Here you can find the source of getEndOfDay(Date date, Calendar cal)
public static Date getEndOfDay(Date date, Calendar cal)
//package com.java2s; /**/*from w ww . j a va2s . c o m*/ * Copyright (c) 2009 Juwi MacMillan Group GmbH * * 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. */ import java.util.Calendar; import java.util.Date; import java.util.TimeZone; public class Main { public static Date getEndOfDay(Date date, TimeZone tz) { Calendar cal = Calendar.getInstance(tz); return getEndOfDay(date, cal); } public static Date getEndOfDay(Date date, Calendar cal) { cal.setTime(resetTime(date, cal)); cal.set(Calendar.HOUR_OF_DAY, 23); cal.set(Calendar.MINUTE, 59); cal.set(Calendar.SECOND, 59); cal.set(Calendar.MILLISECOND, 999); return cal.getTime(); } /** * set 00:00 for a date * * @param date * @return */ public static Date resetTime(Date date) { Calendar cal = Calendar.getInstance(); return resetTime(date, cal); } public static Date resetTime(Date date, Calendar cal) { cal.setTime(date); 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(); } }