text: // Copyright (c) 2012 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #ifndef CHROME_BROWSER_GOOGLE_APIS_TEST_SERVER_HTTP_CONNECTION_H_
  #define CHROME_BROWSER_GOOGLE_APIS_TEST_SERVER_HTTP_CONNECTION_H_
  
  #include "base/basictypes.h"
  #include "base/callback.h"
  #include "base/memory/ref_counted.h"
  #include "base/string_piece.h"
  #include "chrome/browser/google_apis/test_server/http_request.h"
  
  namespace net {
  class StreamListenSocket;
  }
  
  namespace google_apis {
  namespace test_server {
  
  class HttpConnection;
  class HttpResponse;
  
  // Calblack called when a request is parsed. Response should be sent
  // using HttpConnection::SendResponse() on the |connection| argument.
  typedef base::Callback<void(HttpConnection* connection,
                              scoped_ptr<HttpRequest> request)>
      HandleRequestCallback;
  
  // Wraps the connection socket. Accepts incoming data and sends responses.
  // If a valid request is parsed, then |callback_| is invoked.
  class HttpConnection {
   public:
    HttpConnection(net::StreamListenSocket* socket,
                   const HandleRequestCallback& callback);
    ~HttpConnection();
  
    // Sends the HTTP response to the client.
    void SendResponse(scoped_ptr<HttpResponse> response) const;
  
   private:
    friend class HttpServer;
  
    // Accepts raw chunk of data from the client. Internally, passes it to the
    // HttpRequestParser class. If a request is parsed, then |callback_| is
    // called.
    void ReceiveData(const base::StringPiece& data);
  
    scoped_refptr<net::StreamListenSocket> socket_;
    const HandleRequestCallback callback_;
    HttpRequestParser request_parser_;
  
    DISALLOW_COPY_AND_ASSIGN(HttpConnection);
  };
  
  }  // namespace test_server
  }  // namespace google_apis
  
  #endif  // CHROME_BROWSER_GOOGLE_APIS_TEST_SERVER_HTTP_CONNECTION_H_
  