softwarecatalog.model.SCProductEntry;
020    
021    /**
022     * @author Brian Wing Shun Chan
023     */
024    public class ProductEntryNameComparator extends OrderByComparator {
025    
026            public static final String ORDER_BY_ASC = "SCProductEntry.name ASC";
027    
028            public static final String ORDER_BY_DESC = "SCProductEntry.name DESC";
029    
030            public static final String[] ORDER_BY_FIELDS = {"name"};
031    
032            public ProductEntryNameComparator() {
033                    this(false);
034            }
035    
036            public ProductEntryNameComparator(boolean ascending) {
037                    _ascending = ascending;
038            }
039    
040            @Override
041            public int compare(Object obj1, Object obj2) {
042                    SCProductEntry productEntry1 = (SCProductEntry)obj1;
043                    SCProductEntry productEntry2 = (SCProductEntry)obj2;
044    
045                    String name1 = StringUtil.toLowerCase(productEntry1.getName());
046                    String name2 = StringUtil.toLowerCase(productEntry2.getName());
047    
048                    int value = name1.compareTo(name2);
049    
050                    if (_ascending) {
051                            return value;
052                    }
053                    else {
054                            return -value;
055                    }
056            }
057    
058            @Override
059            public String getOrderBy() {
060                    if (_ascending) {
061                            return ORDER_BY_ASC;
062                    }
063                    else {
064                            return ORDER_BY_DESC;
065                    }
066            }
067    
068            @Override
069            public String[] getOrderByFields() {
070                    return ORDER_BY_FIELDS;
071            }
072    
073            @Override
074            public boolean isAscending() {
075                    return _ascending;
076            }
077    
078            private boolean _ascending;
079    
080    }