Github user yinxusen commented on a diff in the pull request:
https://github.com/apache/spark/pull/376#discussion_r11469988
--- Diff:
core/src/main/scala/org/apache/spark/input/WholeTextFileInputFormat.scala ---
@@ -44,4 +47,15 @@ private[spark] class WholeTextFileInputFormat extends
CombineFileInputFormat[Str
context,
classOf[WholeTextFileRecordReader])
}
+
+ /**
+ * Allow minSplits set by end-user in order to keep compatibility with
old Hadoop API.
+ */
+ def setMaxSplitSize(context: JobContext, minSplits: Int) {
+ val files = listStatus(context)
+ val totalLen = files.map { file =>
+ if (file.isDir) 0L else file.getLen
+ }.sum
+ super.setMaxSplitSize(totalLen / (if (minSplits == 0) 1 else
minSplits))
--- End diff --
Then I'll use round up other than round down for the division.
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