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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 akka.actor.{ Props, ActorRef, Actor }
import kamon.metric.Subscriptions.TickMetricSnapshot
import kamon.newrelic.MetricTranslator.TimeSliceMetrics
class MetricTranslator(receiver: ActorRef) extends Actor
with WebTransactionMetrics with CustomMetrics {
def receive = {
case TickMetricSnapshot(from, to, metrics) ⇒
val fromInSeconds = (from / 1E3).toInt
val toInSeconds = (to / 1E3).toInt
val allMetrics = collectWebTransactionMetrics(metrics) ++ collectCustomMetrics(metrics)
val groupedMetrics: Map[String, NewRelic.Metric] = allMetrics.map(metric ⇒ metric.name -> metric)(collection.breakOut) // avoid intermediate tuple
receiver ! TimeSliceMetrics(fromInSeconds, toInSeconds, groupedMetrics)
}
}
object MetricTranslator {
case class TimeSliceMetrics(from: Long, to: Long, metrics: Map[String, NewRelic.Metric]) {
import kamon.metric._
def merge(thatMetrics: Option[TimeSliceMetrics]): TimeSliceMetrics = {
thatMetrics.map(that ⇒ TimeSliceMetrics(from + that.from, to + that.to, combineMaps(metrics, that.metrics)((l, r) ⇒ l.merge(r)))).getOrElse(this)
}
}
def props(receiver: ActorRef): Props = Props(new MetricTranslator(receiver))
}
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