ash/periodic_metrics_recorder.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef ASH_PERIODIC_METRICS_RECORDER_H_
   6 #define ASH_PERIODIC_METRICS_RECORDER_H_
   7
   8 #include "base/timer/timer.h"
   9
  10 namespace ash {
  11
  12 // Periodic Metrics Recorder provides a repeating callback (RecordMetrics)
  13 // on a timer to allow recording of state data over time to the UMA records.
  14 // Any additional states (in ash) that require monitoring can be added to
  15 // this class.
  16 class PeriodicMetricsRecorder {
  17  public:
  18   PeriodicMetricsRecorder();
  19   ~PeriodicMetricsRecorder();
  20
  21  private:
  22   void RecordMetrics();
  23
  24   base::RepeatingTimer<PeriodicMetricsRecorder> timer_;
  25 };
  26
  27 }  // namespace ash
  28
  29 #endif  // ASH_PERIODIC_METRICS_RECORDER_H_