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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 ch.boye.httpclientandroidlib.impl.cookie;
+
+import java.util.Date;
+import java.util.TimeZone;
+
+import ch.boye.httpclientandroidlib.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 ch.boye.httpclientandroidlib.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 = ch.boye.httpclientandroidlib.client.utils.DateUtils.PATTERN_RFC1123;
+
+ /**
+ * Date format pattern used to parse HTTP date headers in RFC 1036 format.
+ */
+ public static final String PATTERN_RFC1036 = ch.boye.httpclientandroidlib.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 = ch.boye.httpclientandroidlib.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 = ch.boye.httpclientandroidlib.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 ch.boye.httpclientandroidlib.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 ch.boye.httpclientandroidlib.client.utils.DateUtils.formatDate(date, pattern);
+ }
+
+ /** This class should not be instantiated. */
+ private DateUtils() {
+ }
+
+}