AHeise commented on a change in pull request #15771:
URL: https://github.com/apache/flink/pull/15771#discussion_r636012283
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File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/runtime/io/RecordWriterOutput.java
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@@ -101,32 +97,51 @@ public void collect(StreamRecord<OUT> record) {
}
private <X> void pushToRecordWriter(StreamRecord<X> record) {
- serializationDelegate.setInstance(record);
+ if (announcedStatus.isIdle()) {
Review comment:
The comment is good in respect to explaining the invariant (you could
also give a link to the docs). However, it's not helping the reader to
understand why this case is happening.
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