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author | Ivan Topolnjak <ivantopo@gmail.com> | 2015-01-12 01:45:27 +0100 |
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committer | Ivan Topolnjak <ivantopo@gmail.com> | 2015-01-24 23:19:01 +0100 |
commit | 01a34f67ff75419c440f2e69c0a0db888a670a34 (patch) | |
tree | 9c4dee4e9c13c26937356950f9e4927c3f9dfb7d /kamon-core/src/main/scala/kamon/metric/TickMetricSnapshotBuffer.scala | |
parent | 4a47e92d23af371f1d50b40af6cbe00a5ffc0105 (diff) | |
download | Kamon-01a34f67ff75419c440f2e69c0a0db888a670a34.tar.gz Kamon-01a34f67ff75419c440f2e69c0a0db888a670a34.tar.bz2 Kamon-01a34f67ff75419c440f2e69c0a0db888a670a34.zip |
! all: improve the metric recorders infrastructure
Diffstat (limited to 'kamon-core/src/main/scala/kamon/metric/TickMetricSnapshotBuffer.scala')
-rw-r--r-- | kamon-core/src/main/scala/kamon/metric/TickMetricSnapshotBuffer.scala | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/kamon-core/src/main/scala/kamon/metric/TickMetricSnapshotBuffer.scala b/kamon-core/src/main/scala/kamon/metric/TickMetricSnapshotBuffer.scala new file mode 100644 index 00000000..b9127118 --- /dev/null +++ b/kamon-core/src/main/scala/kamon/metric/TickMetricSnapshotBuffer.scala @@ -0,0 +1,49 @@ +package kamon.metric + +import akka.actor.{ Props, Actor, ActorRef } +import kamon.Kamon +import kamon.metric.SubscriptionsDispatcher.TickMetricSnapshot +import kamon.metric.TickMetricSnapshotBuffer.FlushBuffer +import kamon.metric.instrument.CollectionContext +import kamon.util.MapMerge + +import scala.concurrent.duration.FiniteDuration + +class TickMetricSnapshotBuffer(flushInterval: FiniteDuration, receiver: ActorRef) extends Actor { + import MapMerge.Syntax + + val flushSchedule = context.system.scheduler.schedule(flushInterval, flushInterval, self, FlushBuffer)(context.dispatcher) + val collectionContext: CollectionContext = Kamon(Metrics)(context.system).buildDefaultCollectionContext + + def receive = empty + + def empty: Actor.Receive = { + case tick: TickMetricSnapshot ⇒ context become (buffering(tick)) + case FlushBuffer ⇒ // Nothing to flush. + } + + def buffering(buffered: TickMetricSnapshot): Actor.Receive = { + case TickMetricSnapshot(_, to, tickMetrics) ⇒ + val combinedMetrics = buffered.metrics.merge(tickMetrics, (l, r) ⇒ l.merge(r, collectionContext)) + val combinedSnapshot = TickMetricSnapshot(buffered.from, to, combinedMetrics) + + context become (buffering(combinedSnapshot)) + + case FlushBuffer ⇒ + receiver ! buffered + context become (empty) + + } + + override def postStop(): Unit = { + flushSchedule.cancel() + super.postStop() + } +} + +object TickMetricSnapshotBuffer { + case object FlushBuffer + + def props(flushInterval: FiniteDuration, receiver: ActorRef): Props = + Props[TickMetricSnapshotBuffer](new TickMetricSnapshotBuffer(flushInterval, receiver)) +} |