Package org.xbib.metrics.common

Implementation classes for metrics.

Interface Summary

Interface	Description
MetricRegistry.Listener	Listeners for events from the registry.

Class Summary

Class	Description
CountMetric	An incrementing and decrementing counter metric.
ExponentiallyDecayingReservoir	An exponentially-decaying random reservoir of longs.
ExpWeightedMovingAverage	An exponentially-weighted moving average.
Histogram	A metric which calculates the distribution of a value.
Meter	A meter metric which measures mean throughput and one-, five-, and fifteen-minute exponentially-weighted moving average throughputs.
MetricRegistry	A registry of metric instances.
Sampler	A sampler metric which aggregates timing durations and provides duration statistics, plus throughput statistics via Meter.
Sampler.Context	A timing context.
WeightedSnapshot	A statistical snapshot of a WeightedSnapshot.
WeightedSnapshot.WeightedSample	A single sample item with value and its weights for WeightedSnapshot.