simple calendar programe

SimpleDateFormat sdf = new SimpleDateFormat("yyyy MMM dd HH:mm:ss"); 
 Calendar calendar = new GregorianCalendar(2014,4,29,13,24,56);
 
 int year       = calendar.get(Calendar.YEAR);
 int month      = calendar.get(Calendar.MONTH); // Jan = 0, dec = 11
 int dayOfMonth = calendar.get(Calendar.DAY_OF_MONTH); 
 int dayOfWeek  = calendar.get(Calendar.DAY_OF_WEEK);
 int weekOfYear = calendar.get(Calendar.WEEK_OF_YEAR);
 int weekOfMonth= calendar.get(Calendar.WEEK_OF_MONTH);
 
 int hour       = calendar.get(Calendar.HOUR);        // 12 hour clock
 int hourOfDay  = calendar.get(Calendar.HOUR_OF_DAY); // 24 hour clock
 int minute     = calendar.get(Calendar.MINUTE);
 int second     = calendar.get(Calendar.SECOND);
 int millisecond= calendar.get(Calendar.MILLISECOND);
 
 System.out.println(sdf.format(calendar.getTime()));
 
 System.out.println("year \t\t: " + year);
 System.out.println("month \t\t: " + month);
 System.out.println("dayOfMonth \t: " + dayOfMonth);
 System.out.println("dayOfWeek \t: " + dayOfWeek);
 System.out.println("weekOfYear \t: " + weekOfYear);
 System.out.println("weekOfMonth \t: " + weekOfMonth);
 
 System.out.println("hour \t\t: " + hour);
 System.out.println("hourOfDay \t: " + hourOfDay);
 System.out.println("minute \t\t: " + minute);
 System.out.println("second \t\t: " + second);
 System.out.println("millisecond \t: " + millisecond);