1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/protocol/HttpDateGenerator.java Wed Dec 31 06:09:35 2014 +0100 1.3 @@ -0,0 +1,73 @@ 1.4 +/* 1.5 + * ==================================================================== 1.6 + * Licensed to the Apache Software Foundation (ASF) under one 1.7 + * or more contributor license agreements. See the NOTICE file 1.8 + * distributed with this work for additional information 1.9 + * regarding copyright ownership. The ASF licenses this file 1.10 + * to you under the Apache License, Version 2.0 (the 1.11 + * "License"); you may not use this file except in compliance 1.12 + * with the License. You may obtain a copy of the License at 1.13 + * 1.14 + * http://www.apache.org/licenses/LICENSE-2.0 1.15 + * 1.16 + * Unless required by applicable law or agreed to in writing, 1.17 + * software distributed under the License is distributed on an 1.18 + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 1.19 + * KIND, either express or implied. See the License for the 1.20 + * specific language governing permissions and limitations 1.21 + * under the License. 1.22 + * ==================================================================== 1.23 + * 1.24 + * This software consists of voluntary contributions made by many 1.25 + * individuals on behalf of the Apache Software Foundation. For more 1.26 + * information on the Apache Software Foundation, please see 1.27 + * <http://www.apache.org/>. 1.28 + * 1.29 + */ 1.30 + 1.31 +package ch.boye.httpclientandroidlib.protocol; 1.32 + 1.33 +import java.text.DateFormat; 1.34 +import java.text.SimpleDateFormat; 1.35 +import java.util.Date; 1.36 +import java.util.Locale; 1.37 +import java.util.TimeZone; 1.38 + 1.39 + 1.40 +/** 1.41 + * Generates a date in the format required by the HTTP protocol. 1.42 + * 1.43 + * @since 4.0 1.44 + */ 1.45 +public class HttpDateGenerator { 1.46 + 1.47 + /** Date format pattern used to generate the header in RFC 1123 format. */ 1.48 + public static final 1.49 + String PATTERN_RFC1123 = "EEE, dd MMM yyyy HH:mm:ss zzz"; 1.50 + 1.51 + /** The time zone to use in the date header. */ 1.52 + public static final TimeZone GMT = TimeZone.getTimeZone("GMT"); 1.53 + 1.54 + 1.55 + private final DateFormat dateformat; 1.56 + 1.57 + private long dateAsLong = 0L; 1.58 + private String dateAsText = null; 1.59 + 1.60 + public HttpDateGenerator() { 1.61 + super(); 1.62 + this.dateformat = new SimpleDateFormat(PATTERN_RFC1123, Locale.US); 1.63 + this.dateformat.setTimeZone(GMT); 1.64 + } 1.65 + 1.66 + public synchronized String getCurrentDate() { 1.67 + long now = System.currentTimeMillis(); 1.68 + if (now - this.dateAsLong > 1000) { 1.69 + // Generate new date string 1.70 + this.dateAsText = this.dateformat.format(new Date(now)); 1.71 + this.dateAsLong = now; 1.72 + } 1.73 + return this.dateAsText; 1.74 + } 1.75 + 1.76 +}