question: protected Status readStatus ( ) throws InterruptedException , IOException { final File statusFile = new File ( workingDir , statusName ) ; FileInputStream fileInput = null ; ObjectInputStream objectInput = null ; try { fileInput = new FileInputStream ( statusFile ) ; objectInput = new ObjectInputStream ( fileInput ) ; Status status = ( Status ) objectInput . readObject ( ) ; if ( ! isExistingProcess ( status . pid ) ) { status = createStatus ( this . baseName , SHUTDOWN , status . pid ) ; } return status ; } catch ( ClassNotFoundException e ) { throw new RuntimeException ( e ) ; } catch ( FileNotFoundException e ) { Thread . sleep ( 500 ) ; if ( statusFile . exists ( ) ) { return readStatus ( ) ; } else { throw e ; } } finally { IOUtils . close ( objectInput ) ; IOUtils . close ( fileInput ) ; } }
target:  Reads a cache server's status from a file in its working directory.