internal TimerMetric(MetricName metricName, TimeUnit durationUnit) : this(durationUnit, TimeUnit.Seconds,
MeterMetric.New(metricName, "updates", TimeUnit.Seconds),
new HistogramMetric(metricName, SampleType.Biased), true)
{
Name = metricName;
}
internal CounterMetric(MetricName metricName)
{
Name = metricName;
}
private CounterMetric(MetricName metricName, AtomicLong count)
{
Name = metricName;
_count = count;
}
/// <summary>
/// Creates a new gauge metric and registers it under the given type and name
/// </summary>
/// <typeparam name="T">The type the gauge measures</typeparam>
/// <param name="owner">The type that owns the metric</param>
/// <param name="name">The metric name</param>
/// <param name="evaluator">The gauge evaluation function</param>
/// <returns></returns>
public GaugeMetric <T> Gauge <T>(Type owner, string name, Func <T> evaluator)
{
var metricName = new MetricName(owner, name);
return(GetOrAdd(metricName, new GaugeMetric <T>(metricName, evaluator)));
}
/// <summary>
/// Creates a new counter metric and registers it under the given type and name
/// </summary>
/// <param name="owner">The type that owns the metric</param>
/// <param name="name">The metric name</param>
/// <returns></returns>
public CounterMetric Counter(Type owner, string name)
{
var metricName = new MetricName(owner, name);
return(GetOrAdd(metricName, new CounterMetric(metricName)));
}
public bool TryGetMetric(MetricName name, out IMetric metric)
{
return(_store.TryGetValue(name, out metric));
}
/// <summary>
/// Creates a new histogram metric and registers it under the given type and name
/// </summary>
/// <param name="owner">The type that owns the metric</param>
/// <param name="name">The metric name</param>
/// <param name="sampleType">The sample type</param>
/// <returns></returns>
public HistogramMetric Histogram(Type owner, string name, SampleType sampleType)
{
var metricName = new MetricName(owner, name);
return(GetOrAdd(metricName, new HistogramMetric(metricName, sampleType)));
}
private MeterMetric(MetricName metricName, string eventType, TimeUnit rateUnit)
{
Name = metricName;
EventType = eventType;
RateUnit = rateUnit;
}
/// <summary>
/// Creates a new <see cref="HistogramMetric" /> with the given sample
/// </summary>
internal HistogramMetric(MetricName metricName, ISample sample) : this(metricName, sample, true)
{
_sample = sample;
Clear();
}
/// <summary>
/// Creates a new <see cref="T:BetterAPI.Metrics.HistogramMetric" /> with the given sample type
/// </summary>
internal HistogramMetric(MetricName metricName, SampleType type) : this(metricName, NewSample(type))
{
}