1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
package com.jclark.xsl.util;
import java.util.Locale;
import java.text.NumberFormat;
import java.text.ParseException;
public class NumberComparator implements Comparator {
private NumberFormat format;
public NumberComparator(Locale locale) {
if (locale == null)
format = NumberFormat.getNumberInstance();
else
format = NumberFormat.getNumberInstance(locale);
}
public int compare(Object obj1, Object obj2) {
double res = getValue(obj1) - getValue(obj2);
if (res < 0.0)
return -1;
if (res > 0.0)
return 1;
return 0;
}
public double getValue(Object obj) {
try {
return format.parse(((String)obj).trim()).doubleValue();
}
catch (ParseException e) {
return 0.0;
}
}
}
|
