mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/DefaultResponseParser.java@6474c204b198 (annotated)
mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/DefaultResponseParser.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 | |
| michael@0 | 28 | package ch.boye.httpclientandroidlib.impl.conn; |
| michael@0 | 29 | |
| michael@0 | 30 | import java.io.IOException; |
| michael@0 | 31 | |
| michael@0 | 32 | import ch.boye.httpclientandroidlib.annotation.ThreadSafe; |
| michael@0 | 33 | |
| michael@0 | 34 | import ch.boye.httpclientandroidlib.androidextra.HttpClientAndroidLog; |
| michael@0 | 35 | /* LogFactory removed by HttpClient for Android script. */ |
| michael@0 | 36 | import ch.boye.httpclientandroidlib.HttpException; |
| michael@0 | 37 | import ch.boye.httpclientandroidlib.HttpMessage; |
| michael@0 | 38 | import ch.boye.httpclientandroidlib.HttpResponseFactory; |
| michael@0 | 39 | import ch.boye.httpclientandroidlib.NoHttpResponseException; |
| michael@0 | 40 | import ch.boye.httpclientandroidlib.ProtocolException; |
| michael@0 | 41 | import ch.boye.httpclientandroidlib.StatusLine; |
| michael@0 | 42 | import ch.boye.httpclientandroidlib.conn.params.ConnConnectionPNames; |
| michael@0 | 43 | import ch.boye.httpclientandroidlib.impl.io.AbstractMessageParser; |
| michael@0 | 44 | import ch.boye.httpclientandroidlib.io.SessionInputBuffer; |
| michael@0 | 45 | import ch.boye.httpclientandroidlib.message.LineParser; |
| michael@0 | 46 | import ch.boye.httpclientandroidlib.message.ParserCursor; |
| michael@0 | 47 | import ch.boye.httpclientandroidlib.params.HttpParams; |
| michael@0 | 48 | import ch.boye.httpclientandroidlib.util.CharArrayBuffer; |
| michael@0 | 49 | |
| michael@0 | 50 | /** |
| michael@0 | 51 | * Default HTTP response parser implementation. |
| michael@0 | 52 | * <p> |
| michael@0 | 53 | * The following parameters can be used to customize the behavior of this |
| michael@0 | 54 | * class: |
| michael@0 | 55 | * <ul> |
| michael@0 | 56 | * <li>{@link ch.boye.httpclientandroidlib.params.CoreConnectionPNames#MAX_HEADER_COUNT}</li> |
| michael@0 | 57 | * <li>{@link ch.boye.httpclientandroidlib.params.CoreConnectionPNames#MAX_LINE_LENGTH}</li> |
| michael@0 | 58 | * <li>{@link ch.boye.httpclientandroidlib.conn.params.ConnConnectionPNames#MAX_STATUS_LINE_GARBAGE}</li> |
| michael@0 | 59 | * </ul> |
| michael@0 | 60 | * |
| michael@0 | 61 | * @since 4.0 |
| michael@0 | 62 | */ |
| michael@0 | 63 | @ThreadSafe // no public methods |
| michael@0 | 64 | public class DefaultResponseParser extends AbstractMessageParser { |
| michael@0 | 65 | |
| michael@0 | 66 | public HttpClientAndroidLog log = new HttpClientAndroidLog(getClass()); |
| michael@0 | 67 | |
| michael@0 | 68 | private final HttpResponseFactory responseFactory; |
| michael@0 | 69 | private final CharArrayBuffer lineBuf; |
| michael@0 | 70 | private final int maxGarbageLines; |
| michael@0 | 71 | |
| michael@0 | 72 | public DefaultResponseParser( |
| michael@0 | 73 | final SessionInputBuffer buffer, |
| michael@0 | 74 | final LineParser parser, |
| michael@0 | 75 | final HttpResponseFactory responseFactory, |
| michael@0 | 76 | final HttpParams params) { |
| michael@0 | 77 | super(buffer, parser, params); |
| michael@0 | 78 | if (responseFactory == null) { |
| michael@0 | 79 | throw new IllegalArgumentException |
| michael@0 | 80 | ("Response factory may not be null"); |
| michael@0 | 81 | } |
| michael@0 | 82 | this.responseFactory = responseFactory; |
| michael@0 | 83 | this.lineBuf = new CharArrayBuffer(128); |
| michael@0 | 84 | this.maxGarbageLines = params.getIntParameter( |
| michael@0 | 85 | ConnConnectionPNames.MAX_STATUS_LINE_GARBAGE, Integer.MAX_VALUE); |
| michael@0 | 86 | } |
| michael@0 | 87 | |
| michael@0 | 88 | |
| michael@0 | 89 | @Override |
| michael@0 | 90 | protected HttpMessage parseHead( |
| michael@0 | 91 | final SessionInputBuffer sessionBuffer) throws IOException, HttpException { |
| michael@0 | 92 | //read out the HTTP status string |
| michael@0 | 93 | int count = 0; |
| michael@0 | 94 | ParserCursor cursor = null; |
| michael@0 | 95 | do { |
| michael@0 | 96 | // clear the buffer |
| michael@0 | 97 | this.lineBuf.clear(); |
| michael@0 | 98 | int i = sessionBuffer.readLine(this.lineBuf); |
| michael@0 | 99 | if (i == -1 && count == 0) { |
| michael@0 | 100 | // The server just dropped connection on us |
| michael@0 | 101 | throw new NoHttpResponseException("The target server failed to respond"); |
| michael@0 | 102 | } |
| michael@0 | 103 | cursor = new ParserCursor(0, this.lineBuf.length()); |
| michael@0 | 104 | if (lineParser.hasProtocolVersion(this.lineBuf, cursor)) { |
| michael@0 | 105 | // Got one |
| michael@0 | 106 | break; |
| michael@0 | 107 | } else if (i == -1 || count >= this.maxGarbageLines) { |
| michael@0 | 108 | // Giving up |
| michael@0 | 109 | throw new ProtocolException("The server failed to respond with a " + |
| michael@0 | 110 | "valid HTTP response"); |
| michael@0 | 111 | } |
| michael@0 | 112 | if (this.log.isDebugEnabled()) { |
| michael@0 | 113 | this.log.debug("Garbage in response: " + this.lineBuf.toString()); |
| michael@0 | 114 | } |
| michael@0 | 115 | count++; |
| michael@0 | 116 | } while(true); |
| michael@0 | 117 | //create the status line from the status string |
| michael@0 | 118 | StatusLine statusline = lineParser.parseStatusLine(this.lineBuf, cursor); |
| michael@0 | 119 | return this.responseFactory.newHttpResponse(statusline, null); |
| michael@0 | 120 | } |
| michael@0 | 121 | |
| michael@0 | 122 | } |
