expose SpanCodec through Kamon::contextCodec

1 files changed, 16 insertions, 1 deletions

diff --git a/kamon-core/src/main/scala/kamon/context/Context.scala b/kamon-core/src/main/scala/kamon/context/Context.scala
index f8a4662f..85c80d50 100644
--- a/kamon-core/src/main/scala/kamon/context/Context.scala
+++ b/kamon-core/src/main/scala/kamon/context/Context.scala
@@ -1,8 +1,23 @@
+/* =========================================================================================
+ * Copyright © 2013-2017 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.context
 
 class Context private (private[context] val entries: Map[Key[_], Any]) {
   def get[T](key: Key[T]): T =
-    entries.get(key).getOrElse(key.emptyValue).asInstanceOf[T]
+    entries.getOrElse(key, key.emptyValue).asInstanceOf[T]
 
   def withKey[T](key: Key[T], value: T): Context =
     new Context(entries.updated(key, value))