[jira] [Created] (SPARK-11177) sc.wholeTextFiles throws ArrayIndexOutOfBoundsException when S3 file has zero bytes

["Josh Rosen (JIRA)" <ji...@apache.org>]

Josh Rosen created SPARK-11177:
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             Summary: sc.wholeTextFiles throws ArrayIndexOutOfBoundsException when S3 file has zero bytes
                 Key: SPARK-11177
                 URL: https://issues.apache.org/jira/browse/SPARK-11177
             Project: Spark
          Issue Type: Sub-task
            Reporter: Josh Rosen


>From a user report:

{quote}
When I upload a series of text files to an S3 directory and one of the files is empty (0 bytes). The sc.wholeTextFiles method stack traces.
java.lang.ArrayIndexOutOfBoundsException: 0
at org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat$OneFileInfo.<init>(CombineFileInputFormat.java:506)
at org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat.getMoreSplits(CombineFileInputFormat.java:285)
at org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat.getSplits(CombineFileInputFormat.java:245)
at org.apache.spark.rdd.WholeTextFileRDD.getPartitions(NewHadoopRDD.scala:303)
at org.apache.spark.rdd.RDD$$anonfun$partitions$2.apply(RDD.scala:239)
at org.apache.spark.rdd.RDD$$anonfun$partitions$2.apply(RDD.scala:237)
at scala.Option.getOrElse(Option.scala:120)
at org.apache.spark.rdd.RDD.partitions(RDD.scala:237)
at org.apache.spark.SparkContext.runJob(SparkContext.scala:1922)
at org.apache.spark.rdd.RDD$$anonfun$collect$1.apply(RDD.scala:905)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:147)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:108)
at org.apache.spark.rdd.RDD.withScope(RDD.scala:306)
at org.apache.spark.rdd.RDD.collect(RDD.scala:904)
{quote}

It looks like this has been a longstanding issue:

* http://apache-spark-user-list.1001560.n3.nabble.com/pyspark-wholeTextFiles-error-td8872.html
* https://stackoverflow.com/questions/31051107/read-multiple-files-from-a-directory-using-spark
* https://forums.databricks.com/questions/1799/arrayindexoutofboundsexception-with-wholetextfiles.html



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