001    /**
002     * Copyright (c) 2000-2012 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.portlet.asset.model.AssetTag;
018    
019    import java.util.Comparator;
020    
021    /**
022     * @author Juan Fernández
023     */
024    public class AssetTagNameComparator implements Comparator<AssetTag> {
025    
026            public AssetTagNameComparator() {
027                    this(true, false);
028            }
029    
030            public AssetTagNameComparator(boolean ascending, boolean caseSensitive) {
031                    _ascending = ascending;
032                    _caseSensitive = caseSensitive;
033            }
034    
035            public int compare(AssetTag assetTag1, AssetTag assetTag2) {
036                    String name1 = assetTag1.getName();
037                    String name2 = assetTag2.getName();
038    
039                    int value = 0;
040    
041                    if (_caseSensitive) {
042                            value = name1.compareTo(name2);
043                    }
044                    else {
045                            value = name1.compareToIgnoreCase(name2);
046                    }
047    
048                    if (_ascending) {
049                            return value;
050                    }
051                    else {
052                            return -value;
053                    }
054            }
055    
056            private boolean _ascending;
057            private boolean _caseSensitive;
058    
059    }