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[SQL][minor] use private[this] for internal field in ScalaUdf #6235

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[SQL][minor] use private[this] for internal field in ScalaUdf #6235

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8 changes: 4 additions & 4 deletions sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/ScalaUdf.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -55,9 +55,9 @@ case class ScalaUdf(function: AnyRef, dataType: DataType, children: Seq[Expressi
}.foreach(println)

*/
val f = children.size match {
case 0 =>

private[this] val f = children.size match {
case 0 =>
val func = function.asInstanceOf[() => Any]
(input: Row) => {
func()
Expand Down Expand Up @@ -956,7 +956,7 @@ case class ScalaUdf(function: AnyRef, dataType: DataType, children: Seq[Expressi
}

// scalastyle:on
val converter = CatalystTypeConverters.createToCatalystConverter(dataType)
private[this] val converter = CatalystTypeConverters.createToCatalystConverter(dataType)
override def eval(input: Row): Any = converter(f(input))

}