接口 HolderGetter<T>

所有已知子接口:
DefaultedRegistry<T>, HolderLookup<T>, HolderLookup.RegistryLookup<T>, HolderLookup.RegistryLookup.Delegate<T>, Registry<T>, WritableRegistry<T>
所有已知实现类:
DefaultedMappedRegistry, MappedRegistry, NamespacedDefaultedWrapper, NamespacedWrapper, RegistrySetBuilder.EmptyTagLookup, RegistrySetBuilder.EmptyTagLookupWrapper, RegistrySetBuilder.EmptyTagRegistryLookup, RegistrySetBuilder.UniversalLookup

public interface HolderGetter<T>