vinooganesh commented on a change in pull request #28128:
URL: https://github.com/apache/spark/pull/28128#discussion_r428599620
##########
File path: sql/core/src/main/scala/org/apache/spark/sql/SparkSession.scala
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@@ -1064,6 +1055,20 @@ object SparkSession extends Logging {
// Private methods from now on
////////////////////////////////////////////////////////////////////////////////////////
+ private val listenerRegistered: AtomicBoolean = new AtomicBoolean(false)
+
+ /** Register the AppEnd listener onto the Context */
+ private def registerContextListener(sparkContext: SparkContext): Unit = {
+ if (!SparkSession.listenerRegistered.get()) {
Review comment:
fixed!
##########
File path: sql/core/src/main/scala/org/apache/spark/sql/SparkSession.scala
##########
@@ -1064,6 +1055,20 @@ object SparkSession extends Logging {
// Private methods from now on
////////////////////////////////////////////////////////////////////////////////////////
+ private val listenerRegistered: AtomicBoolean = new AtomicBoolean(false)
+
+ /** Register the AppEnd listener onto the Context */
+ private def registerContextListener(sparkContext: SparkContext): Unit = {
+ if (!SparkSession.listenerRegistered.get()) {
+ sparkContext.addSparkListener(new SparkListener {
+ override def onApplicationEnd(applicationEnd:
SparkListenerApplicationEnd): Unit = {
+ defaultSession.set(null)
+ }
+ })
+ SparkSession.listenerRegistered.set(true)
Review comment:
fixed!
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