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[SPARK-19646][CORE][STREAMING] binaryRecords replicates records in scala API #16974

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srowen wants to merge 2 commits into from
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[SPARK-19646][CORE][STREAMING] binaryRecords replicates records in scala API #16974

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457e735
Use BytesWritable.copyBytes, not getBytes, because getBytes returns t…
srowen Feb 17, 2017
219bbf6
Add tests for fix, and improve surrounding test code
srowen Feb 17, 2017
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2 changes: 1 addition & 1 deletion core/src/main/scala/org/apache/spark/SparkContext.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -962,7 +962,7 @@ class SparkContext(config: SparkConf) extends Logging {
classOf[BytesWritable],
conf = conf)
val data = br.map { case (k, v) =>
val bytes = v.getBytes
val bytes = v.copyBytes()
assert(bytes.length == recordLength, "Byte array does not have correct length")
bytes
}
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2 changes: 1 addition & 1 deletion streaming/src/main/scala/org/apache/spark/streaming/StreamingContext.scala
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Expand Up @@ -436,7 +436,7 @@ class StreamingContext private[streaming] (
val br = fileStream[LongWritable, BytesWritable, FixedLengthBinaryInputFormat](
directory, FileInputDStream.defaultFilter: Path => Boolean, newFilesOnly = true, conf)
val data = br.map { case (k, v) =>
val bytes = v.getBytes
val bytes = v.copyBytes()
require(bytes.length == recordLength, "Byte array does not have correct length. " +
s"${bytes.length} did not equal recordLength: $recordLength")
bytes
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