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      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 
     10 class SafeBrowsingService;
     11 
     12 namespace content {
     13 class ResourceThrottle;
     14 }
     15 
     16 namespace net {
     17 class URLRequest;
     18 }
     19 
     20 // Factory for creating a SafeBrowsingResourceThrottle. When FULL_SAFE_BROWSING
     21 // is enabled, creates a SafeBrowsingResourceThrottle. When MOBILE_SAFE_BROWSING
     22 // is enabled, the default implementation creates a null resource throttle,
     23 // therefore, a factory has to be registered before using this.
     24 class SafeBrowsingResourceThrottleFactory {
     25  public:
     26 #if defined(MOBILE_SAFE_BROWSING)
     27   // Registers a factory. Does not take the ownership of the factory. The
     28   // caller has to make sure the factory stays alive and properly destroyed.
     29   static void RegisterFactory(SafeBrowsingResourceThrottleFactory* factory) {
     30     factory_ = factory;
     31   }
     32 #endif
     33 
     34   // Creates a new resource throttle for safe browsing
     35   static content::ResourceThrottle* Create(
     36       net::URLRequest* request,
     37       bool is_subresource,
     38       SafeBrowsingService* service);
     39 
     40  protected:
     41   SafeBrowsingResourceThrottleFactory() { }
     42   virtual ~SafeBrowsingResourceThrottleFactory() { }
     43 
     44   virtual content::ResourceThrottle* CreateResourceThrottle(
     45       net::URLRequest* request,
     46       bool is_subresource,
     47       SafeBrowsingService* service) = 0;
     48 
     49  private:
     50   static SafeBrowsingResourceThrottleFactory* factory_;
     51 
     52   DISALLOW_COPY_AND_ASSIGN(SafeBrowsingResourceThrottleFactory);
     53 };
     54 
     55 #endif  // CHROME_BROWSER_RENDERER_HOST_SAFE_BROWSING_RESOURCE_THROTTLE_FACTORY_H_
     56