return StringUtils.clean(s1).equals(StringUtils.clean(s2));
    }

    private static Severity getSeverity(ModelBuildingRequest request, int errorThreshold) {
        return getSeverity(request.getValidationLevel(), errorThreshold);
    }

    private static Severity getSeverity(int validationLevel, int errorThreshold) {
        if (validationLevel < errorThreshold) {
            return Severity.WARNING;