@Override
    public String getColumnName(int column) {
        switch (column) {
            case 0:
                return "Id";
            case 1:
                return "X";
            case 2:
                return "Y";
            case 3:
                return "Discriminant";
            case 4:
                return "Radius";
            case 5:
                return "Width";
            case 6:
                return "Height";

        }
        return null;
    }