// do numeric transformation
if (transformer instanceof NumericTransformer) {
NumericTransformer numericTrans = (NumericTransformer) transformer;
if (alternativeValue instanceof INumericValue) {
targetValue = numericTrans.transform((INumericValue) alternativeValue);
alternativeTransformedValues.add(targetValue.getValue());
} else {
log.warn("getActualOutputRange(): IOrdinalValue value passed to NumericTransformer - ignore value");
}
}