diff options
Diffstat (limited to 'kamon-core/src/main/scala/kamon/metric/TickSnapshot.scala')
-rw-r--r-- | kamon-core/src/main/scala/kamon/metric/TickSnapshot.scala | 68 |
1 files changed, 61 insertions, 7 deletions
diff --git a/kamon-core/src/main/scala/kamon/metric/TickSnapshot.scala b/kamon-core/src/main/scala/kamon/metric/TickSnapshot.scala index b7cc349e..e8587ffe 100644 --- a/kamon-core/src/main/scala/kamon/metric/TickSnapshot.scala +++ b/kamon-core/src/main/scala/kamon/metric/TickSnapshot.scala @@ -1,18 +1,72 @@ package kamon.metric -import java.time.Instant -import kamon.metric.instrument.{DistributionSnapshot, SingleValueSnapshot} +import kamon.util.MeasurementUnit -case class Interval(from: Instant, to: Instant) +case class Interval(from: Long, to: Long) case class MetricsSnapshot( - histograms: Seq[DistributionSnapshot], - minMaxCounters: Seq[DistributionSnapshot], - gauges: Seq[SingleValueSnapshot], - counters: Seq[SingleValueSnapshot] + histograms: Seq[MetricDistribution], + minMaxCounters: Seq[MetricDistribution], + gauges: Seq[MetricValue], + counters: Seq[MetricValue] ) case class TickSnapshot(interval: Interval, metrics: MetricsSnapshot) + +/** + * Snapshot for instruments that internally track a single value. Meant to be used for counters and gauges. + * + */ +case class MetricValue(name: String, tags: Map[String, String], measurementUnit: MeasurementUnit, value: Long) + +/** + * Snapshot for instruments that internally the distribution of values in a defined dynamic range. Meant to be used + * with histograms and min max counters. + */ +case class MetricDistribution(name: String, tags: Map[String, String], measurementUnit: MeasurementUnit, + dynamicRange: DynamicRange, distribution: Distribution) + + +trait Distribution { + def buckets: Seq[Bucket] + def bucketsIterator: Iterator[Bucket] + + def min: Long + def max: Long + def sum: Long + def count: Long + def percentile(p: Double): Percentile + + def percentiles: Seq[Percentile] + def percentilesIterator: Iterator[Percentile] +} + +trait Bucket { + def value: Long + def frequency: Long +} + +trait Percentile { + def quantile: Double + def value: Long + def countUnderQuantile: Long +} + + +trait DistributionSnapshotInstrument { + private[kamon] def snapshot(): MetricDistribution +} + +trait SingleValueSnapshotInstrument { + private[kamon] def snapshot(): MetricValue +} + +trait SnapshotableHistogram extends Histogram with DistributionSnapshotInstrument +trait SnapshotableMinMaxCounter extends MinMaxCounter with DistributionSnapshotInstrument +trait SnapshotableCounter extends Counter with SingleValueSnapshotInstrument +trait SnapshotableGauge extends Gauge with SingleValueSnapshotInstrument + + |