chrome/browser/renderer_host/safe_browsing_resource_throttle_factory.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 CHROME_BROWSER_RENDERER_HOST_SAFE_BROWSING_RESOURCE_THROTTLE_FACTORY_H_
   6 #define CHROME_BROWSER_RENDERER_HOST_SAFE_BROWSING_RESOURCE_THROTTLE_FACTORY_H_
   7
   8 #include "base/basictypes.h"
   9 #include "content/public/common/resource_type.h"
  10
  11 class SafeBrowsingService;
  12
  13 namespace content {
  14 class ResourceContext;
  15 class ResourceThrottle;
  16 }
  17
  18 namespace net {
  19 class URLRequest;
  20 }
  21
  22 // Factory for creating a SafeBrowsingResourceThrottle. If a factory is
  23 // registered, the factory's CreateResourceThrottle() is called.  Otherwise,
  24 // if SAFE_BROWSING_DB_LOCAL || SAFE_BROWSING_DB_REMOTE is enabled, a new
  25 // SafeBrowsingResourceThrottle is returned, or NULL if only
  26 // SAFE_BROWSING_SERVICE is enabled.
  27 class SafeBrowsingResourceThrottleFactory {
  28  public:
  29   // Registers a factory. Does not take the ownership of the factory. The
  30   // caller has to make sure the factory stays alive and properly destroyed.
  31   static void RegisterFactory(SafeBrowsingResourceThrottleFactory* factory);
  32
  33   // Creates a new resource throttle for safe browsing, using the factory
  34   // if there is one registered.
  35   static content::ResourceThrottle* Create(
  36       net::URLRequest* request,
  37       content::ResourceContext* resource_context,
  38       content::ResourceType resource_type,
  39       SafeBrowsingService* service);
  40
  41   // Like above, but bypass the registered factory and create a true
  42   // SafeBrowsingResourceThrottle.
  43   static content::ResourceThrottle* CreateWithoutRegisteredFactory(
  44       net::URLRequest* request,
  45       content::ResourceType resource_type,
  46       SafeBrowsingService* service);
  47
  48  protected:
  49   SafeBrowsingResourceThrottleFactory() { }
  50   virtual ~SafeBrowsingResourceThrottleFactory() { }
  51
  52   virtual content::ResourceThrottle* CreateResourceThrottle(
  53       net::URLRequest* request,
  54       content::ResourceContext* resource_context,
  55       content::ResourceType resource_type,
  56       SafeBrowsingService* service) = 0;
  57
  58  private:
  59   DISALLOW_COPY_AND_ASSIGN(SafeBrowsingResourceThrottleFactory);
  60 };
  61
  62 #endif  // CHROME_BROWSER_RENDERER_HOST_SAFE_BROWSING_RESOURCE_THROTTLE_FACTORY_H_