*
* @param <T> Concrete BucketData type
*/
-public interface BucketData<T extends BucketData<T>> extends Copier<T> {
+public interface BucketData<T extends BucketData<T>> {
/**
* Return the {@link ActorRef} which should be tracked as the authoritative source of this bucket's data.
* The bucket will be invalidated should the actor be reported as Terminated.