case DataPackage.SERIES_DEFINITION__FORMAT_SPECIFIER: return formatSpecifier != null;
    public boolean eIsSet(EStructuralFeature eFeature)    {        switch (eDerivedStructuralFeatureID(eFeature))        {            case DataPackage.SERIES_DEFINITION__QUERY:                return query != null;            case DataPackage.SERIES_DEFINITION__SERIES_PALETTE:                return seriesPalette != null;            case DataPackage.SERIES_DEFINITION__SERIES_DEFINITIONS:                return seriesDefinitions != null && !seriesDefinitions.isEmpty();            case DataPackage.SERIES_DEFINITION__SERIES:                return series != null && !series.isEmpty();            case DataPackage.SERIES_DEFINITION__GROUPING:                return grouping != null;            case DataPackage.SERIES_DEFINITION__SORTING:                return isSetSorting();        }        return eDynamicIsSet(eFeature);    }