Github user helena commented on a diff in the pull request:
https://github.com/apache/spark/pull/5645#discussion_r29194115
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/rdd/WriteAheadLogBackedBlockRDD.scala
---
@@ -96,9 +99,27 @@ class WriteAheadLogBackedBlockRDD[T: ClassTag](
logDebug(s"Read partition data of $this from block manager, block
$blockId")
iterator
case None => // Data not found in Block Manager, grab it from write
ahead log file
- val reader = new WriteAheadLogRandomReader(partition.segment.path,
hadoopConf)
- val dataRead = reader.read(partition.segment)
- reader.close()
+ var dataRead: ByteBuffer = null
--- End diff --
I feel dirty seeing nulls in scala
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