* @return  True if the facet is fixed, false otherwise.
     */
    public boolean isFixedFacet(short facetName) {
        if ((fFixedFacet & facetName) != 0)
            return true;
        if (fValidationDV == DV_INTEGER)
            return facetName == FACET_FRACTIONDIGITS;
        return false;
    }