Java tutorial
import java.util.Calendar; import java.util.Locale; import java.util.Map; import java.util.NavigableMap; import java.util.TreeMap; public class Main { public static void main(String[] args) { Calendar now = Calendar.getInstance(); Locale locale = Locale.getDefault(); // call the getdisplaynames method Map<String, Integer> representations = now.getDisplayNames(Calendar.DAY_OF_WEEK, Calendar.LONG, locale); NavigableMap<String, Integer> navMap = new TreeMap<String, Integer>(representations); // print the results System.out.printf("Whole list:%n%s%n", navMap); } }