docs: @Override
  	public String convertToString(EDataType eDataType, Object instanceValue) {
  		switch (eDataType.getClassifierID()) {
  			case ColorPackage.HEX_COLOR:
  				return convertHexColorToString(eDataType, instanceValue);
  			default:
  				throw new IllegalArgumentException("The datatype '" + eDataType.getName() + "' is not a valid classifier");
  		}
  	}