public Counter()
{
_count = new AtomicLong(0);
}
/// <summary>
/// Creates a new cached gauge with the given clock and timeout period.
/// </summary>
/// <param name="clock">the clock used to calculate the timeout</param>
/// <param name="timeout">the timeout</param>
/// <param name="timeoutUnit">the unit of timeout</param>
/// <param name="evaluator">Method of loading the value</param>
public CachedGauge(Clock clock, long timeout, TimeUnit timeoutUnit, Func <T> evaluator) : base(evaluator)
{
this.clock = clock;
this.reloadAt = new AtomicLong(0);
this.timeoutNS = timeoutUnit.ToNanos(timeout);
}
/// <summary>
/// Creates a new <see cref="Histogram" /> with the given sample type
/// </summary>
/// <param name="reservoir">the reservoir to create a histogram from</param>
public Histogram(Reservoir reservoir)
{
this.reservoir = reservoir;
this.count = new AtomicLong(0);
}
/// <summary>
/// Creates a new <see cref="Meter"/>
/// </summary>
/// <param name="clock">the clock to use for the meter ticks</param>
public Meter(Clock clock)
{
this.clock = clock;
this._startTime = this.clock.getTick();
this._lastTick = new AtomicLong(_startTime);
}
