liviazhu commented on code in PR #54277:
URL: https://github.com/apache/spark/pull/54277#discussion_r2829758964
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sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/state/OperatorStateMetadata.scala:
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@@ -352,7 +357,7 @@ class OperatorStateMetadataV2Reader(
// List the available batches in the operator metadata directory
private def listOperatorMetadataBatches(): Array[Long] = {
- if (!fm.exists(metadataDirPath)) {
+ if (!fm.exists(metadataDirPath.getParent) || !fm.exists(metadataDirPath)) {
Review Comment:
If we don't do this, if state directory doesn't exist, this will throw an
error rather than return an empty list. To maintain the previous behavior, we
add this check to return the empty list.
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