001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.portal.kernel.googleapps.comparator;
016    
017    import com.liferay.portal.kernel.googleapps.GUser;
018    
019    import java.util.Comparator;
020    
021    /**
022     * @author Brian Wing Shun Chan
023     */
024    public class GUserUserIdComparator implements Comparator<GUser> {
025    
026            public GUserUserIdComparator() {
027                    this(true);
028            }
029    
030            public GUserUserIdComparator(boolean ascending) {
031                    _ascending = ascending;
032            }
033    
034            @Override
035            public int compare(GUser user1, GUser user2) {
036                    long userId1 = user1.getUserId();
037                    long userId2 = user2.getUserId();
038    
039                    int value = 0;
040    
041                    if (userId1 < userId2) {
042                            value = -1;
043                    }
044                    else if (userId1 > userId2) {
045                            value = 1;
046                    }
047    
048                    if (_ascending) {
049                            return value;
050                    }
051                    else {
052                            return -value;
053                    }
054            }
055    
056            private boolean _ascending;
057    
058    }