class JcrNodeTypeManager implements NodeTypeManager {

    @Override
    public void unregisterNodeType( String nodeTypeName )
        throws NoSuchNodeTypeException, InvalidNodeTypeDefinitionException, RepositoryException {
        unregisterNodeTypes(Collections.singleton(nodeTypeName));
    }

      JcrNodeTypeManager( JcrSession session,
                        RepositoryNodeTypeManager repositoryTypeManager );

}