import java.io.IOException;
import java.util.Optional;
import org.eclipse.jdt.annotation.NonNullByDefault;
-import org.opendaylight.yangtools.rfc7952.data.api.MetadataNormalizedAnydata;
-import org.opendaylight.yangtools.rfc7952.data.api.NormalizedMetadata;
+import org.opendaylight.yangtools.yang.data.api.schema.MetadataNormalizedAnydata;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedMetadata;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
import org.opendaylight.yangtools.yang.data.util.ImmutableNormalizedAnydata;