dongjoon-hyun commented on a change in pull request #24353: [Spark-27446] Use
existing spark conf if available.
URL: https://github.com/apache/spark/pull/24353#discussion_r274682857
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File path: core/src/main/scala/org/apache/spark/api/r/RBackend.scala
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@@ -47,7 +47,7 @@ private[spark] class RBackend {
private[r] val jvmObjectTracker = new JVMObjectTracker
def init(): (Int, RAuthHelper) = {
- val conf = new SparkConf()
+ val conf = Option(SparkEnv.get).map(_.conf).getOrElse(new SparkConf())
Review comment:
Hi, @MrBago .
Could you add a unit test case, please? That will prevent a future
regression. Maybe, at `RBackendSuite.scala`?
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