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/*
* =========================================================================================
* 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.newrelic
import kamon.metric._
import kamon.metric.TraceMetrics.ElapsedTime
import akka.actor.Actor
import kamon.Kamon
trait WebTransactionMetrics {
self: Actor ⇒
def collectWebTransactionMetrics(metrics: Map[MetricGroupIdentity, MetricGroupSnapshot]): Seq[NewRelic.Metric] = {
val apdexBuilder = new ApdexBuilder("Apdex", None, Kamon(NewRelic)(context.system).apdexT)
/*
// Trace metrics are recorded in nanoseconds.
var accumulatedHttpDispatcher: MetricSnapshotLike = MetricSnapshot(InstrumentTypes.Histogram, 0, Scale.Nano, Vector.empty)
val webTransactionMetrics = metrics.collect {
case (TraceMetrics(name), groupSnapshot) ⇒
groupSnapshot.metrics collect {
case (ElapsedTime, snapshot) ⇒
accumulatedHttpDispatcher = accumulatedHttpDispatcher.merge(snapshot)
snapshot.measurements.foreach(level ⇒
apdexBuilder.record(Scale.convert(snapshot.scale, Scale.Unit, level.value), level.count))
toNewRelicMetric(Scale.Unit)(s"WebTransaction/Custom/$name", None, snapshot)
}
}
val httpDispatcher = toNewRelicMetric(Scale.Unit)("HttpDispatcher", None, accumulatedHttpDispatcher)
val webTransaction = toNewRelicMetric(Scale.Unit)("WebTransaction", None, accumulatedHttpDispatcher)
Seq(httpDispatcher, webTransaction, apdexBuilder.build) ++ webTransactionMetrics.flatten.toSeq */
???
}
}
class ApdexBuilder(name: String, scope: Option[String], apdexT: Double) {
val frustratingThreshold = 4 * apdexT
var satisfying = 0L
var tolerating = 0L
var frustrating = 0L
def record(duration: Double, count: Long): Unit =
if (duration <= apdexT)
satisfying += count
else if (duration <= frustratingThreshold)
tolerating += count
else
frustrating += count
// NewRelic reuses the same metric structure for recording the Apdex.. weird, but that's how it works.
def build: NewRelic.Metric = NewRelic.Metric(name, scope, satisfying, tolerating, frustrating, apdexT, apdexT, 0)
}
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