java （Unix）時間戳計算

package com.ebizserve.tarket.junit;

 

import java.util.Date;

import java.text.SimpleDateFormat;

 

/**

  * @author alan.xue

  */

 

public class DateDecrease {

 

    public static void main(String[] args) throws Exception {

 

       Date date1 = new SimpleDateFormat( "yyyy/MM/dd HH:mm:ss" )

              .parse( "2008/12/11 00:00:00" );

       Date date2 = new SimpleDateFormat( "yyyy/MM/dd HH:mm:ss" )

              .parse( "1970/01/01 08:00:00" );

 

       long l = date1.getTime() - date2.getTime() > 0 ? date1.getTime()

              - date2.getTime() : date2.getTime() - date1.getTime();

 

       System. out .println(l / 1000 + " 秒 " );

    }

}