private void defineMapper(int family)
private void defineMapper(Family family)
    private void defineMapper(int family)    {        verifyFamily(family);        switch (family) {            case QuantumFactory.LINEAR:            case QuantumFactory.POLYNOMIAL:                valueMapper = new PolynomialMap();                break;            case QuantumFactory.LOGARITHMIC:                valueMapper = new LogarithmicMap();                break;            case QuantumFactory.EXPONENTIAL:                valueMapper = new ExponentialMap();                 break;            default:                 // never reached: verify throws exception.        }     }