1 files changed, 51 insertions, 0 deletions
diff --git a/kamon-core/src/main/scala/kamon/trace/TraceContext.scala b/kamon-core/src/main/scala/kamon/trace/TraceContext.scala
new file mode 100644
index 00000000..3e68a816
--- /dev/null
+++ b/kamon-core/src/main/scala/kamon/trace/TraceContext.scala
@@ -0,0 +1,51 @@
+/* ===================================================
+ * 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.
+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]
+}