maropu commented on a change in pull request #28544:
URL: https://github.com/apache/spark/pull/28544#discussion_r426385130
##########
File path:
sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/ui/HiveThriftServer2Listener.scala
##########
@@ -131,60 +132,81 @@ private[thriftserver] class HiveThriftServer2Listener(
updateLiveStore(session)
}
- private def onSessionClosed(e: SparkListenerThriftServerSessionClosed): Unit
= {
- val session = sessionList.get(e.sessionId)
- session.finishTimestamp = e.finishTime
- updateStoreWithTriggerEnabled(session)
- sessionList.remove(e.sessionId)
- }
+ private def onSessionClosed(e: SparkListenerThriftServerSessionClosed): Unit
=
+ Option(sessionList.get(e.sessionId)) match {
+ case None => logWarning(s"onSessionClosed called with unknown session
id: ${e.sessionId}")
Review comment:
Could you move the `None` pattern into the place after the `Some`
pattern?
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