/// <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)));
}
/// <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)));
}
/// <summary>
/// Return the <see cref="Core.Counter"/> registered under this name; or create and register
/// a new <see cref="Core.Counter"/> if none is registered.
/// </summary>
/// <param name="name">The metric name</param>
/// <returns>a new or pre-existing <see cref="Core.Counter"/></returns>
public Counter Counter(MetricName name)
{
return(GetOrAdd(name, new Counter()));
}
/// <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)));
}
private CounterMetric(MetricName metricName, AtomicLong count)
{
Name = metricName;
_count = count;
}
/// <summary>
/// Return the <see cref="Core.Counter"/> registered under this name; or create and register
/// a new <see cref="Core.Counter"/> if none is registered.
/// </summary>
/// <param name="name">The metric name</param>
/// <returns>a new or pre-existing <see cref="Core.Counter"/></returns>
public Counter Counter(string name)
{
return(Counter(MetricName.build(name)));
}
/// <summary>
/// Return the <see cref="Core.Timer"/> registered under this name; or create and register
/// a new <see cref="Core.Timer"/> if none is registered.
/// </summary>
/// <param name="name">The metric name</param>
/// <returns>a new or pre-existing <see cref="Core.Timer"/></returns>
public Timer Timer(MetricName name)
{
return(GetOrAdd(name, new Core.Timer()));
}
internal TimerMetric(MetricName metricName, TimeUnit durationUnit) : this(durationUnit, TimeUnit.Seconds,
MeterMetric.New(metricName, "updates", TimeUnit.Seconds),
new HistogramMetric(metricName, SampleType.Biased), true)
{
Name = metricName;
}
/// <summary>
/// Return the <see cref="Core.Meter"/> registered under this name; or create and register
/// a new <see cref="Core.Meter"/> if none is registered.
/// </summary>
/// <param name="name">The metric name</param>
/// <returns>a new or pre-existing <see cref="Core.Meter"/></returns>
public Meter Meter(MetricName name)
{
return(GetOrAdd(name, new Meter()));
}
/// <summary>
/// Return the <see cref="Core.Timer"/> registered under this name; or create and register
/// a new <see cref="Core.Timer"/> if none is registered.
/// </summary>
/// <param name="name">The metric name</param>
/// <returns>a new or pre-existing <see cref="Core.Timer"/></returns>
public Timer Timer(String name)
{
return(Timer(MetricName.build(name)));
}
/// <summary>
/// Return the <see cref="Core.Meter"/> registered under this name; or create and register
/// a new <see cref="Core.Meter"/> if none is registered.
/// </summary>
/// <param name="name">The metric name</param>
/// <returns>a new or pre-existing <see cref="Core.Meter"/></returns>
public Meter Meter(string name)
{
return(Meter(MetricName.build(name)));
}
/// <summary>
/// Return the <see cref="Core.Histogram"/> registered under this name; or create and register
/// a new <see cref="Core.Histogram"/> if none is registered.
/// </summary>
/// <param name="name">The metric name</param>
/// <returns>a new or pre-existing <see cref="Core.Histogram"/></returns>
public Histogram Histogram(MetricName name)
{
return(GetOrAdd(name, new Histogram(new ExponentiallyDecayingReservoir())));
}
/// <summary>
/// Return the <see cref="Core.Histogram"/> registered under this name; or create and register
/// a new <see cref="Core.Histogram"/> if none is registered.
/// </summary>
/// <param name="name">The metric name</param>
/// <returns>a new or pre-existing <see cref="Core.Histogram"/></returns>
public Histogram Histogram(string name)
{
return(Histogram(MetricName.build(name)));
}
/// <summary>
/// Creates a new <see cref="T:Metrics.HistogramMetric" /> with the given sample type
/// </summary>
internal HistogramMetric(MetricName metricName, SampleType type) : this(metricName, NewSample(type))
{
}
/// <summary>
/// Return the <see cref="Core.Gauge"/> registered under this name; or create and register
/// a new <see cref="Core.Gauge"/> if none is registered.
/// </summary>
/// <param name="name">The metric name</param>
/// <param name="evaluator">The evaluator for the gauge</param>
/// <returns>a new or pre-existing <see cref="Core.Gauge"/></returns>
public Gauge <T> Gauge <T>(MetricName name, Func <T> evaluator)
{
return(GetOrAdd(name, new Gauge <T>(evaluator)));
}
/// <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>
/// Given an <see cref="IMetric"/>, registers it under the given name
/// </summary>
/// <typeparam name="T">the type of the metric</typeparam>
/// <param name="name">the name of the metric</param>
/// <param name="metric">the metric</param>
/// <returns><see cref="IMetric"/></returns>
public T Register <T>(string name, T metric) where T : IMetric
{
return(Register(MetricName.build(name), metric));
}
private MeterMetric(MetricName metricName, string eventType, TimeUnit rateUnit)
{
Name = metricName;
EventType = eventType;
RateUnit = rateUnit;
}
internal CounterMetric(MetricName metricName)
{
Name = metricName;
}