diff options
Diffstat (limited to 'kamon-core/src/legacy-main/scala/kamon/trace/logging/MdcKeysSupport.scala')
-rw-r--r-- | kamon-core/src/legacy-main/scala/kamon/trace/logging/MdcKeysSupport.scala | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/kamon-core/src/legacy-main/scala/kamon/trace/logging/MdcKeysSupport.scala b/kamon-core/src/legacy-main/scala/kamon/trace/logging/MdcKeysSupport.scala deleted file mode 100644 index 556366b0..00000000 --- a/kamon-core/src/legacy-main/scala/kamon/trace/logging/MdcKeysSupport.scala +++ /dev/null @@ -1,54 +0,0 @@ -/* - * ========================================================================================= - * Copyright © 2013-2016 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.logging - -import kamon.trace.TraceLocal.AvailableToMdc -import kamon.trace.{EmptyTraceContext, MetricsOnlyContext, TraceContext, Tracer} -import kamon.util.Supplier -import org.slf4j.MDC - -trait MdcKeysSupport { - - val traceTokenKey = "traceToken" - val traceNameKey = "traceName" - - private val defaultKeys = Seq(traceTokenKey, traceNameKey) - - def withMdc[A](thunk: ⇒ A): A = { - val keys = copyToMdc(Tracer.currentContext) - try thunk finally keys.foreach(key ⇒ MDC.remove(key)) - } - - // Java variant. - def withMdc[A](thunk: Supplier[A]): A = withMdc(thunk.get) - - private[kamon] def copyToMdc(traceContext: TraceContext): Iterable[String] = traceContext match { - case ctx: MetricsOnlyContext ⇒ - - // Add the default key value pairs for the trace token and trace name. - MDC.put(traceTokenKey, ctx.token) - MDC.put(traceNameKey, ctx.name) - - defaultKeys ++ ctx.traceLocalStorage.underlyingStorage.collect { - case (available: AvailableToMdc, value) ⇒ Map(available.mdcKey → String.valueOf(value)) - }.flatMap { value ⇒ value.map { case (k, v) ⇒ MDC.put(k, v); k } } - - case EmptyTraceContext ⇒ Iterable.empty[String] - } -} - -object MdcKeysSupport extends MdcKeysSupport
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