diff -r 000000000000 -r 6474c204b198 mobile/android/thirdparty/ch/boye/httpclientandroidlib/protocol/ResponseContent.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/protocol/ResponseContent.java Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,97 @@ +/* + * ==================================================================== + * 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 + * . + * + */ + +package ch.boye.httpclientandroidlib.protocol; + +import java.io.IOException; + +import ch.boye.httpclientandroidlib.HttpEntity; +import ch.boye.httpclientandroidlib.HttpException; +import ch.boye.httpclientandroidlib.HttpResponse; +import ch.boye.httpclientandroidlib.HttpResponseInterceptor; +import ch.boye.httpclientandroidlib.HttpStatus; +import ch.boye.httpclientandroidlib.HttpVersion; +import ch.boye.httpclientandroidlib.ProtocolVersion; +import ch.boye.httpclientandroidlib.ProtocolException; + +/** + * ResponseContent is the most important interceptor for outgoing responses. + * It is responsible for delimiting content length by adding + * Content-Length or Transfer-Content headers based + * on the properties of the enclosed entity and the protocol version. + * This interceptor is required for correct functioning of server side protocol + * processors. + * + * @since 4.0 + */ +public class ResponseContent implements HttpResponseInterceptor { + + public ResponseContent() { + super(); + } + + public void process(final HttpResponse response, final HttpContext context) + throws HttpException, IOException { + if (response == null) { + throw new IllegalArgumentException("HTTP response may not be null"); + } + if (response.containsHeader(HTTP.TRANSFER_ENCODING)) { + throw new ProtocolException("Transfer-encoding header already present"); + } + if (response.containsHeader(HTTP.CONTENT_LEN)) { + throw new ProtocolException("Content-Length header already present"); + } + ProtocolVersion ver = response.getStatusLine().getProtocolVersion(); + HttpEntity entity = response.getEntity(); + if (entity != null) { + long len = entity.getContentLength(); + if (entity.isChunked() && !ver.lessEquals(HttpVersion.HTTP_1_0)) { + response.addHeader(HTTP.TRANSFER_ENCODING, HTTP.CHUNK_CODING); + } else if (len >= 0) { + response.addHeader(HTTP.CONTENT_LEN, Long.toString(entity.getContentLength())); + } + // Specify a content type if known + if (entity.getContentType() != null && !response.containsHeader( + HTTP.CONTENT_TYPE )) { + response.addHeader(entity.getContentType()); + } + // Specify a content encoding if known + if (entity.getContentEncoding() != null && !response.containsHeader( + HTTP.CONTENT_ENCODING)) { + response.addHeader(entity.getContentEncoding()); + } + } else { + int status = response.getStatusLine().getStatusCode(); + if (status != HttpStatus.SC_NO_CONTENT + && status != HttpStatus.SC_NOT_MODIFIED + && status != HttpStatus.SC_RESET_CONTENT) { + response.addHeader(HTTP.CONTENT_LEN, "0"); + } + } + } + +}