mannoopj commented on code in PR #21122:
URL: https://github.com/apache/kafka/pull/21122#discussion_r2759858581
##########
server-common/src/main/java/org/apache/kafka/server/common/FinalizedFeatures.java:
##########
@@ -19,25 +19,30 @@
import java.util.HashMap;
import java.util.Map;
import java.util.Objects;
+import java.util.Optional;
public record FinalizedFeatures(
- MetadataVersion metadataVersion,
+ Optional<MetadataVersion> metadataVersion,
Map<String, Short> finalizedFeatures,
long finalizedFeaturesEpoch
) {
+ public static final FinalizedFeatures UNKNOWN_FINALIZED_FEATURES =
+ new FinalizedFeatures(Optional.empty(), Map.of(), -1);
+
public static FinalizedFeatures fromKRaftVersion(MetadataVersion version) {
- return new FinalizedFeatures(version, Map.of(), -1);
+ return new FinalizedFeatures(Optional.of(version), Map.of(), -1);
}
public FinalizedFeatures(
- MetadataVersion metadataVersion,
+ Optional<MetadataVersion> metadataVersion,
Map<String, Short> finalizedFeatures,
long finalizedFeaturesEpoch
Review Comment:
yes i agree its probably best to limit the construction of this type. I dont
see any other possible values as well.
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