question: cast operation that restricts t. concode_field_sep long serialVersionUID concode_field_sep ConsoleAnnotator<T> initial concode_elem_sep List<ConsoleAnnotator<T>> _for concode_elem_sep ConsoleAnnotator annotate concode_elem_sep ConsoleAnnotator<T> combine
target: ConsoleAnnotator < T > function ( ConsoleAnnotator < ? super T > arg0 ) { return ( ConsoleAnnotator ) arg0 ; }