net/url_request/protocol_intercept_job_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 NET_URL_REQUEST_PROTOCOL_INTERCEPT_JOB_FACTORY_H_
   6 #define NET_URL_REQUEST_PROTOCOL_INTERCEPT_JOB_FACTORY_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "net/base/net_export.h"
  12 #include "net/url_request/url_request_job_factory.h"
  13
  14 class GURL;
  15
  16 namespace net {
  17
  18 class URLRequest;
  19 class URLRequestJob;
  20
  21 // This class acts as a wrapper for URLRequestJobFactory. |protocol_handler_| is
  22 // given the option of creating a URLRequestJob for each potential URLRequest.
  23 // If |protocol_handler_| does not create a job (i.e. MaybeCreateJob() returns
  24 // NULL) the URLRequest is forwarded to the |job_factory_| to be handled there.
  25 // Only the MaybeCreateJob() member of |protocol_handler_| is called; the
  26 // IsSafeRedirectTarget() member is not used.
  27 class NET_EXPORT ProtocolInterceptJobFactory : public URLRequestJobFactory {
  28  public:
  29   ProtocolInterceptJobFactory(scoped_ptr<URLRequestJobFactory> job_factory,
  30                               scoped_ptr<ProtocolHandler> protocol_handler);
  31   virtual ~ProtocolInterceptJobFactory();
  32
  33   // URLRequestJobFactory implementation
  34   virtual URLRequestJob* MaybeCreateJobWithProtocolHandler(
  35       const std::string& scheme,
  36       URLRequest* request,
  37       NetworkDelegate* network_delegate) const OVERRIDE;
  38   virtual bool IsHandledProtocol(const std::string& scheme) const OVERRIDE;
  39   virtual bool IsHandledURL(const GURL& url) const OVERRIDE;
  40   virtual bool IsSafeRedirectTarget(const GURL& location) const OVERRIDE;
  41
  42  private:
  43   scoped_ptr<URLRequestJobFactory> job_factory_;
  44   scoped_ptr<ProtocolHandler> protocol_handler_;
  45
  46   DISALLOW_COPY_AND_ASSIGN(ProtocolInterceptJobFactory);
  47 };
  48
  49 }  // namespace net
  50
  51 #endif  // NET_URL_REQUEST_PROTOCOL_INTERCEPT_JOB_FACTORY_H_