Change date format symbols form Short week days in Java

/*ww w  .  ja v  a2  s.c  o m*/
import java.text.DateFormatSymbols;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

public class Main {

  static public void changeWeekDays() {

    Date today;
    String result;
    SimpleDateFormat formatter;
    DateFormatSymbols symbols;
    String[] defaultDays;
    String[] modifiedDays;

    symbols = new DateFormatSymbols(new Locale("en", "US"));
    defaultDays = symbols.getShortWeekdays();

    for (int i = 0; i < defaultDays.length; i++) {
      System.out.print(defaultDays[i] + "  ");
    }
    System.out.println();

    String[] capitalDays = { "", "SUN", "MON", "TUE", "WED", "THU", "FRI",
        "SAT" };
    symbols.setShortWeekdays(capitalDays);

    modifiedDays = symbols.getShortWeekdays();
    for (int i = 0; i < modifiedDays.length; i++) {
      System.out.print(modifiedDays[i] + "  ");
    }

    formatter = new SimpleDateFormat("E", symbols);
    today = new Date();
    result = formatter.format(today);
    System.out.println(result);
  }

  static public void main(String[] args) {
    changeWeekDays();
  }
}