net/http/http_pipelined_host_forced.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef NET_HTTP_HTTP_PIPELINED_HOST_FORCED_H_
   6 #define NET_HTTP_HTTP_PIPELINED_HOST_FORCED_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "net/base/host_port_pair.h"
  13 #include "net/base/net_export.h"
  14 #include "net/http/http_pipelined_connection.h"
  15 #include "net/http/http_pipelined_host.h"
  16 #include "net/http/http_pipelined_host_capability.h"
  17
  18 namespace base {
  19 class Value;
  20 }
  21
  22 namespace net {
  23
  24 class BoundNetLog;
  25 class ClientSocketHandle;
  26 class HttpPipelinedStream;
  27 class ProxyInfo;
  28 struct SSLConfig;
  29
  30 // Manages a single pipelined connection for requests to a host that are forced
  31 // to use pipelining. Note that this is normally not used. It is intended to
  32 // test the user's connection for pipelining compatibility.
  33 class NET_EXPORT_PRIVATE HttpPipelinedHostForced
  34     : public HttpPipelinedHost,
  35       public HttpPipelinedConnection::Delegate {
  36  public:
  37   HttpPipelinedHostForced(HttpPipelinedHost::Delegate* delegate,
  38                           const Key& key,
  39                           HttpPipelinedConnection::Factory* factory);
  40   virtual ~HttpPipelinedHostForced();
  41
  42   // HttpPipelinedHost interface
  43   virtual HttpPipelinedStream* CreateStreamOnNewPipeline(
  44       ClientSocketHandle* connection,
  45       const SSLConfig& used_ssl_config,
  46       const ProxyInfo& used_proxy_info,
  47       const BoundNetLog& net_log,
  48       bool was_npn_negotiated,
  49       NextProto protocol_negotiated) OVERRIDE;
  50
  51   virtual HttpPipelinedStream* CreateStreamOnExistingPipeline() OVERRIDE;
  52
  53   virtual bool IsExistingPipelineAvailable() const OVERRIDE;
  54
  55   virtual const Key& GetKey() const OVERRIDE;
  56
  57   virtual base::Value* PipelineInfoToValue() const OVERRIDE;
  58
  59   // HttpPipelinedConnection::Delegate interface
  60
  61   virtual void OnPipelineHasCapacity(
  62       HttpPipelinedConnection* pipeline) OVERRIDE;
  63
  64   virtual void OnPipelineFeedback(
  65       HttpPipelinedConnection* pipeline,
  66       HttpPipelinedConnection::Feedback feedback) OVERRIDE;
  67
  68  private:
  69   // Called when a pipeline is empty and there are no pending requests. Closes
  70   // the connection.
  71   void OnPipelineEmpty(HttpPipelinedConnection* pipeline);
  72
  73   HttpPipelinedHost::Delegate* delegate_;
  74   const Key key_;
  75   scoped_ptr<HttpPipelinedConnection> pipeline_;
  76   scoped_ptr<HttpPipelinedConnection::Factory> factory_;
  77
  78   DISALLOW_COPY_AND_ASSIGN(HttpPipelinedHostForced);
  79 };
  80
  81 }  // namespace net
  82
  83 #endif  // NET_HTTP_HTTP_PIPELINED_HOST_FORCED_H_