tsreaper commented on a change in pull request #17570:
URL: https://github.com/apache/flink/pull/17570#discussion_r737077180
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File path:
flink-table/flink-table-runtime/src/main/java/org/apache/flink/table/runtime/operators/rank/RetractableTopNFunction.java
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@@ -455,9 +464,18 @@ private boolean retractRecordWithoutRowNumber(
// sends the record if there is a record recently upgrades
to Top-N
int index = Long.valueOf(rankEnd - nextRank).intValue();
List<RowData> inputs = dataState.get(key);
- RowData toAdd = inputs.get(index);
- collectInsert(out, toAdd);
- break;
+ if (inputs == null) {
+ // Skip the data if it's state is cleared because of
state ttl.
+ if (lenient) {
+ LOG.warn(STATE_CLEARED_WARN_MSG);
+ } else {
+ throw new RuntimeException(STATE_CLEARED_WARN_MSG);
+ }
+ } else {
+ RowData toAdd = inputs.get(index);
+ collectInsert(out, toAdd);
+ break;
Review comment:
`break` should be in the outer `else` block starting from line 463?
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