xinbinhuang commented on code in PR #20289:
URL: https://github.com/apache/flink/pull/20289#discussion_r922925804
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flink-connectors/flink-connector-base/src/main/java/org/apache/flink/connector/base/source/hybrid/HybridSourceSplitEnumerator.java:
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@@ -224,7 +226,9 @@ public void handleSourceEvent(int subtaskId, SourceEvent
sourceEvent) {
}
// track readers that have finished processing for current
enumerator
+ // TODO: should finishedReaders be reset after switching to a new
numerator?
Review Comment:
@tweise It seems that `finishedReaders` will keep increasing after the first
switch unless the job is restarted. So if there are more than 2 sources in the
chain, the 3rd and latter source may never get triggered. Is my understand
correct?
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