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