components/cronet/android/cronet_url_request_context_adapter.h

   1 // Copyright 2014 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 COMPONENTS_CRONET_ANDROID_CRONET_URL_REQUEST_CONTEXT_ADAPTER_H_
   6 #define COMPONENTS_CRONET_ANDROID_CRONET_URL_REQUEST_CONTEXT_ADAPTER_H_
   7
   8 #include <string>
   9
  10 #include "base/callback.h"
  11 #include "base/macros.h"
  12 #include "base/memory/ref_counted.h"
  13 #include "base/memory/scoped_ptr.h"
  14 #include "base/threading/thread.h"
  15 #include "net/base/net_log.h"
  16 #include "net/base/network_change_notifier.h"
  17
  18 namespace base {
  19 class SingleThreadTaskRunner;
  20 }  // namespace base
  21
  22 namespace net {
  23 class NetLogLogger;
  24 class URLRequestContext;
  25 }  // namespace net
  26
  27 namespace cronet {
  28
  29 struct URLRequestContextConfig;
  30
  31 // Adapter between Java CronetUrlRequestContext and net::URLRequestContext.
  32 class CronetURLRequestContextAdapter {
  33  public:
  34   CronetURLRequestContextAdapter();
  35
  36   ~CronetURLRequestContextAdapter();
  37
  38   void Initialize(scoped_ptr<URLRequestContextConfig> config,
  39                   const base::Closure& java_init_network_thread);
  40
  41   // Releases all resources for the request context and deletes the object.
  42   // Blocks until network thread is destroyed after running all pending tasks.
  43   void Destroy();
  44
  45   net::URLRequestContext* GetURLRequestContext();
  46
  47   scoped_refptr<base::SingleThreadTaskRunner> GetNetworkTaskRunner() const;
  48
  49   void StartNetLogToFile(const std::string& file_name);
  50
  51   void StopNetLog();
  52
  53   // Default net::LOAD flags used to create requests.
  54   int default_load_flags() const { return default_load_flags_; }
  55
  56  private:
  57   // Initializes |context_| on the Network thread.
  58   void InitializeOnNetworkThread(
  59       scoped_ptr<URLRequestContextConfig> config,
  60       const base::Closure& java_init_network_thread);
  61   void StartNetLogToFileOnNetworkThread(const std::string& file_name);
  62   void StopNetLogOnNetworkThread();
  63
  64   // Network thread is owned by |this|, but is destroyed from java thread.
  65   base::Thread* network_thread_;
  66   // |net_log_logger_| and |context_| should only be accessed on network thread.
  67   scoped_ptr<net::NetLogLogger> net_log_logger_;
  68   scoped_ptr<net::URLRequestContext> context_;
  69   int default_load_flags_;
  70
  71   DISALLOW_COPY_AND_ASSIGN(CronetURLRequestContextAdapter);
  72 };
  73
  74 }  // namespace cronet
  75
  76 #endif  // COMPONENTS_CRONET_ANDROID_CRONET_URL_REQUEST_CONTEXT_ADAPTER_H_