dajac commented on code in PR #14544:
URL: https://github.com/apache/kafka/pull/14544#discussion_r1411829247
##
group-coordinator/src/main/java/org/apache/kafka/coordinator/group/GroupCoordinatorService.java:
##
@@ -547,6 +549,69 @@ public CompletableFuture
listGroups(
return future;
}
+/**
+ * See {@link GroupCoordinator#consumerGroupDescribe(RequestContext,
List)}.
+ */
+@Override
+public
CompletableFuture>
consumerGroupDescribe(
+RequestContext context,
+List groupIds
+) {
+if (!isActive.get()) {
+return
CompletableFuture.completedFuture(ConsumerGroupDescribeRequest.getErrorDescribedGroupList(
+groupIds,
+Errors.COORDINATOR_NOT_AVAILABLE
+));
+}
+
+final
List>>
futures =
+new ArrayList<>(groupIds.size());
+final Map> groupsByTopicPartition = new
HashMap<>();
+groupIds.forEach(groupId -> {
+// For backwards compatibility, we support DescribeGroups for the
empty group id.
+if (groupId == null) {
Review Comment:
Actually, we don't support the empty group id for this new API. We should
use `isGroupIdNotEmpty` here.
##
group-coordinator/src/main/java/org/apache/kafka/coordinator/group/GroupCoordinatorService.java:
##
@@ -547,6 +549,69 @@ public CompletableFuture
listGroups(
return future;
}
+/**
+ * See {@link GroupCoordinator#consumerGroupDescribe(RequestContext,
List)}.
+ */
+@Override
+public
CompletableFuture>
consumerGroupDescribe(
+RequestContext context,
+List groupIds
+) {
+if (!isActive.get()) {
+return
CompletableFuture.completedFuture(ConsumerGroupDescribeRequest.getErrorDescribedGroupList(
+groupIds,
+Errors.COORDINATOR_NOT_AVAILABLE
+));
+}
+
+final
List>>
futures =
+new ArrayList<>(groupIds.size());
+final Map> groupsByTopicPartition = new
HashMap<>();
+groupIds.forEach(groupId -> {
+// For backwards compatibility, we support DescribeGroups for the
empty group id.
+if (groupId == null) {
Review Comment:
Actually, we don't support the empty group id for this new API. We should
use `isGroupIdNotEmpty` here and remove the comment.
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