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package kamon
import java.util.UUID
import akka.actor._
import akka.agent.Agent
import java.util.concurrent.TimeUnit
import scala.util.{Failure, Success}
import akka.util.Timeout
case class TraceContext(id: UUID, entries: ActorRef, userContext: Option[Any] = None) {
implicit val timeout = Timeout(30, TimeUnit.SECONDS)
implicit val as = Kamon.actorSystem.dispatcher
def append(entry: TraceEntry) = entries ! entry
def close = entries ! "Close" // TODO type this thing!.
}
object TraceContext {
def apply()(implicit system: ActorSystem) = new TraceContext(UUID.randomUUID(), system.actorOf(Props[TraceAccumulator])) // TODO: Move to a kamon specific supervisor, like /user/kamon/tracer
}
class TraceAccumulator extends Actor {
def receive = {
case a => println("Trace Accumulated: "+a)
}
}
trait TraceEntry
case class CodeBlockExecutionTime(name: String, begin: Long, end: Long) extends TraceEntry
case class TransactionTrace(id: UUID, start: Long, end: Long, entries: Seq[TraceEntry])
object Collector {
}
trait TraceEntryStorage {
def store(entry: TraceEntry): Boolean
}
class TransactionContext(val id: UUID, private val storage: TraceEntryStorage) {
def store(entry: TraceEntry) = storage.store(entry)
}
object ThreadLocalTraceEntryStorage extends TraceEntryStorage {
private val storage = new ThreadLocal[List[TraceEntry]] {
override def initialValue(): List[TraceEntry] = Nil
}
def update(f: List[TraceEntry] => List[TraceEntry]) = storage set f(storage.get)
def store(entry: TraceEntry): Boolean = {
update(entry :: _)
true
}
}
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