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) {
036                    this(ascending, false);
037            }
038    
039            public AssetTagNameComparator(boolean ascending, boolean caseSensitive) {
040                    _ascending = ascending;
041                    _caseSensitive = caseSensitive;
042            }
043    
044            @Override
045            public int compare(AssetTag assetTag1, AssetTag assetTag2) {
046                    String name1 = assetTag1.getName();
047                    String name2 = assetTag2.getName();
048    
049                    int value = 0;
050    
051                    if (_caseSensitive) {
052                            value = name1.compareTo(name2);
053                    }
054                    else {
055                            value = name1.compareToIgnoreCase(name2);
056                    }
057    
058                    if (_ascending) {
059                            return value;
060                    }
061                    else {
062                            return -value;
063                    }
064            }
065    
066            @Override
067            public String getOrderBy() {
068                    if (_ascending) {
069                            return ORDER_BY_ASC;
070                    }
071                    else {
072                            return ORDER_BY_DESC;
073                    }
074            }
075    
076            @Override
077            public String[] getOrderByFields() {
078                    return ORDER_BY_FIELDS;
079            }
080    
081            @Override
082            public boolean isAscending() {
083                    return _ascending;
084            }
085    
086            private final boolean _ascending;
087            private final boolean _caseSensitive;
088    
089    }