Here you can find the source of between(Date kezdet, Date veg, Date datum)
public static boolean between(Date kezdet, Date veg, Date datum)
//package com.java2s; /*//from w ww.j a v a 2 s. c o m * #%L * Webstar Newsletter * %% * Copyright (C) 2013 Webstar Csoport Kft. * %% * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/gpl-3.0.html>. * #L% */ import java.util.*; public class Main { public static boolean between(Date kezdet, Date veg, Date datum) { if (datum == null || kezdet == null || veg == null) { return false; } Date day = startOfDay(datum); return !day.before(startOfDay(kezdet)) && !day.after(startOfDay(veg)); } public static boolean between(Date kezdet, Date veg) { return between(kezdet, veg, today()); } public static Date startOfDay(Date datum) { if (datum == null) { return null; } Calendar cal = new GregorianCalendar(); cal.setTime(datum); cal.set(Calendar.HOUR_OF_DAY, 0); cal.set(Calendar.MINUTE, 0); cal.set(Calendar.SECOND, 0); cal.set(Calendar.MILLISECOND, 0); return cal.getTime(); } public static Date today() { return startOfDay(getCurrentDate()); } public static Date getCurrentDate() { return new Date(); } }