Github user mushketyk commented on a diff in the pull request:
https://github.com/apache/flink/pull/3039#discussion_r93797831
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/api/TableEnvironment.scala
---
@@ -340,25 +331,8 @@ abstract class TableEnvironment(val config:
TableConfig) {
* @return A tuple of two arrays holding the field names and
corresponding field positions.
*/
protected[flink] def getFieldInfo[A](inputType: TypeInformation[A]):
- (Array[String], Array[Int]) =
- {
- validateType(inputType)
-
- val fieldNames: Array[String] = inputType match {
- case t: TupleTypeInfo[A] => t.getFieldNames
- case c: CaseClassTypeInfo[A] => c.getFieldNames
- case p: PojoTypeInfo[A] => p.getFieldNames
- case r: RowTypeInfo => r.getFieldNames
- case tpe =>
- throw new TableException(s"Type $tpe lacks explicit field naming")
- }
- val fieldIndexes = fieldNames.indices.toArray
-
- if (fieldNames.contains("*")) {
- throw new TableException("Field name can not be '*'.")
- }
-
- (fieldNames, fieldIndexes)
+ (Array[String], Array[Int]) = {
+ TableEnvironment.getFieldInfo(inputType)
--- End diff --
It is overridden in a subclass, so I decided to leave this method here and
only move the body out of it to make it reusable.
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