Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/4246#discussion_r27848210
--- Diff: sql/core/src/main/scala/org/apache/spark/sql/SQLContext.scala ---
@@ -162,6 +166,26 @@ class SQLContext(@transient val sparkContext:
SparkContext)
@transient
protected[sql] val cacheManager = new CacheManager(this)
+ private val DEFAULT_FILTER: PathFilter = new PathFilter() {
+ @Override
+ def accept(file: Path): Boolean = {
+ return true
+ }
+ }
+
+ /**
+ * Return PathFilter to be used for filtering input files using custom
filter class
+ */
+ protected[sql] def getPathFilter(): Option[PathFilter] = {
--- End diff --
Why is this an option if it always returns `Some`?
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