Calculating the Difference Between Two Java Date Instances

Calculating the Difference Between Two Java Date Instances

package com.javanotes2all.java.date;

import java.text.SimpleDateFormat;
import java.util.Date;

public class DifferenceBetweenTodates 
 { 
 public static void main(String[] args) throws Exception 
 {
  String date1 = "08/02/2013 00:00:00";
  String date2 = "08/02/2013 00:00:01";
  String format = "dd/MM/yyyy HH:mm:ss";
  SimpleDateFormat sdf = new SimpleDateFormat(format);
  Date dateObj1 = sdf.parse(date1);
  Date dateObj2 = sdf.parse(date2);
  long diff = dateObj2.getTime() - dateObj1.getTime();
  
  System.out.println(dateObj1+" "+dateObj2);
  
  int diffDays =  (int) (diff/(24*60*60*1000));
  System.out.println("difference between days "+diffDays);
  
  int diffhours =  (int) (diff/(60*60*1000));
  System.out.println("difference between hours "+diffhours);
  
  int diffmin =  (int) (diff/(60*1000));
  System.out.println("difference between minitues "+diffmin);
  
  int diffsec =  (int) (diff/(1000));
  System.out.println("difference between seconds "+diffsec);
  
  System.out.println("difference between miliseconds "+diff);
  
 }
}

OUTPUT:


Fri Feb 08 00:00:00 IST 2013 Fri Feb 08 00:00:01 IST 2013
difference between days 0
difference between hours 0
difference between minitues 0
difference between seconds 1
difference between miliseconds 1000