junrao commented on code in PR #16420:
URL: https://github.com/apache/kafka/pull/16420#discussion_r1653240450
##########
clients/src/main/java/org/apache/kafka/common/requests/ApiVersionsResponse.java:
##########
@@ -258,11 +259,22 @@ private static ApiVersionsResponseData
createApiVersionsResponseData(
final long finalizedFeaturesEpoch,
final boolean zkMigrationEnabled
) {
+ Features<SupportedVersionRange> backwardsCompatibleFeatures =
Features.supportedFeatures(latestSupportedFeatures.features().entrySet()
+ .stream().filter(entry -> {
+ SupportedVersionRange supportedVersionRange = entry.getValue();
+ return supportedVersionRange.min() != 0;
Review Comment:
Perhaps it's useful to add a comment on why we are filtering version 0
features.
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