question: public JComboBox < String > matchingComboBox ( String roadName , String roadNumber , String consistNumber , String eng1Address , String eng2Address , String eng3Address , String eng4Address , String eng5Address , String eng6Address , String id ) { List < NceConsistRosterEntry > l = matchingList ( roadName , roadNumber , consistNumber , eng1Address , eng2Address , eng3Address , eng4Address , eng5Address , eng6Address , id ) ; JComboBox < String > b = new JComboBox < String > ( ) ; for ( int i = 0 ; i < l . size ( ) ; i ++ ) { NceConsistRosterEntry r = _list . get ( i ) ; b . addItem ( r . titleString ( ) ) ; } return b ; }
target:  Get a JComboBox representing the choices that match. There's 10 elements.