dajac commented on code in PR #12886:
URL: https://github.com/apache/kafka/pull/12886#discussion_r1057149271
##########
core/src/main/scala/kafka/coordinator/group/GroupCoordinatorAdapter.scala:
##########
@@ -234,4 +240,78 @@ class GroupCoordinatorAdapter(
}
CompletableFuture.completedFuture(results)
}
+
+ override def commitOffsets(
+ context: RequestContext,
+ request: OffsetCommitRequestData,
+ bufferSupplier: BufferSupplier
+ ): CompletableFuture[OffsetCommitResponseData] = {
+ val future = new CompletableFuture[OffsetCommitResponseData]()
+
+ def callback(commitStatus: Map[TopicPartition, Errors]): Unit = {
+ val response = new OffsetCommitResponseData()
+ val byTopics = new mutable.HashMap[String,
OffsetCommitResponseData.OffsetCommitResponseTopic]()
+
+ commitStatus.forKeyValue { (tp, error) =>
+ var topic = byTopics(tp.topic)
+ if (topic == null) {
+ topic = new
OffsetCommitResponseData.OffsetCommitResponseTopic().setName(tp.topic)
+ byTopics += tp.topic -> topic
+ response.topics.add(topic)
+ }
+ topic.partitions.add(new
OffsetCommitResponseData.OffsetCommitResponsePartition()
+ .setPartitionIndex(tp.partition)
+ .setErrorCode(error.code))
+ }
+
+ future.complete(response)
+ }
+
+ // "default" expiration timestamp is now + retention (and retention may be
overridden if v2)
+ // expire timestamp is computed differently for v1 and v2.
+ // - If v1 and no explicit commit timestamp is provided we treat it the
same as v5.
+ // - If v1 and explicit retention time is provided we calculate
expiration timestamp based on that
Review Comment:
I think that the term "partition expiration" comes from
`OffsetAndMetadata.expireTimestamp`. `expireTimestamp` is indeed derived from
`RetentionTimeMs` which is no longer available from version 5.
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