Here you can find the source of toIsoTime(Date timestamp)
public static String toIsoTime(Date timestamp)
//package com.java2s; /** (C) Copyright 2005 Hewlett-Packard Development Company, LP /*from www . j av a 2 s .c om*/ This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA For more information: www.smartfrog.org */ import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Date; public class Main { public static String toIsoTime(Date timestamp) { DateFormat format = makeIsoDateFormatter(); return format.format(timestamp); } public static DateFormat makeIsoDateFormatter() { return new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ"); } }