int qty = Integer.parseInt((String) tblEquipment.getValueAt(row, EquipmentTableModel.COL_QTY)); filterToks.add(new EquipmentFT(internalName,fullName,qty)); txtEqExp.setText(filterExpressionString()); btnBack.setEnabled(true); int qty = Integer.parseInt((String) tblWeapons.getValueAt(row, WeaponsTableModel.COL_QTY)); filterToks.add(new EquipmentFT(internalName,fullName,qty)); txtEqExp.setText(filterExpressionString()); btnBack.setEnabled(true);