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[SPARK-11974][CORE]Not all the temp dirs had been deleted when the JVM exits #9951

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[SPARK-11974][CORE]Not all the temp dirs had been deleted when the JVM exits #9951

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0268633
can not use foreach({remove})
pzzs Nov 25, 2015
4ee3a79
Update ShutdownHookManager.scala
pzzs Nov 25, 2015
cea4cd3
add a comment
pzzs Nov 25, 2015
a3e7cb8
add space after //
pzzs Nov 25, 2015
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4 changes: 3 additions & 1 deletion core/src/main/scala/org/apache/spark/util/ShutdownHookManager.scala
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Expand Up @@ -57,7 +57,9 @@ private[spark] object ShutdownHookManager extends Logging {
// Add a shutdown hook to delete the temp dirs when the JVM exits
addShutdownHook(TEMP_DIR_SHUTDOWN_PRIORITY) { () =>
logInfo("Shutdown hook called")
shutdownDeletePaths.foreach { dirPath =>
//we need to materialize the paths to delete because deleteRecursively removes items from
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need a space after // - otherwise this will fail the style check

//shutdownDeletePaths as we are traversing through it.
shutdownDeletePaths.toArray.foreach { dirPath =>
try {
logInfo("Deleting directory " + dirPath)
Utils.deleteRecursively(new File(dirPath))
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