Format Duration in Java

/*ww w  . java 2 s. c  om*/
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.TimeZone;

public class Main {

  public static String formatDuration(long duration) {
    SimpleDateFormat format = new SimpleDateFormat("HH:mm:ss:SSS");
    format.setTimeZone(TimeZone.getTimeZone("GMT"));
    return format.format(new Date(duration));
  }

  public static void main(String[] argv) {
    System.out.println(formatDuration(123123));
  }
}