Here you can find the source of toGeneralizedTime(Date date)
public static String toGeneralizedTime(Date date)
//package com.java2s; /*/* ww w . j a v a 2 s . c o m*/ * Copyright (C) 2012 Krawler Information Systems Pvt Ltd * All rights reserved. * * 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 2 * 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, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ import java.text.SimpleDateFormat; import java.util.Date; public class Main { /** * to LDAP generalized time string */ public static String toGeneralizedTime(Date date) { SimpleDateFormat fmt = new SimpleDateFormat("yyyyMMddHHmmss'Z'"); Date gmtDate; if (fmt.getCalendar().getTimeZone().inDaylightTime(date)) gmtDate = new Date(date.getTime() - fmt.getCalendar().getTimeZone().getRawOffset() - fmt.getCalendar().getTimeZone().getDSTSavings()); else gmtDate = new Date(date.getTime() - fmt.getCalendar().getTimeZone().getRawOffset()); return (fmt.format(gmtDate)); } }