Java tutorial
import java.time.LocalDateTime; import java.time.Month; import java.time.ZoneId; import java.time.ZonedDateTime; import java.time.format.DateTimeFormatter; public class Main { public static void main(String[] args) { DateTimeFormatter format = DateTimeFormatter.ofPattern("MMM d yyyy hh:mm a"); LocalDateTime leaving = LocalDateTime.of(2013, Month.JULY, 20, 19, 30); // Leaving from San Francisco on July 20, 2013, at 7:30 p.m. ZoneId leavingZone = ZoneId.of("America/Los_Angeles"); ZonedDateTime departure = ZonedDateTime.of(leaving, leavingZone); String out1 = departure.format(format); System.out.printf("LEAVING: %s (%s)%n", out1, leavingZone); // Flight is 10 hours and 50 minutes, or 650 minutes ZoneId arrivingZone = ZoneId.of("Asia/Tokyo"); ZonedDateTime arrival = departure.withZoneSameInstant(arrivingZone).plusMinutes(650); String out2 = arrival.format(format); System.out.printf("ARRIVING: %s (%s)%n", out2, arrivingZone); } } /* * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * - Neither the name of Oracle or the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */