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/* * ==================================================================== * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of the Apache Software Foundation. For more * information on the Apache Software Foundation, please see * <http://www.apache.org/>. * */ package org.apache.http.impl.cookie; import java.util.Date; import java.util.TimeZone; import org.apache.http.annotation.Immutable; /** * A utility class for parsing and formatting HTTP dates as used in cookies and * other headers. This class handles dates as defined by RFC 2616 section * 3.3.1 as well as some other common non-standard formats. * * * @since 4.0 * * @deprecated (4.3) Use {@link org.apache.http.client.utils.DateUtils}. */ @Deprecated @Immutable public final class DateUtils { /** * Date format pattern used to parse HTTP date headers in RFC 1123 format. */ public static final String PATTERN_RFC1123 = org.apache.http.client.utils.DateUtils.PATTERN_RFC1123; /** * Date format pattern used to parse HTTP date headers in RFC 1036 format. */ public static final String PATTERN_RFC1036 = org.apache.http.client.utils.DateUtils.PATTERN_RFC1036; /** * Date format pattern used to parse HTTP date headers in ANSI C * <code>asctime()</code> format. */ public static final String PATTERN_ASCTIME = org.apache.http.client.utils.DateUtils.PATTERN_ASCTIME; public static final TimeZone GMT = TimeZone.getTimeZone("GMT"); /** * Parses a date value. The formats used for parsing the date value are retrieved from * the default http params. * * @param dateValue the date value to parse * * @return the parsed date * * @throws DateParseException if the value could not be parsed using any of the * supported date formats */ public static Date parseDate(final String dateValue) throws DateParseException { return parseDate(dateValue, null, null); } /** * Parses the date value using the given date formats. * * @param dateValue the date value to parse * @param dateFormats the date formats to use * * @return the parsed date * * @throws DateParseException if none of the dataFormats could parse the dateValue */ public static Date parseDate(final String dateValue, final String[] dateFormats) throws DateParseException { return parseDate(dateValue, dateFormats, null); } /** * Parses the date value using the given date formats. * * @param dateValue the date value to parse * @param dateFormats the date formats to use * @param startDate During parsing, two digit years will be placed in the range * <code>startDate</code> to <code>startDate + 100 years</code>. This value may * be <code>null</code>. When <code>null</code> is given as a parameter, year * <code>2000</code> will be used. * * @return the parsed date * * @throws DateParseException if none of the dataFormats could parse the dateValue */ public static Date parseDate(final String dateValue, final String[] dateFormats, final Date startDate) throws DateParseException { final Date d = org.apache.http.client.utils.DateUtils.parseDate(dateValue, dateFormats, startDate); if (d == null) { throw new DateParseException("Unable to parse the date " + dateValue); } return d; } /** * Formats the given date according to the RFC 1123 pattern. * * @param date The date to format. * @return An RFC 1123 formatted date string. * * @see #PATTERN_RFC1123 */ public static String formatDate(final Date date) { return org.apache.http.client.utils.DateUtils.formatDate(date); } /** * Formats the given date according to the specified pattern. The pattern * must conform to that used by the {@link java.text.SimpleDateFormat simple * date format} class. * * @param date The date to format. * @param pattern The pattern to use for formatting the date. * @return A formatted date string. * * @throws IllegalArgumentException If the given date pattern is invalid. * * @see java.text.SimpleDateFormat */ public static String formatDate(final Date date, final String pattern) { return org.apache.http.client.utils.DateUtils.formatDate(date, pattern); } /** This class should not be instantiated. */ private DateUtils() { } }