Class Data

include/process/metrics/metric.hpp:74–90

private:
  struct Data {
    Data(const std::string& _name, const Option<Duration>& window)
      : name(_name),
        history(None())
    {
      if (window.isSome()) {
        history =
          Owned<TimeSeries<double>>(new TimeSeries<double>(window.get()));
      }
    }

    const std::string name;

    std::atomic_flag lock = ATOMIC_FLAG_INIT;

    Option<Owned<TimeSeries<double>>> history;
  };

  std::shared_ptr<Data> data;
};