001
014
015 package com.liferay.portal.util.comparator;
016
017 import com.liferay.portal.kernel.util.OrderByComparator;
018 import com.liferay.portal.model.User;
019
020
023 public class UserFirstNameComparator extends OrderByComparator {
024
025 public static final String ORDER_BY_ASC =
026 "firstName ASC, middleName ASC, lastName ASC";
027
028 public static final String ORDER_BY_DESC =
029 "firstName DESC, middleName DESC, lastName DESC";
030
031 public static final String[] ORDER_BY_FIELDS = {
032 "firstName", "middleName", "lastName"
033 };
034
035 public UserFirstNameComparator() {
036 this(false);
037 }
038
039 public UserFirstNameComparator(boolean ascending) {
040 _ascending = ascending;
041 }
042
043 @Override
044 public int compare(Object obj1, Object obj2) {
045 User user1 = (User)obj1;
046 User user2 = (User)obj2;
047
048 int value = user1.getFirstName().compareTo(user2.getFirstName());
049
050 if (value == 0) {
051 value = user1.getMiddleName().compareTo(user2.getMiddleName());
052 }
053
054 if (value == 0) {
055 value = user1.getLastName().compareTo(user2.getLastName());
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 boolean _ascending;
087
088 }