android_webview/browser/net/aw_url_request_context_getter.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 ANDROID_WEBVIEW_BROWSER_NET_AW_URL_REQUEST_CONTEXT_GETTER_H_
   6 #define ANDROID_WEBVIEW_BROWSER_NET_AW_URL_REQUEST_CONTEXT_GETTER_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "content/public/browser/browser_thread_delegate.h"
  12 #include "content/public/browser/content_browser_client.h"
  13 #include "net/http/http_network_session.h"
  14 #include "net/url_request/url_request_context_getter.h"
  15 #include "net/url_request/url_request_job_factory.h"
  16
  17 namespace net {
  18 class HttpTransactionFactory;
  19 class ProxyConfigService;
  20 class URLRequestContext;
  21 class URLRequestJobFactory;
  22 }
  23
  24 namespace android_webview {
  25
  26 class AwBrowserContext;
  27 class AwNetworkDelegate;
  28
  29 class AwURLRequestContextGetter : public net::URLRequestContextGetter,
  30                                   public content::BrowserThreadDelegate {
  31  public:
  32   explicit AwURLRequestContextGetter(AwBrowserContext* browser_context);
  33
  34   void InitializeOnNetworkThread();
  35
  36   // content::BrowserThreadDelegate implementation.
  37   virtual void Init() OVERRIDE;
  38   virtual void CleanUp() OVERRIDE {}
  39
  40   // net::URLRequestContextGetter implementation.
  41   virtual net::URLRequestContext* GetURLRequestContext() OVERRIDE;
  42   virtual scoped_refptr<base::SingleThreadTaskRunner>
  43       GetNetworkTaskRunner() const OVERRIDE;
  44
  45  private:
  46   friend class AwBrowserContext;
  47
  48   virtual ~AwURLRequestContextGetter();
  49
  50   // Prior to GetURLRequestContext() being called, SetProtocolHandlers() is
  51   // called to hand over the ProtocolHandlers that GetURLRequestContext() will
  52   // later install into |job_factory_|.  This ordering is enforced by having
  53   // AwBrowserContext::CreateRequestContext() call SetProtocolHandlers().
  54   // SetProtocolHandlers() is necessary because the ProtocolHandlers are created
  55   // on the UI thread while |job_factory_| must be created on the IO thread.
  56   void SetProtocolHandlers(content::ProtocolHandlerMap* protocol_handlers);
  57
  58   void PopulateNetworkSessionParams(net::HttpNetworkSession::Params* params);
  59
  60   AwBrowserContext* browser_context_;  // weak
  61   scoped_ptr<net::URLRequestContext> url_request_context_;
  62   scoped_ptr<net::ProxyConfigService> proxy_config_service_;
  63   scoped_ptr<net::URLRequestJobFactory> job_factory_;
  64   scoped_ptr<net::HttpTransactionFactory> main_http_factory_;
  65
  66   // ProtocolHandlers are stored here between SetProtocolHandlers() and the
  67   // first GetURLRequestContext() call.
  68   content::ProtocolHandlerMap protocol_handlers_;
  69
  70   DISALLOW_COPY_AND_ASSIGN(AwURLRequestContextGetter);
  71 };
  72
  73 }  // namespace android_webview
  74
  75 #endif  // ANDROID_WEBVIEW_BROWSER_NET_AW_URL_REQUEST_CONTEXT_GETTER_H_