AST __t797 = _t;
AST __t801 = _t;
	public final void ddeadvisestate(AST _t) throws RecognitionException {				AST ddeadvisestate_AST_in = (_t == ASTNULL) ? null : (AST)_t;				AST __t797 = _t;		AST tmp545_AST_in = (AST)_t;		match(_t,DDE);		_t = _t.getFirstChild();		AST tmp546_AST_in = (AST)_t;		match(_t,ADVISE);		_t = _t.getNextSibling();		expression(_t);		_t = _retTree;		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case START:		{			AST tmp547_AST_in = (AST)_t;			match(_t,START);			_t = _t.getNextSibling();			break;		}		case STOP:		{			AST tmp548_AST_in = (AST)_t;			match(_t,STOP);			_t = _t.getNextSibling();			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		AST tmp549_AST_in = (AST)_t;		match(_t,ITEM);		_t = _t.getNextSibling();		expression(_t);		_t = _retTree;		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case TIME:		{			AST __t800 = _t;			AST tmp550_AST_in = (AST)_t;			match(_t,TIME);			_t = _t.getFirstChild();			expression(_t);			_t = _retTree;			_t = __t800;			_t = _t.getNextSibling();			break;		}		case EOF:		case PERIOD:		case NOERROR_KW:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		{		if (_t==null) _t=ASTNULL;		switch ( _t.getType()) {		case NOERROR_KW:		{			AST tmp551_AST_in = (AST)_t;			match(_t,NOERROR_KW);			_t = _t.getNextSibling();			break;		}		case EOF:		case PERIOD:		{			break;		}		default:		{			throw new NoViableAltException(_t);		}		}		}		state_end(_t);		_t = _retTree;		_t = __t797;		_t = _t.getNextSibling();		_retTree = _t;	}