expr(_t,path);
module(_t,path);
	public final void xpath(AST _t,		PathExpr path	) throws RecognitionException {				AST xpath_AST_in = (AST)_t;				try {      // for error handling			expr(_t,path);			_t = _retTree;		}		catch (RecognitionException e) {			handleException(e);		}		catch (EXistException e) {			handleException(e);		}		catch (PermissionDeniedException e) {			handleException(e);		}		catch (XPathException e) {			handleException(e);		}		_retTree = _t;	}