dajac commented on code in PR #14408:
URL: https://github.com/apache/kafka/pull/14408#discussion_r1334471084


##########
group-coordinator/src/main/java/org/apache/kafka/coordinator/group/GroupCoordinatorService.java:
##########
@@ -523,9 +526,63 @@ public 
CompletableFuture<DeleteGroupsResponseData.DeletableGroupResultCollection
             return 
FutureUtils.failedFuture(Errors.COORDINATOR_NOT_AVAILABLE.exception());
         }
 
-        return FutureUtils.failedFuture(Errors.UNSUPPORTED_VERSION.exception(
-            "This API is not implemented yet."
-        ));
+        final Map<TopicPartition, List<String>> groupsByTopicPartition = new 
HashMap<>();
+        groupIds.forEach(groupId -> {
+            final TopicPartition topicPartition = topicPartitionFor(groupId);
+            groupsByTopicPartition
+                .computeIfAbsent(topicPartition, __ -> new ArrayList<>())
+                .add(groupId);
+        });
+
+        final 
List<CompletableFuture<DeleteGroupsResponseData.DeletableGroupResultCollection>>
 futures =
+            new ArrayList<>(groupIds.size());
+        groupsByTopicPartition.forEach((topicPartition, groupList) -> {
+            
CompletableFuture<DeleteGroupsResponseData.DeletableGroupResultCollection> 
future =
+                runtime.scheduleWriteOperation(
+                    "delete-group",
+                    topicPartition,
+                    coordinator -> coordinator.deleteGroups(context, groupList)
+                ).exceptionally(exception -> {
+                    if (exception instanceof UnknownTopicOrPartitionException 
||
+                        exception instanceof NotEnoughReplicasException) {
+                        return DeleteGroupsRequest.getErrorResultCollection(
+                            groupIds,
+                            Errors.COORDINATOR_NOT_AVAILABLE
+                        );
+                    }
+
+                    if (exception instanceof NotLeaderOrFollowerException ||
+                        exception instanceof KafkaStorageException) {
+                        return DeleteGroupsRequest.getErrorResultCollection(
+                            groupIds,
+                            Errors.NOT_COORDINATOR
+                        );
+                    }
+
+                    if (exception instanceof RecordTooLargeException ||
+                        exception instanceof RecordBatchTooLargeException ||
+                        exception instanceof InvalidFetchSizeException) {
+                        return DeleteGroupsRequest.getErrorResultCollection(
+                            groupIds,
+                            Errors.UNKNOWN_SERVER_ERROR
+                        );
+                    }
+
+                    return DeleteGroupsRequest.getErrorResultCollection(
+                        groupIds,
+                        Errors.forException(exception)
+                    );
+                });
+
+            futures.add(future);
+        });
+
+        final CompletableFuture<Void> allFutures = 
CompletableFuture.allOf(futures.toArray(new CompletableFuture[0]));

Review Comment:
   @jeffkbkim I made the same comment earlier and @dongnuo123 updated the code 
to handle exceptions for each write operation.



-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org

Reply via email to