AHeise commented on a change in pull request #11177: [FLINK-16219][runtime]
Made AsyncWaitOperator chainable to non-sources.
URL: https://github.com/apache/flink/pull/11177#discussion_r384319679
##########
File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/operators/ChainingStrategy.java
##########
@@ -38,16 +38,46 @@
* <p>To optimize performance, it is generally a good practice to allow
maximal
* chaining and increase operator parallelism.
*/
- ALWAYS,
+ ALWAYS {
+ @Override
+ public boolean canBeChainedTo(StreamOperatorFactory<?>
headOperator) {
Review comment:
Renamed vars in a separate hotfix.
For the remainder naming, I think it's the other way around. If I construct
head to tail, I'd ask can this node by chained to the head?
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