001
014
015 package com.liferay.portlet.shopping.util.comparator;
016
017 import com.liferay.portal.kernel.util.OrderByComparator;
018 import com.liferay.portlet.shopping.model.ShoppingItem;
019
020
023 public class ItemNameComparator extends OrderByComparator {
024
025 public static final String ORDER_BY_ASC =
026 "ShoppingItem.categoryId ASC, ShoppingItem.name ASC";
027
028 public static final String ORDER_BY_DESC =
029 "ShoppingItem.categoryId DESC, ShoppingItem.name DESC";
030
031 public static final String[] ORDER_BY_FIELDS = {"categoryId", "name"};
032
033 public ItemNameComparator() {
034 this(false);
035 }
036
037 public ItemNameComparator(boolean ascending) {
038 _ascending = ascending;
039 }
040
041 @Override
042 public int compare(Object obj1, Object obj2) {
043 ShoppingItem item1 = (ShoppingItem)obj1;
044 ShoppingItem item2 = (ShoppingItem)obj2;
045
046 Long categoryId1 = new Long(item1.getCategoryId());
047 Long categoryId2 = new Long(item2.getCategoryId());
048
049 int value = categoryId1.compareTo(categoryId2);
050
051 if (value == 0) {
052 value = item1.getName().toLowerCase().compareTo(
053 item2.getName().toLowerCase());
054 }
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 }