AST __t2268 = _t;
AST __t2269 = _t;
	public final void createviewstate(AST _t) throws RecognitionException {				AST createviewstate_AST_in = (_t == ASTNULL) ? null : (AST)_t;				AST __t2268 = _t;		AST tmp507_AST_in = (AST)_t;		match(_t,CREATE);		_t = _t.getFirstChild();		AST tmp508_AST_in = (AST)_t;		match(_t,VIEW);		_t = _t.getNextSibling();		AST tmp509_AST_in = (AST)_t;		match(_t,ID);		_t = _t.getNextSibling();		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case Field_list:		{			AST __t2270 = _t;			AST tmp510_AST_in = (AST)_t;			match(_t,Field_list);			_t = _t.getFirstChild();			AST tmp511_AST_in = (AST)_t;			match(_t,LEFTPAREN);			_t = _t.getNextSibling();			field(_t);			_t = _retTree;			{			_loop2272:			do {				if (_t==null) _t=ASTNULL;				if ((_t.getType()==COMMA)) {					AST tmp512_AST_in = (AST)_t;					match(_t,COMMA);					_t = _t.getNextSibling();					field(_t);					_t = _retTree;				}				else {					break _loop2272;				}							} while (true);			}			AST tmp513_AST_in = (AST)_t;			match(_t,RIGHTPAREN);			_t = _t.getNextSibling();			_t = __t2270;			_t = _t.getNextSibling();			break;		}		case AS:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		AST tmp514_AST_in = (AST)_t;		match(_t,AS);		_t = _t.getNextSibling();		selectstatea(_t);		_t = _retTree;		state_end(_t);		_t = _retTree;		_t = __t2268;		_t = _t.getNextSibling();		_retTree = _t;	}