AST tmp1268_AST_in = (AST)_t;
AST tmp1272_AST_in = (AST)_t;
	public final void exportstate(AST _t) throws RecognitionException {				AST exportstate_AST_in = (_t == ASTNULL) ? null : (AST)_t;				AST __t746 = _t;		AST tmp1265_AST_in = (AST)_t;		match(_t,EXPORT);		_t = _t.getFirstChild();		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case STREAM:		{			stream_name(_t);			_t = _retTree;			break;		}		case EOF:		case PERIOD:		case DELIMITER:		case EXCEPT:		case Form_item:		case NOLOBS:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case DELIMITER:		{			AST __t749 = _t;			AST tmp1266_AST_in = (AST)_t;			match(_t,DELIMITER);			_t = _t.getFirstChild();			constant(_t);			_t = _retTree;			_t = __t749;			_t = _t.getNextSibling();			break;		}		case EOF:		case PERIOD:		case EXCEPT:		case Form_item:		case NOLOBS:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		{		_loop751:		do {			if (_t==null) _t=ASTNULL;			if ((_t.getType()==Form_item)) {				display_item(_t);				_t = _retTree;			}			else {				break _loop751;			}					} while (true);		}		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case EXCEPT:		{			AST __t753 = _t;			AST tmp1267_AST_in = (AST)_t;			match(_t,EXCEPT);			_t = _t.getFirstChild();			{			_loop755:			do {				if (_t==null) _t=ASTNULL;				if ((_t.getType()==Field_ref)) {					fld1(_t,CQ.SYMBOL);					_t = _retTree;				}				else {					break _loop755;				}							} while (true);			}			_t = __t753;			_t = _t.getNextSibling();			break;		}		case EOF:		case PERIOD:		case NOLOBS:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case NOLOBS:		{			AST tmp1268_AST_in = (AST)_t;			match(_t,NOLOBS);			_t = _t.getNextSibling();			break;		}		case EOF:		case PERIOD:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		state_end(_t);		_t = _retTree;		_t = __t746;		_t = _t.getNextSibling();		_retTree = _t;	}