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.portal.kernel.workflow.comparator;
016    
017    import com.liferay.portal.kernel.util.OrderByComparator;
018    import com.liferay.portal.kernel.workflow.WorkflowLog;
019    
020    /**
021     * @author Michael C. Han
022     */
023    public class WorkflowLogUserIdComparator
024            extends OrderByComparator<WorkflowLog> {
025    
026            public WorkflowLogUserIdComparator(
027                    boolean ascending, String orderByAsc, String orderByDesc,
028                    String[] orderByFields) {
029    
030                    _ascending = ascending;
031                    _orderByAsc = orderByAsc;
032                    _orderByDesc = orderByDesc;
033                    _orderByFields = orderByFields;
034            }
035    
036            @Override
037            public int compare(WorkflowLog workflowLog1, WorkflowLog workflowLog2) {
038                    Long userId1 = workflowLog1.getUserId();
039                    Long userId2 = workflowLog2.getUserId();
040    
041                    int value = userId1.compareTo(userId2);
042    
043                    if (value == 0) {
044                            Long workflowLogId1 = workflowLog1.getWorkflowLogId();
045                            Long workflowLogId2 = workflowLog2.getWorkflowLogId();
046    
047                            value = workflowLogId1.compareTo(workflowLogId2);
048                    }
049    
050                    if (_ascending) {
051                            return value;
052                    }
053                    else {
054                            return -value;
055                    }
056            }
057    
058            @Override
059            public String getOrderBy() {
060                    if (isAscending()) {
061                            return _orderByAsc;
062                    }
063                    else {
064                            return _orderByDesc;
065                    }
066            }
067    
068            @Override
069            public String[] getOrderByFields() {
070                    return _orderByFields;
071            }
072    
073            @Override
074            public boolean isAscending() {
075                    return _ascending;
076            }
077    
078            private final boolean _ascending;
079            private final String _orderByAsc;
080            private final String _orderByDesc;
081            private final String[] _orderByFields;
082    
083    }