public override void ExitRule(IParseTreeListener listener)
        {
            IOwnTypeListListener typedListener = listener as IOwnTypeListListener;

            if (typedListener != null)
            {
                typedListener.ExitOwn_type(this);
            }
        }
        public override void EnterRule(IParseTreeListener listener)
        {
            IOwnTypeListListener typedListener = listener as IOwnTypeListListener;

            if (typedListener != null)
            {
                typedListener.EnterOwn_type_list(this);
            }
        }