Java tutorial
import java.time.DayOfWeek; import java.time.LocalDate; public class Main { public static void main(String[] args) { LocalDate localDate = LocalDate.of(2014, 6, 21); System.out.println(localDate); DayOfWeek dayOfWeek1 = DayOfWeek.from(localDate); System.out.println(dayOfWeek1); int intValue = dayOfWeek1.getValue(); System.out.println(intValue); DayOfWeek dayOfWeek2 = localDate.getDayOfWeek(); System.out.println(dayOfWeek2); DayOfWeek dayOfWeekFromInteger = DayOfWeek.of(7); System.out.println(dayOfWeekFromInteger); DayOfWeek dayOfWeekAdded = dayOfWeekFromInteger.plus(1); System.out.println(dayOfWeekAdded); DayOfWeek dayOfWeekSubtracted = dayOfWeekFromInteger.minus(2); System.out.println(dayOfWeekSubtracted); } }