wcarlson5 commented on a change in pull request #11347:
URL: https://github.com/apache/kafka/pull/11347#discussion_r714990115
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File path:
streams/src/main/java/org/apache/kafka/streams/processor/internals/StreamsPartitionAssignor.java
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@@ -351,6 +351,17 @@ public GroupAssignment assign(final Cluster metadata,
final GroupSubscription gr
// add the consumer and any info in its subscription to the client
clientMetadata.addConsumer(consumerId,
subscription.ownedPartitions());
+ if (allOwnedPartitions.stream().anyMatch(t ->
subscription.ownedPartitions().contains(t))) {
+ log.warn("The previous assignment contains a partition more
than once. " +
+ "This might result in violation of EOS if enabled. \n" +
Review comment:
that is probably easier to read. I will do that
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