import java.text.SimpleDateFormat;
import java.util.Calendar;
/**
* DateCalAdd -- compute the difference between two dates.
*/
public class DateCalAdd {
public static void main(String[] av) {
/** 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.YEAR, -2);
System.out.println("Two years ago was "
+ formatter.format(now.getTime()));
}
}