Github user yanghua commented on a diff in the pull request:
https://github.com/apache/flink/pull/6134#discussion_r193985722
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/state/KeyedStateFunction.java
---
@@ -25,13 +25,13 @@
* <p>This functionality is only available through the
* {@code BroadcastConnectedStream.process(final
KeyedBroadcastProcessFunction function)}.
*/
-public abstract class KeyedStateFunction<K, S extends State> {
+public interface KeyedStateFunction<K, S extends State> {
--- End diff --
@dawidwys so, what about I just revert the refactor?
---
