void (Object aValue, int rowIndex, int columnIndex) { if (columnIndex == CHECK_MARK_COLUM_INDEX) { S nextState = myMarkStateDescriptor.getMarkState(aValue); if (nextState == null) { T element = myTableModel.getElementAt(rowIndex); S currentState = myTableModel.getElementMarkState(rowIndex); nextState = myMarkStateDescriptor.getNextState(element, currentState); } setMarkState(rowIndex, nextState); } }