Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/14371#discussion_r72315301
--- Diff:
core/src/main/scala/org/apache/spark/rdd/ReliableCheckpointRDD.scala ---
@@ -240,7 +248,7 @@ private[spark] object ReliableCheckpointRDD extends
Logging {
val bufferSize = sc.conf.getInt("spark.buffer.size", 65536)
val partitionerFilePath = new Path(checkpointDirPath,
checkpointPartitionerFileName)
val fs = partitionerFilePath.getFileSystem(sc.hadoopConfiguration)
- if (fs.exists(partitionerFilePath)) {
+ try {
--- End diff --
I suppose this has the small disadvantage of putting more code inside a try
block that isn't intended to handle exceptions from the rest. Can the other
code be moved after the block, and short-circuit and return None in the
exception block?
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