question: retrieves the operating system specific singleton-instance of monitormanager . concode_field_sep MonitorManager INSTANCE concode_field_sep void loadManagers concode_elem_sep void closeMonitors concode_elem_sep Optional<Monitor> getMainMonitor concode_elem_sep List<Monitor> getMonitors
target: MonitorManager function ( ) { if ( INSTANCE == null ) { loadManagers ( ) ; } return INSTANCE ; }