StefanRRichter commented on a change in pull request #8611:
[FLINK-12693][state] Store state per key-group in CopyOnWriteStateTable
URL: https://github.com/apache/flink/pull/8611#discussion_r298967636
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/state/heap/StateTable.java
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@@ -88,7 +118,15 @@ public boolean isEmpty() {
*
* @return the number of entries in this {@link StateTable}.
*/
- public abstract int size();
+ public int size() {
+ int count = 0;
+ for (StateMap<K, N, S> stateMap : state) {
+ if (stateMap != null) {
Review comment:
I think this check can be removed now that we have eager initialization of
the full array
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