michael@0: /*
michael@0:  * ====================================================================
michael@0:  *
michael@0:  *  Licensed to the Apache Software Foundation (ASF) under one or more
michael@0:  *  contributor license agreements.  See the NOTICE file distributed with
michael@0:  *  this work for additional information regarding copyright ownership.
michael@0:  *  The ASF licenses this file to You under the Apache License, Version 2.0
michael@0:  *  (the "License"); you may not use this file except in compliance with
michael@0:  *  the License.  You may obtain a copy of the License at
michael@0:  *
michael@0:  *      http://www.apache.org/licenses/LICENSE-2.0
michael@0:  *
michael@0:  *  Unless required by applicable law or agreed to in writing, software
michael@0:  *  distributed under the License is distributed on an "AS IS" BASIS,
michael@0:  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
michael@0:  *  See the License for the specific language governing permissions and
michael@0:  *  limitations under the License.
michael@0:  * ====================================================================
michael@0:  *
michael@0:  * This software consists of voluntary contributions made by many
michael@0:  * individuals on behalf of the Apache Software Foundation.  For more
michael@0:  * information on the Apache Software Foundation, please see
michael@0:  * <http://www.apache.org/>.
michael@0:  */
michael@0: package ch.boye.httpclientandroidlib.client.protocol;
michael@0: 
michael@0: import java.io.IOException;
michael@0: 
michael@0: import ch.boye.httpclientandroidlib.HttpException;
michael@0: import ch.boye.httpclientandroidlib.HttpRequest;
michael@0: import ch.boye.httpclientandroidlib.HttpRequestInterceptor;
michael@0: import ch.boye.httpclientandroidlib.annotation.Immutable;
michael@0: import ch.boye.httpclientandroidlib.protocol.HttpContext;
michael@0: 
michael@0: /**
michael@0:  * Class responsible for handling Content Encoding requests in HTTP.
michael@0:  * <p>
michael@0:  * Instances of this class are stateless, therefore they're thread-safe and immutable.
michael@0:  *
michael@0:  * @see "http://www.w3.org/Protocols/rfc2616/rfc2616-sec3.html#sec3.5"
michael@0:  *
michael@0:  * @since 4.1
michael@0:  */
michael@0: @Immutable
michael@0: public class RequestAcceptEncoding implements HttpRequestInterceptor {
michael@0: 
michael@0:     /**
michael@0:      * Adds the header {@code "Accept-Encoding: gzip,deflate"} to the request.
michael@0:      */
michael@0:     public void process(
michael@0:             final HttpRequest request,
michael@0:             final HttpContext context) throws HttpException, IOException {
michael@0: 
michael@0:         /* Signal support for Accept-Encoding transfer encodings. */
michael@0:         request.addHeader("Accept-Encoding", "gzip,deflate");
michael@0:     }
michael@0: 
michael@0: }