components/cronet/android/url_request_context_peer.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_URL_REQUEST_CONTEXT_PEER_H_
   6 #define COMPONENTS_CRONET_ANDROID_URL_REQUEST_CONTEXT_PEER_H_
   7
   8 #include <string>
   9
  10 #include "base/compiler_specific.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 #include "net/url_request/url_request_context.h"
  18 #include "net/url_request/url_request_context_getter.h"
  19
  20 namespace net {
  21 class NetLogLogger;
  22 }  // namespace net
  23
  24 namespace cronet {
  25
  26 // Implementation of the Chromium NetLog observer interface.
  27 class NetLogObserver : public net::NetLog::ThreadSafeObserver {
  28  public:
  29   explicit NetLogObserver(int log_level) { log_level_ = log_level; }
  30
  31   virtual ~NetLogObserver() {}
  32
  33   virtual void OnAddEntry(const net::NetLog::Entry& entry) OVERRIDE;
  34
  35  private:
  36   int log_level_;
  37
  38   DISALLOW_COPY_AND_ASSIGN(NetLogObserver);
  39 };
  40
  41 // Fully configured |URLRequestContext|.
  42 class URLRequestContextPeer : public net::URLRequestContextGetter {
  43  public:
  44   class URLRequestContextPeerDelegate
  45       : public base::RefCountedThreadSafe<URLRequestContextPeerDelegate> {
  46    public:
  47     virtual void OnContextInitialized(URLRequestContextPeer* context) = 0;
  48
  49    protected:
  50     friend class base::RefCountedThreadSafe<URLRequestContextPeerDelegate>;
  51
  52     virtual ~URLRequestContextPeerDelegate() {}
  53   };
  54
  55   URLRequestContextPeer(URLRequestContextPeerDelegate* delegate,
  56                         std::string user_agent,
  57                         int log_level,
  58                         const char* version);
  59   void Initialize();
  60
  61   const std::string& GetUserAgent(const GURL& url) const;
  62
  63   int logging_level() const { return logging_level_; }
  64
  65   const char* version() const { return version_; }
  66
  67   // net::URLRequestContextGetter implementation:
  68   virtual net::URLRequestContext* GetURLRequestContext() OVERRIDE;
  69   virtual scoped_refptr<base::SingleThreadTaskRunner> GetNetworkTaskRunner()
  70       const OVERRIDE;
  71
  72   void StartNetLogToFile(const std::string& file_name);
  73   void StopNetLog();
  74
  75  private:
  76   scoped_refptr<URLRequestContextPeerDelegate> delegate_;
  77   scoped_ptr<net::URLRequestContext> context_;
  78   int logging_level_;
  79   const char* version_;
  80   std::string user_agent_;
  81   base::Thread* network_thread_;
  82   scoped_ptr<net::NetworkChangeNotifier> network_change_notifier_;
  83   scoped_ptr<NetLogObserver> net_log_observer_;
  84   scoped_ptr<net::NetLogLogger> net_log_logger_;
  85
  86   virtual ~URLRequestContextPeer();
  87
  88   // Initializes |context_| on the IO thread.
  89   void InitializeURLRequestContext();
  90
  91   DISALLOW_COPY_AND_ASSIGN(URLRequestContextPeer);
  92 };
  93
  94 }  // namespace cronet
  95
  96 #endif  // COMPONENTS_CRONET_ANDROID_URL_REQUEST_CONTEXT_PEER_H_