Java tutorial
//package com.java2s; /* * #%L * BroadleafCommerce Common Libraries * %% * Copyright (C) 2009 - 2014 Broadleaf Commerce * %% * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * #L% */ import java.util.Calendar; public class Main { /** * Sleeps the current thread until the specified future date. If the date is before the current time, * the thread will resume operation immediately. * * @param date */ public static void sleepUntil(int year, int month, int day, int hour, int min, int sec) { Calendar cal = Calendar.getInstance(); cal.set(year, month, day, hour, min, sec); long msFuture = cal.getTime().getTime(); long msNow = System.currentTimeMillis(); long msSleep = msFuture - msNow; if (msSleep <= 0) { return; } try { Thread.sleep(msFuture - msNow); } catch (InterruptedException e) { throw new RuntimeException(e); } } }