import org.opendaylight.yangtools.yang.data.impl.schema.tree.InMemoryDataTreeFactory;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
-public class NormalizedNodeAggregator {
+public final class NormalizedNodeAggregator {
private final YangInstanceIdentifier rootIdentifier;
private final List<Optional<NormalizedNode<?, ?>>> nodes;
private final DataTree dataTree;