* {@link MapNode} which additionally preserves user-supplied ordering. This node represents a data instance of
* a {@code list} with {@code ordered-by user;} substatement and a {@code key} definition.
*/
* {@link MapNode} which additionally preserves user-supplied ordering. This node represents a data instance of
* a {@code list} with {@code ordered-by user;} substatement and a {@code key} definition.
*/