question: private JList < Configurable > createNewConfigurableJList ( String source ) { final JList < Configurable > createdConfigList = new JList < > ( ) ; createdConfigList . setModel ( source == null ? localConfigListModel : remoteConfigListModels . get ( source ) ) ; createdConfigList . setCellRenderer ( new ConfigurableRenderer ( ) ) ; createdConfigList . setFixedCellHeight ( 40 ) ; createdConfigList . setSelectionMode ( ListSelectionModel . SINGLE_SELECTION ) ; createdConfigList . setBackground ( LIGHTER_GRAY ) ; return createdConfigList ; }
target:  Creates a new JList for a given source of a configurable