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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_METRICS_DEBUG_STRUCTURED_STRUCTURED_METRICS_DEBUG_PROVIDER_H_
#define COMPONENTS_METRICS_DEBUG_STRUCTURED_STRUCTURED_METRICS_DEBUG_PROVIDER_H_
#include "base/memory/raw_ptr.h"
#include "components/metrics/structured/event.h"
#include "components/metrics/structured/recorder.h"
#include "components/metrics/structured/structured_metrics_recorder.h"
namespace metrics::structured {
class StructuredMetricsService;
// Provides events recorded by Structured Metrics Recorder.
// TODO(b/314841749): Update this class to use a watcher interface.
class StructuredMetricsDebugProvider
: public StructuredMetricsRecorder::Observer {
public:
explicit StructuredMetricsDebugProvider(StructuredMetricsService* service);
StructuredMetricsDebugProvider(const StructuredMetricsDebugProvider&) =
delete;
StructuredMetricsDebugProvider& operator=(
const StructuredMetricsDebugProvider&) = delete;
~StructuredMetricsDebugProvider() override;
// StructuredMetricsRecorder::Observer:
void OnEventRecorded(const StructuredEventProto& event) override;
const base::Value::List& events() const { return events_; }
private:
// Loads the events that are recorded before the page is loaded.
void LoadRecordedEvents();
// Maintain copy of the events to be displayed by the debug page.
base::Value::List events_;
raw_ptr<StructuredMetricsService> service_;
};
} // namespace metrics::structured
#endif // COMPONENTS_METRICS_DEBUG_STRUCTURED_STRUCTURED_METRICS_DEBUG_PROVIDER_H_
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