Github user yhuai commented on a diff in the pull request:
https://github.com/apache/spark/pull/9649#discussion_r45026442
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/types/StructType.scala ---
@@ -328,7 +328,8 @@ object StructType extends AbstractDataType {
def apply(fields: Seq[StructField]): StructType =
StructType(fields.toArray)
def apply(fields: java.util.List[StructField]): StructType = {
- StructType(fields.toArray.asInstanceOf[Array[StructField]])
+ import scala.collection.JavaConverters._
+ StructType(fields.asScala)
--- End diff --
Without this change, was there any issue when we use
`org.apache.spark.sql.types.DataTypes.createStructType`? Or, the problem only
appear when we use this apply method directly?
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