public void populateItem(Item<ICellPopulator<T>> cellItem,
String componentId, IModel<T> rowModel) {
final Serializable entityId = rowModel.getObject().getId();
displayedResourcesIds.add(entityId);
InputPanel inputPanel = new InputPanel(componentId) {
@Override
protected Component createControl(String controlId) {
CheckBox checkbox = new AjaxCheckBox(controlId, new Model<Boolean>(){
@Override