/* * 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. */ package org.apache.tomcat.util.http; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Locale; import java.util.TimeZone; public abstract class CookieProcessorBase implements CookieProcessor { private static final String COOKIE_DATE_PATTERN = "EEE, dd-MMM-yyyy HH:mm:ss z"; protected static final ThreadLocal<DateFormat> COOKIE_DATE_FORMAT = new ThreadLocal<DateFormat>() { @Override protected DateFormat initialValue() { DateFormat df = new SimpleDateFormat(COOKIE_DATE_PATTERN, Locale.US); df.setTimeZone(TimeZone.getTimeZone("GMT")); return df; } }; protected static final String ANCIENT_DATE; static { ANCIENT_DATE = COOKIE_DATE_FORMAT.get().format(new Date(10000)); } }