1
22
23 package com.liferay.portlet.shopping.util.comparator;
24
25 import com.liferay.portal.kernel.util.OrderByComparator;
26 import com.liferay.portlet.shopping.model.ShoppingItem;
27
28
34 public class ItemMinQuantityComparator extends OrderByComparator {
35
36 public static String ORDER_BY_ASC =
37 "categoryId ASC, minQuantity ASC, name ASC";
38
39 public static String ORDER_BY_DESC =
40 "categoryId DESC, minQuantity DESC, name DESC";
41
42 public static String[] ORDER_BY_FIELDS = {
43 "categoryId", "minQuantity", "name"
44 };
45
46 public ItemMinQuantityComparator() {
47 this(false);
48 }
49
50 public ItemMinQuantityComparator(boolean asc) {
51 _asc = asc;
52 }
53
54 public int compare(Object obj1, Object obj2) {
55 ShoppingItem item1 = (ShoppingItem)obj1;
56 ShoppingItem item2 = (ShoppingItem)obj2;
57
58 Long categoryId1 = new Long(item1.getCategoryId());
59 Long categoryId2 = new Long(item2.getCategoryId());
60
61 int value = categoryId1.compareTo(categoryId2);
62
63 if (value == 0) {
64 if (item1.getMinQuantity() < item2.getMinQuantity()) {
65 value = -1;
66 }
67 else if (item1.getMinQuantity() > item2.getMinQuantity()) {
68 value = 1;
69 }
70 }
71
72 if (value == 0) {
73 value = item1.getName().toLowerCase().compareTo(
74 item2.getName().toLowerCase());
75 }
76
77 if (_asc) {
78 return value;
79 }
80 else {
81 return -value;
82 }
83 }
84
85 public String getOrderBy() {
86 if (_asc) {
87 return ORDER_BY_ASC;
88 }
89 else {
90 return ORDER_BY_DESC;
91 }
92 }
93
94 public String[] getOrderByFields() {
95 return ORDER_BY_FIELDS;
96 }
97
98 public boolean isAscending() {
99 return _asc;
100 }
101
102 private boolean _asc;
103
104 }