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package kamon
package metric
import java.util.concurrent.atomic.AtomicReference
import com.typesafe.config.Config
import kamon.metric.instrument.InstrumentFactory
import scala.collection.concurrent.TrieMap
trait RecorderRegistry {
def getRecorder(entity: Entity): EntityRecorder
def getRecorder(name: String, category: String, tags: Map[String, String]): EntityRecorder
def removeRecorder(entity: Entity): Boolean
def removeRecorder(name: String, category: String, tags: Map[String, String]): Boolean
}
class RecorderRegistryImpl(initialConfig: Config) extends RecorderRegistry {
private val instrumentFactory = new AtomicReference[InstrumentFactory]()
private val entities = TrieMap.empty[Entity, EntityRecorder with EntitySnapshotProducer]
reconfigure(initialConfig)
override def getRecorder(entity: Entity): EntityRecorder =
entities.atomicGetOrElseUpdate(entity, new DefaultEntityRecorder(entity, instrumentFactory.get()))
override def getRecorder(name: String, category: String, tags: Map[String, String]): EntityRecorder =
getRecorder(Entity(name, category, tags))
override def removeRecorder(entity: Entity): Boolean = ???
override def removeRecorder(name: String, category: String, tags: Map[String, String]): Boolean = ???
private[kamon] def reconfigure(config: Config): Unit = {
instrumentFactory.set(InstrumentFactory(config.getConfig("kamon.metric.instrument-factory")))
}
private[kamon] def snapshot(): Seq[EntitySnapshot] = {
entities.values.map(_.snapshot()).toSeq
}
}
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