ijuma commented on code in PR #14568:
URL: https://github.com/apache/kafka/pull/14568#discussion_r1363844237
##########
core/src/main/scala/kafka/log/UnifiedLog.scala:
##########
@@ -1080,9 +1080,9 @@ class UnifiedLog(@volatile var logStartOffset: Long,
(updatedProducers, completedTxns.toList, None)
}
- private def batchMissingRequiredVerification(batch: MutableRecordBatch,
requestVerificationGuard: Object): Boolean = {
+ private def batchMissingRequiredVerification(batch: MutableRecordBatch,
requestVerificationGuard: VerificationGuard): Boolean = {
producerStateManager.producerStateManagerConfig().transactionVerificationEnabled()
&& !batch.isControlBatch &&
- (requestVerificationGuard != verificationGuard(batch.producerId) ||
requestVerificationGuard == null)
+ (requestVerificationGuard == null ||
!requestVerificationGuard.equals(verificationGuard(batch.producerId)))
Review Comment:
Both implementations are correct. Personally I'd go with Justine's approach
since the guard implements equals/hash code/toString. Static code checkers and
humans would typically be surprised at reference quality being used in such
cases.
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