/** Today's date */
Calendar now = Calendar.getInstance();
/* Do "DateFormat" using "simple" format. */
SimpleDateFormat formatter
= new SimpleDateFormat ("E yyyy.MM.dd 'at' hh:mm:ss a zzz");
System.out.println("It is now " +
formatter.format(now.getTime()));
now.add(Calendar.DAY_OF_YEAR, - (365 * 2));
System.out.println("Two years ago was " +
formatter.format(now.getTime()));