content/child/web_url_loader_impl.h

   1 // Copyright 2014 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 CONTENT_CHILD_WEB_URL_LOADER_IMPL_H_
   6 #define CONTENT_CHILD_WEB_URL_LOADER_IMPL_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "content/common/content_export.h"
  11 #include "content/public/common/resource_response.h"
  12 #include "third_party/WebKit/public/platform/WebURLLoader.h"
  13 #include "url/gurl.h"
  14
  15 namespace content {
  16
  17 class ResourceDispatcher;
  18 struct ResourceResponseInfo;
  19
  20 // PlzNavigate: Used to override parameters of the navigation request.
  21 struct StreamOverrideParameters {
  22  public:
  23   // TODO(clamy): The browser should be made aware on destruction of this struct
  24   // that it can release its associated stream handle.
  25   GURL stream_url;
  26   ResourceResponseHead response;
  27 };
  28
  29 class CONTENT_EXPORT WebURLLoaderImpl
  30     : public NON_EXPORTED_BASE(blink::WebURLLoader) {
  31  public:
  32   explicit WebURLLoaderImpl(ResourceDispatcher* resource_dispatcher);
  33   virtual ~WebURLLoaderImpl();
  34
  35   static blink::WebURLError CreateError(const blink::WebURL& unreachable_url,
  36                                         bool stale_copy_in_cache,
  37                                         int reason);
  38   static void PopulateURLResponse(
  39       const GURL& url,
  40       const ResourceResponseInfo& info,
  41       blink::WebURLResponse* response);
  42
  43   // WebURLLoader methods:
  44   virtual void loadSynchronously(
  45       const blink::WebURLRequest& request,
  46       blink::WebURLResponse& response,
  47       blink::WebURLError& error,
  48       blink::WebData& data) override;
  49   virtual void loadAsynchronously(
  50       const blink::WebURLRequest& request,
  51       blink::WebURLLoaderClient* client) override;
  52   virtual void cancel() override;
  53   virtual void setDefersLoading(bool value) override;
  54   virtual void didChangePriority(blink::WebURLRequest::Priority new_priority,
  55                                  int intra_priority_value) override;
  56   virtual bool attachThreadedDataReceiver(
  57       blink::WebThreadedDataReceiver* threaded_data_receiver) override;
  58
  59  private:
  60   class Context;
  61   scoped_refptr<Context> context_;
  62
  63   DISALLOW_COPY_AND_ASSIGN(WebURLLoaderImpl);
  64 };
  65
  66 }  // namespace content
  67
  68 #endif  // CONTENT_CHILD_WEB_URL_LOADER_IMPL_H_