Java tutorial
import java.time.LocalDateTime; import java.time.Month; import java.time.Period; import java.time.ZoneId; import java.time.ZonedDateTime; public class Main { public static void main(String[] args) { ZoneId usCentral = ZoneId.of("America/Chicago"); LocalDateTime ldt = LocalDateTime.of(2012, Month.MARCH, 10, 7, 30); ZonedDateTime zdt1 = ZonedDateTime.of(ldt, usCentral); Period p1 = Period.ofDays(1); ZonedDateTime zdt2 = zdt1.plus(p1); System.out.println(zdt2); } }