Github user zentol commented on a diff in the pull request:
https://github.com/apache/flink/pull/3487#discussion_r104703639
--- Diff:
flink-core/src/main/java/org/apache/flink/api/common/functions/util/AbstractRuntimeUDFContext.java
---
@@ -100,7 +100,12 @@ public int getNumberOfParallelSubtasks() {
public int getIndexOfThisSubtask() {
return taskInfo.getIndexOfThisSubtask();
}
-
+
+ @Override
+ public int getMaxParallelismOfSubtasks() {
+ // Number of KeyGroups is same with max-parallelism currently.
+ return taskInfo.getNumberOfKeyGroups();
+ }
--- End diff --
misssing empty line
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