return eDynamicIsSet( eFeature );
return super.eIsSet( featureID );
	public boolean eIsSet( EStructuralFeature eFeature )	{		switch ( eDerivedStructuralFeatureID( eFeature ) )		{			case DataPackage.ORTHOGONAL_SAMPLE_DATA__DATA_SET_REPRESENTATION :				return DATA_SET_REPRESENTATION_EDEFAULT == null ? dataSetRepresentation != null						: !DATA_SET_REPRESENTATION_EDEFAULT.equals( dataSetRepresentation );			case DataPackage.ORTHOGONAL_SAMPLE_DATA__SERIES_DEFINITION_INDEX :				return isSetSeriesDefinitionIndex( );		}		return eDynamicIsSet( eFeature );	}