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 ItemMinQuantityComparator() {
43 this(false);
44 }
45
46 public ItemMinQuantityComparator(boolean asc) {
47 _asc = asc;
48 }
49
50 public int compare(Object obj1, Object obj2) {
51 ShoppingItem item1 = (ShoppingItem)obj1;
52 ShoppingItem item2 = (ShoppingItem)obj2;
53
54 Long categoryId1 = new Long(item1.getCategoryId());
55 Long categoryId2 = new Long(item2.getCategoryId());
56
57 int value = categoryId1.compareTo(categoryId2);
58
59 if (value == 0) {
60 if (item1.getMinQuantity() < item2.getMinQuantity()) {
61 value = -1;
62 }
63 else if (item1.getMinQuantity() > item2.getMinQuantity()) {
64 value = 1;
65 }
66 }
67
68 if (value == 0) {
69 value = item1.getName().toLowerCase().compareTo(
70 item2.getName().toLowerCase());
71 }
72
73 if (_asc) {
74 return value;
75 }
76 else {
77 return -value;
78 }
79 }
80
81 public String getOrderBy() {
82 if (_asc) {
83 return ORDER_BY_ASC;
84 }
85 else {
86 return ORDER_BY_DESC;
87 }
88 }
89
90 private boolean _asc;
91
92 }