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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_PRELOADING_PREFETCH_PREFETCH_SERVING_PAGE_METRICS_CONTAINER_H_
#define CONTENT_BROWSER_PRELOADING_PREFETCH_PREFETCH_SERVING_PAGE_METRICS_CONTAINER_H_
#include "base/memory/weak_ptr.h"
#include "content/browser/preloading/prefetch/prefetch_status.h"
#include "content/common/content_export.h"
#include "content/public/browser/navigation_handle_user_data.h"
#include "content/public/browser/prefetch_metrics.h"
namespace content {
// Holds an instance |PrefetchServingPageMetrics| for its associated
// |NavigationHandle|.
class CONTENT_EXPORT PrefetchServingPageMetricsContainer
: public NavigationHandleUserData<PrefetchServingPageMetricsContainer> {
public:
~PrefetchServingPageMetricsContainer() override;
PrefetchServingPageMetricsContainer(
const PrefetchServingPageMetricsContainer&) = delete;
PrefetchServingPageMetricsContainer& operator=(
const PrefetchServingPageMetricsContainer&) = delete;
// Setters that set the metrics in |serving_page_metrics_|.
void SetPrefetchStatus(PrefetchStatus prefetch_status);
void SetRequiredPrivatePrefetchProxy(bool required_private_prefetch_proxy);
void SetPrefetchHeaderLatency(
const std::optional<base::TimeDelta>& prefetch_header_latency);
void SetProbeLatency(const base::TimeDelta& probe_latency);
PrefetchServingPageMetrics& GetServingPageMetrics() {
return serving_page_metrics_;
}
base::WeakPtr<PrefetchServingPageMetricsContainer> GetWeakPtr() {
return weak_method_factory_.GetWeakPtr();
}
private:
explicit PrefetchServingPageMetricsContainer(
NavigationHandle& navigation_handle);
friend NavigationHandleUserData;
// The metrics related to the prefetch being used for the page being navigated
// to.
PrefetchServingPageMetrics serving_page_metrics_;
base::WeakPtrFactory<PrefetchServingPageMetricsContainer>
weak_method_factory_{this};
NAVIGATION_HANDLE_USER_DATA_KEY_DECL();
};
} // namespace content
#endif // CONTENT_BROWSER_PRELOADING_PREFETCH_PREFETCH_SERVING_PAGE_METRICS_CONTAINER_H_
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