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.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 ProductEntryTypeComparator
025            extends OrderByComparator<SCProductEntry> {
026    
027            public static final String ORDER_BY_ASC = "SCProductEntry.type ASC";
028    
029            public static final String ORDER_BY_DESC = "SCProductEntry.type DESC";
030    
031            public static final String[] ORDER_BY_FIELDS = {"type"};
032    
033            public ProductEntryTypeComparator() {
034                    this(false);
035            }
036    
037            public ProductEntryTypeComparator(boolean ascending) {
038                    _ascending = ascending;
039            }
040    
041            @Override
042            public int compare(
043                    SCProductEntry productEntry1, SCProductEntry productEntry2) {
044    
045                    String type1 = StringUtil.toLowerCase(productEntry1.getType());
046                    String type2 = StringUtil.toLowerCase(productEntry2.getType());
047    
048                    int value = type1.compareTo(type2);
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 final boolean _ascending;
079    
080    }