dajac commented on code in PR #15152:
URL: https://github.com/apache/kafka/pull/15152#discussion_r1470785323
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core/src/main/scala/kafka/coordinator/group/GroupCoordinator.scala:
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@@ -1106,17 +1106,20 @@ private[group] class GroupCoordinator(
}
}
- def handleListGroups(states: Set[String]): (Errors, List[GroupOverview]) = {
+ def handleListGroups(states: Set[String], groupTypes: Set[String]): (Errors,
List[GroupOverview]) = {
if (!isActive.get) {
(Errors.COORDINATOR_NOT_AVAILABLE, List[GroupOverview]())
} else {
val errorCode = if (groupManager.isLoading)
Errors.COORDINATOR_LOAD_IN_PROGRESS else Errors.NONE
- // if states is empty, return all groups
- val groups = if (states.isEmpty)
- groupManager.currentGroups
- else {
- val caseInsensitiveStates = states.map(_.toLowerCase)
- groupManager.currentGroups.filter(g =>
g.isInStates(caseInsensitiveStates))
+
+ // Filter groups based on states and groupTypes. If either is empty, it
won't filter on that criterion.
+ // While using the old group coordinator, all groups are considered
classic groups by default.
+ // An empty list is returned for any other type filter.
+ val enumTypesFilter: Set[Group.GroupType] =
groupTypes.map(Group.GroupType.parse)
+
+ val groups = groupManager.currentGroups.filter { g =>
+ states.isEmpty || g.isInStates(states.map(_.toLowerCase)) &&
Review Comment:
nit: Could we bring back `caseInsensitiveStates` in order to not lower case
the states for every group?
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