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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_LOADER_NAVIGATION_RESOURCE_HANDLER_H_
#define CONTENT_BROWSER_LOADER_NAVIGATION_RESOURCE_HANDLER_H_
#include "base/macros.h"
#include "content/browser/loader/resource_handler.h"
#include "content/browser/loader/stream_writer.h"
namespace content {
class NavigationURLLoaderImplCore;
// PlzNavigate: The leaf ResourceHandler used with NavigationURLLoaderImplCore.
class NavigationResourceHandler : public ResourceHandler {
public:
NavigationResourceHandler(net::URLRequest* request,
NavigationURLLoaderImplCore* core);
~NavigationResourceHandler() override;
// Called by the loader the cancel the request.
void Cancel();
// Called to the loader to resume a paused redirect.
void FollowRedirect();
// ResourceHandler implementation.
void SetController(ResourceController* controller) override;
bool OnUploadProgress(uint64 position, uint64 size) override;
bool OnRequestRedirected(const net::RedirectInfo& redirect_info,
ResourceResponse* response,
bool* defer) override;
bool OnResponseStarted(ResourceResponse* response, bool* defer) override;
bool OnWillStart(const GURL& url, bool* defer) override;
bool OnBeforeNetworkStart(const GURL& url, bool* defer) override;
bool OnWillRead(scoped_refptr<net::IOBuffer>* buf,
int* buf_size,
int min_size) override;
bool OnReadCompleted(int bytes_read, bool* defer) override;
void OnResponseCompleted(const net::URLRequestStatus& status,
const std::string& security_info,
bool* defer) override;
void OnDataDownloaded(int bytes_downloaded) override;
private:
// Clears |core_| and its reference to the resource handler. After calling
// this, the lifetime of the request is no longer tied to |core_|.
void DetachFromCore();
NavigationURLLoaderImplCore* core_;
StreamWriter writer_;
DISALLOW_COPY_AND_ASSIGN(NavigationResourceHandler);
};
} // namespace content
#endif // CONTENT_BROWSER_LOADER_NAVIGATION_RESOURCE_HANDLER_H_
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