android_webview/browser/net/aw_url_request_job_factory.cc

   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 #include "android_webview/browser/net/aw_url_request_job_factory.h"
   6
   7 #include "net/base/net_errors.h"
   8 #include "net/url_request/url_request_error_job.h"
   9 #include "net/url_request/url_request_job_factory_impl.h"
  10 #include "net/url_request/url_request_job_manager.h"
  11
  12 using net::NetworkDelegate;
  13 using net::URLRequest;
  14 using net::URLRequestJob;
  15
  16 namespace android_webview {
  17
  18 AwURLRequestJobFactory::AwURLRequestJobFactory()
  19     : next_factory_(new net::URLRequestJobFactoryImpl()) {
  20 }
  21
  22 AwURLRequestJobFactory::~AwURLRequestJobFactory() {
  23 }
  24
  25 bool AwURLRequestJobFactory::IsHandledProtocol(
  26     const std::string& scheme) const {
  27   // This introduces a dependency on the URLRequestJobManager
  28   // implementation. The assumption is that if true is returned from this
  29   // method it is still valid to return NULL from the
  30   // MaybeCreateJobWithProtocolHandler method and in that case the
  31   // URLRequestJobManager will try and create the URLRequestJob by using the
  32   // set of built in handlers.
  33   return true;
  34 }
  35
  36 bool AwURLRequestJobFactory::IsHandledURL(const GURL& url) const {
  37   return true;
  38 }
  39
  40 URLRequestJob* AwURLRequestJobFactory::MaybeCreateJobWithProtocolHandler(
  41     const std::string& scheme,
  42     URLRequest* request,
  43     NetworkDelegate* network_delegate) const {
  44   URLRequestJob* job = next_factory_->MaybeCreateJobWithProtocolHandler(
  45       scheme, request, network_delegate);
  46
  47   if (job)
  48     return job;
  49
  50   // If URLRequest supports the scheme NULL should be returned from this method.
  51   // In that case the built in handlers will then be used to create the job.
  52   // NOTE(joth): See the assumption in IsHandledProtocol above.
  53   if (net::URLRequest::IsHandledProtocol(scheme))
  54     return NULL;
  55
  56   return new net::URLRequestErrorJob(
  57       request, network_delegate, net::ERR_UNKNOWN_URL_SCHEME);
  58 }
  59
  60 bool AwURLRequestJobFactory::SetProtocolHandler(
  61     const std::string& scheme,
  62     ProtocolHandler* protocol_handler) {
  63   return next_factory_->SetProtocolHandler(scheme, protocol_handler);
  64 }
  65
  66 bool AwURLRequestJobFactory::IsSafeRedirectTarget(const GURL& location) const {
  67   return next_factory_->IsSafeRedirectTarget(location);
  68 }
  69
  70 } // namespace android_webview