// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef NET_REPORTING_REPORTING_GARBAGE_COLLECTOR_H_
#define NET_REPORTING_REPORTING_GARBAGE_COLLECTOR_H_

#include <memory>

#include "net/base/net_export.h"

namespace base {
class OneShotTimer;
}  // namespace base

namespace net {

class ReportingContext;

// Removes reports that have remained undelivered for too long or that have been
// included in too many failed delivery attempts.
class NET_EXPORT ReportingGarbageCollector {
 public:
  // Creates a ReportingGarbageCollector. |context| must outlive the garbage
  // collector.
  static std::unique_ptr<ReportingGarbageCollector> Create(
      ReportingContext* context);

  virtual ~ReportingGarbageCollector();

  // Replaces the internal OneShotTimer used for scheduling garbage collection
  // passes with a caller-specified one so that unittests can provide a
  // MockOneShotTimer.
  virtual void SetTimerForTesting(
      std::unique_ptr<base::OneShotTimer> timer) = 0;
};

}  // namespace net

#endif  // NET_REPORTING_REPORTING_GARBAGE_COLLECTOR_H_