Here you can find the source of formatToHTTPDate(Calendar calendar)
public static String formatToHTTPDate(Calendar calendar)
//package com.java2s; /*/*from w ww. j a v a 2 s . c om*/ * $Id$ * * This is a program for Language Grid Core Node. This combines multiple language resources and provides composite language services. * Copyright (C) 2005-2008 NICT Language Grid Project. * * This program 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 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 Lesser * General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ import java.util.Calendar; import java.util.Locale; public class Main { private static final String FORMAT_HTTPDATE = "%ta, %1$td %1$tb %1$tY %1$tT %1$tZ"; /** * * */ public static String formatToHTTPDate(Calendar calendar) { return String.format(Locale.ENGLISH, FORMAT_HTTPDATE, calendar); } }