From af979dd1c14e59e05d970d2c7a3133c731ed37d0 Mon Sep 17 00:00:00 2001 From: Maxim Gekk Date: Thu, 19 Dec 2019 17:16:46 +0300 Subject: [PATCH] Mark Filter as sealed --- .../src/main/scala/org/apache/spark/sql/sources/filters.scala | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/sources/filters.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/sources/filters.scala index a1ab55a7185c..fc7d33e823a9 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/sources/filters.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/sources/filters.scala @@ -29,7 +29,7 @@ import org.apache.spark.annotation.{Evolving, Stable} * @since 1.3.0 */ @Stable -abstract class Filter { +sealed abstract class Filter { /** * List of columns that are referenced by this filter. * @since 2.1.0