android_webview/browser/net/aw_url_request_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 ANDROID_WEBVIEW_BROWSER_NET_AW_URL_REQUEST_JOB_FACTORY_H_
   6 #define ANDROID_WEBVIEW_BROWSER_NET_AW_URL_REQUEST_JOB_FACTORY_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "net/url_request/url_request_job_factory.h"
  10
  11 namespace net {
  12 class URLRequestJobFactoryImpl;
  13 }  // namespace net
  14
  15 namespace android_webview {
  16
  17 // android_webview uses a custom URLRequestJobFactoryImpl to support
  18 // navigation interception and URLRequestJob interception for navigations to
  19 // url with unsupported schemes.
  20 // This is achieved by returning a URLRequestErrorJob for schemes that would
  21 // otherwise be unhandled, which gives the embedder an opportunity to intercept
  22 // the request.
  23 class AwURLRequestJobFactory : public net::URLRequestJobFactory {
  24  public:
  25   AwURLRequestJobFactory();
  26   ~AwURLRequestJobFactory() override;
  27
  28   bool SetProtocolHandler(const std::string& scheme,
  29                           ProtocolHandler* protocol_handler);
  30
  31   // net::URLRequestJobFactory implementation.
  32   net::URLRequestJob* MaybeCreateJobWithProtocolHandler(
  33       const std::string& scheme,
  34       net::URLRequest* request,
  35       net::NetworkDelegate* network_delegate) const override;
  36
  37   net::URLRequestJob* MaybeInterceptRedirect(
  38       net::URLRequest* request,
  39       net::NetworkDelegate* network_delegate,
  40       const GURL& location) const override;
  41
  42   net::URLRequestJob* MaybeInterceptResponse(
  43       net::URLRequest* request,
  44       net::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   // By default calls are forwarded to this factory, to avoid having to
  52   // subclass an existing implementation class.
  53   scoped_ptr<net::URLRequestJobFactoryImpl> next_factory_;
  54
  55   DISALLOW_COPY_AND_ASSIGN(AwURLRequestJobFactory);
  56 };
  57
  58 } // namespace android_webview
  59
  60 #endif  // ANDROID_WEBVIEW_BROWSER_NET_AW_URL_REQUEST_JOB_FACTORY_H_