From 485abe569d23bccf2d263c82b43e59464dc7e834 Mon Sep 17 00:00:00 2001
From: Ivan Topolnjak <ivantopo@gmail.com>
Date: Mon, 12 Jan 2015 01:45:27 +0100
Subject: ! all: improve the metric recorders infrastructure

---
 .../main/scala/kamon/trace/TraceExtension.scala    | 91 ----------------------
 1 file changed, 91 deletions(-)
 delete mode 100644 kamon-core/src/main/scala/kamon/trace/TraceExtension.scala

(limited to 'kamon-core/src/main/scala/kamon/trace/TraceExtension.scala')

diff --git a/kamon-core/src/main/scala/kamon/trace/TraceExtension.scala b/kamon-core/src/main/scala/kamon/trace/TraceExtension.scala
deleted file mode 100644
index 41f022d0..00000000
--- a/kamon-core/src/main/scala/kamon/trace/TraceExtension.scala
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * =========================================================================================
- * Copyright © 2013 the kamon project <http://kamon.io/>
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software distributed under the
- * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
- * either express or implied. See the License for the specific language governing permissions
- * and limitations under the License.
- * =========================================================================================
- */
-
-package kamon.trace
-
-import java.util.concurrent.TimeUnit
-
-import akka.actor._
-import akka.actor
-import akka.event.Logging
-import kamon._
-import kamon.metric.Metrics
-import kamon.util.GlobPathFilter
-
-class TraceExtension(system: ExtendedActorSystem) extends Kamon.Extension {
-  val config = system.settings.config.getConfig("kamon.trace")
-  val dispatcher = system.dispatchers.lookup(config.getString("dispatcher"))
-
-  val detailLevel: LevelOfDetail = config.getString("level") match {
-    case "metrics-only" ⇒ LevelOfDetail.MetricsOnly
-    case "simple-trace" ⇒ LevelOfDetail.SimpleTrace
-    case other          ⇒ sys.error(s"Unknown tracing level $other present in the configuration file.")
-  }
-
-  val sampler: Sampler =
-    if (detailLevel == LevelOfDetail.MetricsOnly) NoSampling
-    else config.getString("sampling") match {
-      case "all"       ⇒ SampleAll
-      case "random"    ⇒ new RandomSampler(config.getInt("random-sampler.chance"))
-      case "ordered"   ⇒ new OrderedSampler(config.getInt("ordered-sampler.interval"))
-      case "threshold" ⇒ new ThresholdSampler(config.getDuration("threshold-sampler.minimum-elapsed-time", TimeUnit.NANOSECONDS))
-    }
-
-  val log = Logging(system, "TraceExtension")
-  val subscriptions = system.actorOf(Props[TraceSubscriptions], "trace-subscriptions")
-  val incubator = system.actorOf(Incubator.props(subscriptions))
-  val metricsExtension = Kamon(Metrics)(system)
-
-  def newTraceContext(traceName: String, token: String, origin: TraceContextOrigin, system: ActorSystem): TraceContext =
-    newTraceContext(traceName, token, true, origin, RelativeNanoTimestamp.now, system)
-
-  def newTraceContext(traceName: String, token: String, isOpen: Boolean, origin: TraceContextOrigin,
-    startTimestamp: RelativeNanoTimestamp, system: ActorSystem): TraceContext = {
-    def newMetricsOnlyContext = new MetricsOnlyContext(traceName, token, isOpen, detailLevel, origin, startTimestamp, log, metricsExtension, system)
-
-    if (detailLevel == LevelOfDetail.MetricsOnly || origin == TraceContextOrigin.Remote)
-      newMetricsOnlyContext
-    else {
-      if (!sampler.shouldTrace)
-        newMetricsOnlyContext
-      else
-        new TracingContext(traceName, token, true, detailLevel, origin, startTimestamp, log, metricsExtension, this, system)
-    }
-  }
-
-  def subscribe(subscriber: ActorRef): Unit = subscriptions ! TraceSubscriptions.Subscribe(subscriber)
-  def unsubscribe(subscriber: ActorRef): Unit = subscriptions ! TraceSubscriptions.Unsubscribe(subscriber)
-
-  private[kamon] def dispatchTracingContext(trace: TracingContext): Unit =
-    if (sampler.shouldReport(trace.elapsedTime))
-      if (trace.shouldIncubate)
-        incubator ! trace
-      else
-        subscriptions ! trace.generateTraceInfo
-
-}
-
-object Trace extends ExtensionId[TraceExtension] with ExtensionIdProvider {
-  def lookup(): ExtensionId[_ <: actor.Extension] = Trace
-  def createExtension(system: ExtendedActorSystem): TraceExtension = new TraceExtension(system)
-
-  case class MetricGroupFilter(includes: List[GlobPathFilter], excludes: List[GlobPathFilter]) {
-    def accept(name: String): Boolean = includes.exists(_.accept(name)) && !excludes.exists(_.accept(name))
-  }
-}
-
-case class TraceInfo(name: String, token: String, timestamp: NanoTimestamp, elapsedTime: NanoInterval, metadata: Map[String, String], segments: List[SegmentInfo])
-case class SegmentInfo(name: String, category: String, library: String, timestamp: NanoTimestamp, elapsedTime: NanoInterval, metadata: Map[String, String])
\ No newline at end of file
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