public class Verifier
{
    public static final String INPUT_SIGNAL_1 = "12345678";
}
public class Verifier
{
    public static final String INPUT_SIGNAL_1 = "12345678";

    public Verifier (boolean debug)
    {
        _debug = debug;
        _fft = new Compute(_debug);
    }

    public boolean verify ()
    {
        boolean result = false;

        _fft.

        return result;
    }

    private boolean _debug;
    Compute _fft;
}
Update Verifier.java