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.dynamicdatamapping.util.comparator;
016    
017    import com.liferay.portal.kernel.util.OrderByComparator;
018    import com.liferay.portal.kernel.util.StringUtil;
019    import com.liferay.portlet.dynamicdatamapping.model.DDMStructure;
020    
021    /**
022     * @author Miguel Pastor
023     */
024    public class StructureStructureKeyComparator extends OrderByComparator {
025    
026            public static final String ORDER_BY_ASC = "DDMStructure.structureKey ASC";
027    
028            public static final String ORDER_BY_DESC = "DDMStructure.structureKey DESC";
029    
030            public static final String[] ORDER_BY_FIELDS = {"structureKey"};
031    
032            public StructureStructureKeyComparator() {
033                    this(false);
034            }
035    
036            public StructureStructureKeyComparator(boolean ascending) {
037                    _ascending = ascending;
038            }
039    
040            @Override
041            public int compare(Object obj1, Object obj2) {
042                    DDMStructure structure1 = (DDMStructure)obj1;
043    
044                    String structureKey1 = structure1.getStructureKey();
045    
046                    structureKey1 = StringUtil.toLowerCase(structureKey1);
047    
048                    DDMStructure structure2 = (DDMStructure)obj2;
049    
050                    String structureKey2 = structure2.getStructureKey();
051    
052                    structureKey2 = StringUtil.toLowerCase(structureKey2);
053    
054                    int value = structureKey1.compareTo(structureKey2);
055    
056                    if (_ascending) {
057                            return value;
058                    }
059                    else {
060                            return -value;
061                    }
062            }
063    
064            @Override
065            public String getOrderBy() {
066                    if (_ascending) {
067                            return ORDER_BY_ASC;
068                    }
069                    else {
070                            return ORDER_BY_DESC;
071                    }
072            }
073    
074            @Override
075            public String[] getOrderByFields() {
076                    return ORDER_BY_FIELDS;
077            }
078    
079            @Override
080            public boolean isAscending() {
081                    return _ascending;
082            }
083    
084            private boolean _ascending;
085    
086    }