dajac commented on code in PR #12901:
URL: https://github.com/apache/kafka/pull/12901#discussion_r1067043771
##########
core/src/main/scala/kafka/coordinator/group/GroupCoordinatorAdapter.scala:
##########
@@ -234,4 +240,67 @@ class GroupCoordinatorAdapter(
}
CompletableFuture.completedFuture(results)
}
+
+ override def commitTransactionalOffsets(
+ context: RequestContext,
+ request: TxnOffsetCommitRequestData,
+ bufferSupplier: BufferSupplier
+ ): CompletableFuture[TxnOffsetCommitResponseData] = {
+ val future = new CompletableFuture[TxnOffsetCommitResponseData]()
+
+ def callback(results: Map[TopicPartition, Errors]): Unit = {
+ val response = new TxnOffsetCommitResponseData()
+ val byTopics = new util.HashMap[String,
TxnOffsetCommitResponseData.TxnOffsetCommitResponseTopic]()
+
+ results.forKeyValue { (tp, error) =>
+ var topic = byTopics.get(tp.topic)
+ if (topic == null) {
+ topic = new
TxnOffsetCommitResponseData.TxnOffsetCommitResponseTopic().setName(tp.topic)
+ byTopics.put(tp.topic, topic)
+ response.topics.add(topic)
+ }
+ topic.partitions.add(new
TxnOffsetCommitResponseData.TxnOffsetCommitResponsePartition()
+ .setPartitionIndex(tp.partition)
+ .setErrorCode(error.code))
+ }
+
+ future.complete(response)
+ }
+
+ val currentTimestamp = time.milliseconds
+ val partitions = new mutable.HashMap[TopicPartition, OffsetAndMetadata]()
+
+ request.topics.forEach { topic =>
+ topic.partitions.forEach { partition =>
+ val tp = new TopicPartition(topic.name, partition.partitionIndex)
+ partitions += tp -> new OffsetAndMetadata(
+ offset = partition.committedOffset,
+ leaderEpoch = partition.committedLeaderEpoch match {
+ case RecordBatch.NO_PARTITION_LEADER_EPOCH =>
Optional.empty[Integer]
Review Comment:
It was handled
[here](https://github.com/apache/kafka/blob/a8d54231632355493b9d6e24431227199b44daea/clients/src/main/java/org/apache/kafka/common/requests/TxnOffsetCommitRequest.java#L124)
in the previous code.
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