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1
4 package com.openedit.util;
5
6 import java.util.Date  ;
7
8
13 public class Uptime
14 {
15 private static final long DAY = 3600000 * 24;
16 private static final long HOUR = 3600000;
17 private static final long MINUTE = 60000;
18 private static final long SECOND = 1000;
19 protected Date fieldStartDate;
20
21 public Uptime()
22 {
23 fieldStartDate = new Date ();
24 }
25
26 public String toString()
27 {
28 Date now = new Date ();
29 long uptime = now.getTime() - getStartDate().getTime();
30 long days = uptime / DAY;
31 long remainder = uptime - ( days * DAY );
32 long hours = remainder / HOUR;
33 remainder = remainder - ( hours * HOUR );
34 long minutes = remainder / MINUTE;
35 remainder = remainder - ( minutes * MINUTE );
36 long seconds = remainder / SECOND;
37 return days + " days, " + hours + " hours, " + minutes + " minutes, " + seconds + " seconds" ;
38 }
39
40 public Date getStartDate()
41 {
42 return fieldStartDate;
43 }
44 }
45 |
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Java API By Example, From Geeks To Geeks.