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.asset.util.comparator;
016    
017    import com.liferay.portal.kernel.util.OrderByComparator;
018    import com.liferay.portlet.asset.model.AssetTag;
019    
020    /**
021     * @author Juan Fern??ndez
022     */
023    public class AssetTagNameComparator extends OrderByComparator<AssetTag> {
024    
025            public static final String ORDER_BY_ASC = "AssetTag.name ASC";
026    
027            public static final String ORDER_BY_DESC = "AssetTag.name DESC";
028    
029            public static final String[] ORDER_BY_FIELDS = {"name"};
030    
031            public AssetTagNameComparator() {
032                    this(true, false);
033            }
034    
035            public AssetTagNameComparator(boolean ascending, boolean caseSensitive) {
036                    _ascending = ascending;
037                    _caseSensitive = caseSensitive;
038            }
039    
040            @Override
041            public int compare(AssetTag assetTag1, AssetTag assetTag2) {
042                    String name1 = assetTag1.getName();
043                    String name2 = assetTag2.getName();
044    
045                    int value = 0;
046    
047                    if (_caseSensitive) {
048                            value = name1.compareTo(name2);
049                    }
050                    else {
051                            value = name1.compareToIgnoreCase(name2);
052                    }
053    
054                    if (_ascending) {
055                            return value;
056                    }
057                    else {
058                            return -value;
059                    }
060            }
061    
062            @Override
063            public String getOrderBy() {
064                    if (_ascending) {
065                            return ORDER_BY_ASC;
066                    }
067                    else {
068                            return ORDER_BY_DESC;
069                    }
070            }
071    
072            @Override
073            public String[] getOrderByFields() {
074                    return ORDER_BY_FIELDS;
075            }
076    
077            @Override
078            public boolean isAscending() {
079                    return _ascending;
080            }
081    
082            private final boolean _ascending;
083            private final boolean _caseSensitive;
084    
085    }