add CallingThreadExecutionContext utility

1 files changed, 30 insertions, 0 deletions

diff --git a/kamon-core/src/main/scala/kamon/util/CallingThreadExecutionContext.scala b/kamon-core/src/main/scala/kamon/util/CallingThreadExecutionContext.scala
new file mode 100644
index 00000000..f3d16e33
--- /dev/null
+++ b/kamon-core/src/main/scala/kamon/util/CallingThreadExecutionContext.scala
@@ -0,0 +1,30 @@
+/*
+ * =========================================================================================
+ * Copyright © 2013-2015 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.util
+
+import org.slf4j.LoggerFactory
+import scala.concurrent.ExecutionContext
+
+/**
+  * For small code blocks that don't need to be run on a separate thread.
+  */
+object CallingThreadExecutionContext extends ExecutionContext {
+  private val logger = LoggerFactory.getLogger("kamon.util.CallingThreadExecutionContext")
+
+  override def execute(runnable: Runnable): Unit = runnable.run
+  override def reportFailure(t: Throwable): Unit = logger.error(t.getMessage, t)
+}
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