components/reporting/metrics/collector_base.h

// 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 COMPONENTS_REPORTING_METRICS_COLLECTOR_BASE_H_
#define COMPONENTS_REPORTING_METRICS_COLLECTOR_BASE_H_

#include <optional>

#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/sequence_checker.h"
#include "components/reporting/proto/synced/metric_data.pb.h"

namespace reporting {

class Sampler;

// A base class for metric data collection.
class CollectorBase {
 public:
  explicit CollectorBase(Sampler* sampler);

  CollectorBase(const CollectorBase& other) = delete;
  CollectorBase& operator=(const CollectorBase& other) = delete;

  virtual ~CollectorBase();

  // Collect metric data provided by `sampler_` asynchronously.