adixitconfluent commented on code in PR #19261:
URL: https://github.com/apache/kafka/pull/19261#discussion_r2026362292
##########
core/src/main/java/kafka/server/share/SharePartition.java:
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@@ -2484,6 +2505,174 @@ private long startOffsetDuringInitialization(long
partitionDataStartOffset) thro
}
}
+ private ShareAcquiredRecords
maybeFilterAbortedTransactionalAcquiredRecords(
+ FetchPartitionData fetchPartitionData,
+ FetchIsolation isolationLevel,
+ ShareAcquiredRecords shareAcquiredRecords
+ ) {
+ if (isolationLevel != FetchIsolation.TXN_COMMITTED ||
fetchPartitionData.abortedTransactions.isEmpty() ||
fetchPartitionData.abortedTransactions.get().isEmpty())
+ return shareAcquiredRecords;
+ // When FetchIsolation.TXN_COMMITTED is used as isolation level by the
share group, we need to filter any
+ // transactions that were aborted/did not commit due to timeout.
+ List<AcquiredRecords> result =
filterAbortedTransactionalAcquiredRecords(fetchPartitionData.records.batches(),
+ shareAcquiredRecords.acquiredRecords(),
fetchPartitionData.abortedTransactions.get());
+ int acquiredCount = 0;
+ for (AcquiredRecords records : result) {
+ acquiredCount += (int) (records.lastOffset() -
records.firstOffset() + 1);
+ }
+ return new ShareAcquiredRecords(result, acquiredCount);
+ }
+
+ private List<AcquiredRecords> filterAbortedTransactionalAcquiredRecords(
+ Iterable<? extends RecordBatch> batches,
+ List<AcquiredRecords> acquiredRecords,
+ List<FetchResponseData.AbortedTransaction> abortedTransactions
+ ) {
+ lock.writeLock().lock();
Review Comment:
agreed, we don't need it.
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