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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.trace
import java.util.UUID
import akka.actor._
import java.util.concurrent.atomic.AtomicLong
import scala.concurrent.duration._
import kamon.Kamon
import kamon.trace.UowTracing.{Finish, Start}
// TODO: Decide if we need or not an ID, generating it takes time and it doesn't seem necessary.
protected[kamon] case class TraceContext(private val collector: ActorRef, id: Long, uow: String = "", userContext: Option[Any] = None) {
def start(name: String) = collector ! Start(id, name)
def finish: Unit = {
collector ! Finish(id)
}
}
trait ContextAware {
def traceContext: Option[TraceContext]
}
object ContextAware {
def default: ContextAware = new ContextAware {
val traceContext: Option[TraceContext] = Trace.context()
}
}
trait TimedContextAware {
def timestamp: Long
def traceContext: Option[TraceContext]
}
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