@Override
    public Object getValueAt(int rowIndex, int columnIndex) {
        switch (columnIndex) {
            case 0:
                return list.get(rowIndex).getSupplier_id();
            case 1:
                return list.get(rowIndex).getSupplier_name();
            case 2:
                return list.get(rowIndex).getSupplier_address();
            case 3:
                return list.get(rowIndex).getSupplier_phone();
            case 4:
                return list.get(rowIndex).getSupplier_email();
            case 5:
                return list.get(rowIndex).getSupplier_lastmodif();
            default:
                return null;
        }
    }