Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/1624#discussion_r52739359
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/api/table/codegen/CodeGenerator.scala
---
@@ -42,13 +42,30 @@ import scala.collection.mutable
* @param config configuration that determines runtime behavior
* @param input1 type information about the first input of the Function
* @param input2 type information about the second input if the Function
is binary
+ * @param inputPojoFieldMapping additional mapping information if input1
is a POJO (POJO types
+ * have no deterministic field order). We
assume that input2 is
+ * converted before and thus is never a POJO.
*/
class CodeGenerator(
- config: TableConfig,
- input1: TypeInformation[Any],
- input2: Option[TypeInformation[Any]] = None)
+ config: TableConfig,
+ input1: TypeInformation[Any],
+ input2: Option[TypeInformation[Any]] = None,
+ inputPojoFieldMapping: Array[Int] = Array())
--- End diff --
Make this parameter optional?
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