Github user aljoscha commented on a diff in the pull request:
https://github.com/apache/flink/pull/2768#discussion_r89162070
--- Diff:
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/windowing/triggers/Trigger.java
---
@@ -179,12 +179,13 @@ public TriggerResult onMerge(W window, OnMergeContext
ctx) throws Exception {
*
* @param stateDescriptor The StateDescriptor that contains the
name and type of the
* state that is being accessed.
+ * @param <V> The type of the values in the state.
* @param <S> The type of the state.
* @return The partitioned state object.
* @throws UnsupportedOperationException Thrown, if no
partitioned state is available for the
* function (function is
not part os a KeyedStream).
*/
- <S extends State> S getPartitionedState(StateDescriptor<S, ?>
stateDescriptor);
+ <V, S extends State<V>> S
getPartitionedState(StateDescriptor<S> stateDescriptor);
--- End diff --
Same thing as elsewhere: we don't need `V`.
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