AHeise commented on a change in pull request #12186:
URL: https://github.com/apache/flink/pull/12186#discussion_r426127286
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File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/runtime/tasks/SubtaskCheckpointCoordinatorImpl.java
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@@ -174,7 +174,9 @@ public void notifyCheckpointComplete(long checkpointId,
OperatorChain<?, ?> oper
LOG.debug("Notification of complete checkpoint for task
{}", taskName);
for (StreamOperatorWrapper<?, ?> operatorWrapper :
operatorChain.getAllOperators(true)) {
-
operatorWrapper.getStreamOperator().notifyCheckpointComplete(checkpointId);
+ if (!operatorWrapper.isClosed()) {
Review comment:
It depends on what we are trying to achieve. Assume that we have a chain
source -> map -> sink and source and map have been closed already. Wouldn't it
be nice to still commit stuff in sink?
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