|
1 package com.dotmarketing.comparators;
2
3 import java.util.Comparator  ;
4 import java.util.Date ;
5
6 import org.apache.commons.beanutils.PropertyUtils;
7
8 import com.dotmarketing.portlets.contentlet.model.Contentlet;
9
10
14 public class ContentComparator implements Comparator <Contentlet> {
15
16 private String orderType = "";
17
18 private String orderField = "";
19
20 public ContentComparator(String orderField, String orderType) {
21 super();
22 this.orderType = orderType;
23 this.orderField = orderField;
24 }
25
26 public ContentComparator(String orderFieldAndType) {
27 super();
28 String [] values = orderFieldAndType.split(" ");
29 if (values.length > 0)
30 this.orderField = values[0];
31
32 if (values.length > 1)
33 this.orderType = values[1];
34 else
35 this.orderType = "asc";
36 }
37
38 public int compare(Contentlet w1, Contentlet w2) {
39
40 try {
41 Object value1 = PropertyUtils.getSimpleProperty(w1, orderField);
42 Object value2 = PropertyUtils.getSimpleProperty(w2, orderField);
43
44 int ret = 0;
45
46 if (value1 == null || value2 == null) {
47 return ret;
48 } else if (value1 instanceof Integer ) {
49 ret = ((Integer )value1).compareTo((Integer )value2);
50 } else if (value1 instanceof Long ) {
51 ret = ((Long )value1).compareTo((Long )value2);
52 } else if (value1 instanceof Date ) {
53 ret = ((Date )value1).compareTo((Date )value2);
54 } else if (value1 instanceof String ) {
55 ret = ((String )value1).compareTo((String )value2);
56 } else if (value1 instanceof Float ) {
57 ret = ((Float )value1).compareTo((Float )value2);
58 } else if (value1 instanceof Boolean ) {
59 ret = ((Boolean )value1).compareTo((Boolean )value2);
60 }
61
62 if (orderType.equals("asc")) {
63 return ret;
64 }
65
66 return ret * -1;
67
68 } catch (Exception e) {
69
70 }
71 return 0;
72 }
73 }
|
Popular Tags
|
Java API By Example, From Geeks To Geeks.