Use a private cached threadpool for TraceAPIServer.

Author: baffles

codepulse/src/main/scala/com/secdec/codepulse/tracer/TraceAPIServer.scala

@@ -20,7 +20,6 @@
 package com.secdec.codepulse.tracer
 
 import scala.collection.mutable.ListBuffer
-import scala.concurrent.ExecutionContext.Implicits.global
 import scala.concurrent.Future
 import scala.concurrent.duration.DurationInt
 import scala.language.implicitConversions
@@ -44,9 +43,13 @@ import com.secdec.codepulse.components.notifications.Notifications
 import com.secdec.codepulse.components.notifications.Notifications.NotificationId
 import java.net.BindException
 import java.util.Locale
+import scala.concurrent.ExecutionContext
+import java.util.concurrent.Executors
 
 class TraceAPIServer(manager: TraceManager, treeBuilderManager: TreeBuilderManager) extends RestHelper with Loggable {
 
+	implicit val executionContext = ExecutionContext fromExecutor Executors.newCachedThreadPool
+
 	import ActivityRequest._
 
 	implicit class RichRecordingMetadata(rec: RecordingMetadata) {