}
}
public void sheetSorter(final ActionEvent event) {
if (event instanceof SortActionEvent) {
final SortActionEvent sortEvent = (SortActionEvent) event;
final UISheet sheet = (UISheet) sortEvent.getComponent();
final SheetState sheetState
= sheet.getSheetState(FacesContext.getCurrentInstance());
final String columnId = sheetState.getSortedColumnId();
final List<SolarObject> list = (List<SolarObject>) sheet.getValue();
final SolarObject sun = list.remove(0);