question: is called by the main application to give a reference back to itself . concode_field_sep Label lastNameLabel concode_elem_sep TableColumn<Person,String> firstNameColumn concode_elem_sep Label cityLabel concode_elem_sep Label streetLabel concode_elem_sep TableView<Person> personTable concode_elem_sep TableColumn<Person,String> lastNameColumn concode_elem_sep Label postalCodeLabel concode_elem_sep Label firstNameLabel concode_elem_sep Label birthdayLabel concode_elem_sep MainApp mainApp concode_field_sep void showPersonDetails concode_elem_sep void handleDeletePerson concode_elem_sep void initialize concode_elem_sep void handleNewPerson concode_elem_sep void handleEditPerson
target: void function ( MainApp arg0 ) { this . mainApp = arg0 ; personTable . setItems ( arg0 . getPersonData ( ) ) ; }