add a file system observer to this monitor . concode_field_sep boolean running concode_elem_sep ThreadFactory threadFactory concode_elem_sep List<FileAlterationObserver> observers concode_elem_sep long interval concode_elem_sep Thread thread concode_field_sep long getInterval concode_elem_sep void stop concode_elem_sep void stop concode_elem_sep void setThreadFactory concode_elem_sep void removeObserver concode_elem_sep Iterable<FileAlterationObserver> getObservers concode_elem_sep void start concode_elem_sep void run
void function ( final FileAlterationObserver arg0 ) { if ( arg0 != null ) { observers . add ( arg0 ) ; } }