mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/DefaultConnectionKeepAliveStrategy.java@6474c204b198 (annotated)
mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/DefaultConnectionKeepAliveStrategy.java
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* |
| michael@0 | 2 | * ==================================================================== |
| michael@0 | 3 | * Licensed to the Apache Software Foundation (ASF) under one |
| michael@0 | 4 | * or more contributor license agreements. See the NOTICE file |
| michael@0 | 5 | * distributed with this work for additional information |
| michael@0 | 6 | * regarding copyright ownership. The ASF licenses this file |
| michael@0 | 7 | * to you under the Apache License, Version 2.0 (the |
| michael@0 | 8 | * "License"); you may not use this file except in compliance |
| michael@0 | 9 | * with the License. You may obtain a copy of the License at |
| michael@0 | 10 | * |
| michael@0 | 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
| michael@0 | 12 | * |
| michael@0 | 13 | * Unless required by applicable law or agreed to in writing, |
| michael@0 | 14 | * software distributed under the License is distributed on an |
| michael@0 | 15 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| michael@0 | 16 | * KIND, either express or implied. See the License for the |
| michael@0 | 17 | * specific language governing permissions and limitations |
| michael@0 | 18 | * under the License. |
| michael@0 | 19 | * ==================================================================== |
| michael@0 | 20 | * |
| michael@0 | 21 | * This software consists of voluntary contributions made by many |
| michael@0 | 22 | * individuals on behalf of the Apache Software Foundation. For more |
| michael@0 | 23 | * information on the Apache Software Foundation, please see |
| michael@0 | 24 | * <http://www.apache.org/>. |
| michael@0 | 25 | * |
| michael@0 | 26 | */ |
| michael@0 | 27 | package ch.boye.httpclientandroidlib.impl.client; |
| michael@0 | 28 | |
| michael@0 | 29 | import ch.boye.httpclientandroidlib.annotation.Immutable; |
| michael@0 | 30 | |
| michael@0 | 31 | import ch.boye.httpclientandroidlib.HeaderElement; |
| michael@0 | 32 | import ch.boye.httpclientandroidlib.HeaderElementIterator; |
| michael@0 | 33 | import ch.boye.httpclientandroidlib.HttpResponse; |
| michael@0 | 34 | import ch.boye.httpclientandroidlib.conn.ConnectionKeepAliveStrategy; |
| michael@0 | 35 | import ch.boye.httpclientandroidlib.message.BasicHeaderElementIterator; |
| michael@0 | 36 | import ch.boye.httpclientandroidlib.protocol.HTTP; |
| michael@0 | 37 | import ch.boye.httpclientandroidlib.protocol.HttpContext; |
| michael@0 | 38 | |
| michael@0 | 39 | /** |
| michael@0 | 40 | * Default implementation of a strategy deciding duration |
| michael@0 | 41 | * that a connection can remain idle. |
| michael@0 | 42 | * |
| michael@0 | 43 | * The default implementation looks solely at the 'Keep-Alive' |
| michael@0 | 44 | * header's timeout token. |
| michael@0 | 45 | * |
| michael@0 | 46 | * @since 4.0 |
| michael@0 | 47 | */ |
| michael@0 | 48 | @Immutable |
| michael@0 | 49 | public class DefaultConnectionKeepAliveStrategy implements ConnectionKeepAliveStrategy { |
| michael@0 | 50 | |
| michael@0 | 51 | public long getKeepAliveDuration(HttpResponse response, HttpContext context) { |
| michael@0 | 52 | if (response == null) { |
| michael@0 | 53 | throw new IllegalArgumentException("HTTP response may not be null"); |
| michael@0 | 54 | } |
| michael@0 | 55 | HeaderElementIterator it = new BasicHeaderElementIterator( |
| michael@0 | 56 | response.headerIterator(HTTP.CONN_KEEP_ALIVE)); |
| michael@0 | 57 | while (it.hasNext()) { |
| michael@0 | 58 | HeaderElement he = it.nextElement(); |
| michael@0 | 59 | String param = he.getName(); |
| michael@0 | 60 | String value = he.getValue(); |
| michael@0 | 61 | if (value != null && param.equalsIgnoreCase("timeout")) { |
| michael@0 | 62 | try { |
| michael@0 | 63 | return Long.parseLong(value) * 1000; |
| michael@0 | 64 | } catch(NumberFormatException ignore) { |
| michael@0 | 65 | } |
| michael@0 | 66 | } |
| michael@0 | 67 | } |
| michael@0 | 68 | return -1; |
| michael@0 | 69 | } |
| michael@0 | 70 | |
| michael@0 | 71 | } |
