@Override
    public Object getValueAt(int rowIndex, int columnIndex) {
        ComponentIn in = ins.get(rowIndex);
        switch (columnIndex) {
            case 0:
                return in.getComponent().getId();
            case 1:
                return in.getDate();
            case 2:
                return in.getCount();
            case 3:
                return in.getPrice();
            case 4:
                return in.getCompany().getName();
            case 5:
                return in.getActionId();
            case 6:
                return in.getMark();
        }
        return "";
    }