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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_URL_LOADER_IMPL_H_
#define CONTENT_BROWSER_LOADER_NAVIGATION_URL_LOADER_IMPL_H_
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "content/browser/loader/navigation_url_loader.h"
namespace net {
struct RedirectInfo;
}
namespace content {
class NavigationURLLoaderImplCore;
class ServiceWorkerNavigationHandle;
class StreamHandle;
struct ResourceResponse;
class NavigationURLLoaderImpl : public NavigationURLLoader {
public:
// The caller is responsible for ensuring that |delegate| outlives the loader.
NavigationURLLoaderImpl(BrowserContext* browser_context,
scoped_ptr<NavigationRequestInfo> request_info,
ServiceWorkerNavigationHandle* service_worker_handle,
NavigationURLLoaderDelegate* delegate);
~NavigationURLLoaderImpl() override;
// Called in response to OnRequestRedirected to continue processing the
// request.
void FollowRedirect() override;
private:
friend class NavigationURLLoaderImplCore;
// Notifies the delegate of a redirect.
void NotifyRequestRedirected(const net::RedirectInfo& redirect_info,
const scoped_refptr<ResourceResponse>& response);
// Notifies the delegate that the response has started.
void NotifyResponseStarted(const scoped_refptr<ResourceResponse>& response,
scoped_ptr<StreamHandle> body);
// Notifies the delegate the request failed to return a response.
void NotifyRequestFailed(bool in_cache, int net_error);
// Notifies the delegate the begin navigation request was handled and a
// potential first network request is about to be made.
void NotifyRequestStarted(base::TimeTicks timestamp);
NavigationURLLoaderDelegate* delegate_;
// |core_| is deleted on the IO thread in a subsequent task when the
// NavigationURLLoaderImpl goes out of scope.
NavigationURLLoaderImplCore* core_;
base::WeakPtrFactory<NavigationURLLoaderImpl> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(NavigationURLLoaderImpl);
};
} // namespace content
#endif // CONTENT_BROWSER_LOADER_NAVIGATION_URL_LOADER_IMPL_H_
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