net/url_request/url_request_job_factory_impl.h

   1 // Copyright (c) 2011 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_URL_REQUEST_JOB_FACTORY_IMPL_H_
   6 #define NET_URL_REQUEST_URL_REQUEST_JOB_FACTORY_IMPL_H_
   7
   8 #include <map>
   9 #include <string>
  10
  11 #include "base/basictypes.h"
  12 #include "base/compiler_specific.h"
  13 #include "base/memory/scoped_ptr.h"
  14 #include "net/base/net_export.h"
  15 #include "net/url_request/url_request_job_factory.h"
  16
  17 namespace net {
  18
  19 class URLRequestInterceptor;
  20
  21 class NET_EXPORT URLRequestJobFactoryImpl : public URLRequestJobFactory {
  22  public:
  23   URLRequestJobFactoryImpl();
  24   ~URLRequestJobFactoryImpl() override;
  25
  26   // Sets the ProtocolHandler for a scheme. Returns true on success, false on
  27   // failure (a ProtocolHandler already exists for |scheme|).
  28   bool SetProtocolHandler(const std::string& scheme,
  29                           scoped_ptr<ProtocolHandler> protocol_handler);
  30
  31   // URLRequestJobFactory implementation
  32   URLRequestJob* MaybeCreateJobWithProtocolHandler(
  33       const std::string& scheme,
  34       URLRequest* request,
  35       NetworkDelegate* network_delegate) const override;
  36
  37   URLRequestJob* MaybeInterceptRedirect(
  38       URLRequest* request,
  39       NetworkDelegate* network_delegate,
  40       const GURL& location) const override;
  41
  42   URLRequestJob* MaybeInterceptResponse(
  43       URLRequest* request,
  44       NetworkDelegate* network_delegate) const override;
  45
  46   bool IsHandledProtocol(const std::string& scheme) const override;
  47   bool IsHandledURL(const GURL& url) const override;
  48   bool IsSafeRedirectTarget(const GURL& location) const override;
  49
  50  private:
  51   // For testing only.
  52   friend class URLRequestFilter;
  53
  54   typedef std::map<std::string, ProtocolHandler*> ProtocolHandlerMap;
  55
  56   // Sets a global URLRequestInterceptor for testing purposes.  The interceptor
  57   // is given the chance to intercept any request before the corresponding
  58   // ProtocolHandler, but after any other URLRequestJobFactories layered on top
  59   // of the URLRequestJobFactoryImpl.
  60   // If an interceptor is set, the old interceptor must be cleared before
  61   // setting a new one.
  62   static void SetInterceptorForTesting(URLRequestInterceptor* interceptor);
  63
  64   ProtocolHandlerMap protocol_handler_map_;
  65
  66   DISALLOW_COPY_AND_ASSIGN(URLRequestJobFactoryImpl);
  67 };
  68
  69 }  // namespace net
  70
  71 #endif  // NET_URL_REQUEST_URL_REQUEST_JOB_FACTORY_IMPL_H_