Date : OffsetDateTimeClass

public class OffsetDateTimeClass {

        public static void main(String[] args) {
            OffsetDateTime offsetDT = OffsetDateTime.now();            System.out.println(offsetDT.getDayOfYear());
            System.out.println(offsetDT.getDayOfWeek());            System.out.println(offsetDT.toLocalDate());
            OffsetDateTime value =  offsetDT.minusDays(240);            System.out.println(value);
            OffsetDateTime value1 =  offsetDT.plusDays(240);            System.out.println(value);

        }
}