super(random, (params.getJ() != 0) ? params.getJ() : params.getP().bitLength() - 1);
super(random, params.getP().bitLength());
    public DHKeyGenerationParameters(        SecureRandom    random,        DHParameters    params)    {        super(random, (params.getJ() != 0) ? params.getJ() : params.getP().bitLength() - 1);        this.params = params;    }