AndrewJSchofield commented on code in PR #18976:
URL: https://github.com/apache/kafka/pull/18976#discussion_r1977599300
##########
group-coordinator/src/main/java/org/apache/kafka/coordinator/group/GroupCoordinatorService.java:
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@@ -1206,6 +1210,93 @@ public
CompletableFuture<DescribeShareGroupOffsetsResponseData.DescribeShareGrou
return future;
}
+ /**
+ * See {@link GroupCoordinator#deleteShareGroupOffsets(RequestContext,
DeleteShareGroupOffsetsRequestData)}.
+ */
+ @Override
+ public CompletableFuture<DeleteShareGroupOffsetsResponseData>
deleteShareGroupOffsets(
+ RequestContext context,
+ DeleteShareGroupOffsetsRequestData requestData
+ ) {
+ if (!isActive.get()) {
+ return CompletableFuture.completedFuture(
+
DeleteShareGroupOffsetsRequest.getErrorDeleteResponseData(Errors.COORDINATOR_NOT_AVAILABLE));
+ }
+
+ if (metadataImage == null) {
+ return CompletableFuture.completedFuture(
+
DeleteShareGroupOffsetsRequest.getErrorDeleteResponseData(Errors.COORDINATOR_NOT_AVAILABLE));
+ }
+
+ Map<Uuid, String> requestTopicIdToNameMapping = new HashMap<>();
+ List<DeleteShareGroupStateRequestData.DeleteStateData>
deleteShareGroupStateRequestTopicsData = new
ArrayList<>(requestData.topics().size());
+
List<DeleteShareGroupOffsetsResponseData.DeleteShareGroupOffsetsResponseTopic>
deleteShareGroupOffsetsResponseTopicList = new
ArrayList<>(requestData.topics().size());
+
+ requestData.topics().forEach(topic -> {
+ Uuid topicId =
metadataImage.topics().topicNameToIdView().get(topic.topicName());
+ if (topicId != null) {
+ requestTopicIdToNameMapping.put(topicId, topic.topicName());
+ deleteShareGroupStateRequestTopicsData.add(new
DeleteShareGroupStateRequestData.DeleteStateData()
+ .setTopicId(topicId)
+ .setPartitions(
+ topic.partitions().stream().map(
+ partitionIndex -> new
DeleteShareGroupStateRequestData.PartitionData().setPartition(partitionIndex)
+ ).toList()
+ ));
+ } else {
+ deleteShareGroupOffsetsResponseTopicList.add(new
DeleteShareGroupOffsetsResponseData.DeleteShareGroupOffsetsResponseTopic()
+ .setTopicName(topic.topicName())
+ .setPartitions(topic.partitions().stream().map(
+ partition -> new
DeleteShareGroupOffsetsResponseData.DeleteShareGroupOffsetsResponsePartition()
+ .setPartitionIndex(partition)
+
.setErrorCode(Errors.UNKNOWN_TOPIC_OR_PARTITION.code())
+
.setErrorMessage(Errors.UNKNOWN_TOPIC_OR_PARTITION.message())
+ ).toList()));
+ }
+ });
+
+ // If the request for the persister is empty, just complete the
operation right away.
+ if (deleteShareGroupStateRequestTopicsData.isEmpty()) {
+ return CompletableFuture.completedFuture(
+ new DeleteShareGroupOffsetsResponseData()
+ .setResponses(deleteShareGroupOffsetsResponseTopicList));
+ }
+
+ DeleteShareGroupStateRequestData deleteShareGroupStateRequestData =
new DeleteShareGroupStateRequestData()
+ .setGroupId(requestData.groupId())
+ .setTopics(deleteShareGroupStateRequestTopicsData);
+ CompletableFuture<DeleteShareGroupOffsetsResponseData> future = new
CompletableFuture<>();
+
persister.deleteState(DeleteShareGroupStateParameters.from(deleteShareGroupStateRequestData))
+ .whenComplete((result, error) -> {
+ if (error != null) {
+ log.error("Failed to delete share partitions");
Review Comment:
I think you should replace "delete share partitions" with "delete share
group state".
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