Github user witgo commented on a diff in the pull request: https://github.com/apache/spark/pull/15505#discussion_r86777769 --- Diff: core/src/main/scala/org/apache/spark/executor/Executor.scala --- @@ -486,7 +481,7 @@ private[spark] class Executor( * Download any missing dependencies if we receive a new set of files and JARs from the * SparkContext. Also adds any new JARs we fetched to the class loader. */ - private def updateDependencies(newFiles: HashMap[String, Long], newJars: HashMap[String, Long]) { + private def updateDependencies(newFiles: Map[String, Long], newJars: Map[String, Long]) { --- End diff -- @wzhfy The source of this parameter is `sc.addedFiles` and `sc.addedJars`, Their types are `mutable.Map[String, Long]` , This change is reasonable.
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