zhijiangW commented on a change in pull request #11515: [FLINK-16744][task]
implement channel state persistence for unaligned checkpoints
URL: https://github.com/apache/flink/pull/11515#discussion_r401426501
##########
File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/runtime/tasks/OperatorChain.java
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@@ -544,6 +544,10 @@ private void
linkOperatorWrappers(List<StreamOperatorWrapper<?, ?>> allOperatorW
containingTask.getMailboxExecutorFactory().createExecutor(operatorConfig.getChainIndex()));
}
+ StreamOperator<?> getTailOperator() {
Review comment:
nit: @Nullable
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