Here you can find the source of explDay(Date date)
public static Date explDay(Date date)
//package com.java2s; /** /*from w w w . j a v a2s . c o m*/ * Midnight Mars Browser - http://midnightmarsbrowser.blogspot.com * Copyright (c) 2005 by Michael R. Howard * * Midnight Mars Browser 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 2 of the License, or * (at your option) any later version. * * Midnight Mars Browser 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 Midnight Mars Browser; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * */ import java.util.*; public class Main { private static Calendar explCalendar = new GregorianCalendar( TimeZone.getTimeZone("PST"), Locale.US); public static Date explDay(Date date) { explCalendar.setTime(date); explCalendar.set(Calendar.HOUR_OF_DAY, 0); explCalendar.set(Calendar.MINUTE, 0); explCalendar.set(Calendar.SECOND, 0); explCalendar.set(Calendar.MILLISECOND, 0); return explCalendar.getTime(); } }