001
014
015 package com.liferay.portlet.blogs.util.comparator;
016
017 import com.liferay.portal.kernel.util.DateUtil;
018 import com.liferay.portal.kernel.util.OrderByComparator;
019 import com.liferay.portlet.blogs.model.BlogsStatsUser;
020
021
024 public class StatsUserLastPostDateComparator
025 extends OrderByComparator<BlogsStatsUser> {
026
027 public static final String ORDER_BY_ASC = "BlogsStatsUser.lastPostDate ASC";
028
029 public static final String ORDER_BY_DESC =
030 "BlogsStatsUser.lastPostDate DESC";
031
032 public static final String[] ORDER_BY_FIELDS = {"lastPostDate"};
033
034 public StatsUserLastPostDateComparator() {
035 this(false);
036 }
037
038 public StatsUserLastPostDateComparator(boolean ascending) {
039 _ascending = ascending;
040 }
041
042 @Override
043 public int compare(BlogsStatsUser statsUser1, BlogsStatsUser statsUser2) {
044 int value = DateUtil.compareTo(
045 statsUser1.getLastPostDate(), statsUser2.getLastPostDate());
046
047 if (_ascending) {
048 return value;
049 }
050 else {
051 return -value;
052 }
053 }
054
055 @Override
056 public String getOrderBy() {
057 if (_ascending) {
058 return ORDER_BY_ASC;
059 }
060 else {
061 return ORDER_BY_DESC;
062 }
063 }
064
065 @Override
066 public String[] getOrderByFields() {
067 return ORDER_BY_FIELDS;
068 }
069
070 @Override
071 public boolean isAscending() {
072 return _ascending;
073 }
074
075 private final boolean _ascending;
076
077 }