@Override
    public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
      return super.getTableCellRendererComponent(table, table.isCellEditable(row, column) ? value : null, isSelected, hasFocus, row, column);
    }
@Override
    public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column)