Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/3694#discussion_r110341342
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/runtime/aggregate/AggregateAggFunction.scala
---
@@ -18,69 +18,51 @@
package org.apache.flink.table.runtime.aggregate
-import java.util.{ArrayList => JArrayList, List => JList}
-import org.apache.flink.api.common.functions.{AggregateFunction =>
DataStreamAggFunc}
-import org.apache.flink.table.functions.{Accumulator, AggregateFunction}
+import org.apache.flink.api.common.functions.AggregateFunction
+import org.apache.flink.table.codegen.{Compiler,
GeneratedAggregationsFunction}
import org.apache.flink.types.Row
+import org.slf4j.LoggerFactory
/**
* Aggregate Function used for the aggregate operator in
* [[org.apache.flink.streaming.api.datastream.WindowedStream]]
*
- * @param aggregates the list of all
[[org.apache.flink.table.functions.AggregateFunction]]
- * used for this aggregation
- * @param aggFields the position (in the input Row) of the input value
for each aggregate
+ * @param genAggregations Generated aggregate helper function
*/
class AggregateAggFunction(
- private val aggregates: Array[AggregateFunction[_]],
- private val aggFields: Array[Array[Int]])
- extends DataStreamAggFunc[Row, Row, Row] {
+ genAggregations: GeneratedAggregationsFunction)
--- End diff --
can be moved to line above
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