private long renewEventLeaseDo(long eventID,Uuid leaseID,long renewDuration) throws UnknownLeaseException {
  long now=System.currentTimeMillis();
  long renewExpiration=renewEventLeaseInt(eventID,leaseID,renewDuration,now);
  addLogRecord(new EventLeaseRenewedLogObj(eventID,leaseID,renewExpiration));
  return renewExpiration - now;
}

private long renewEventLeaseDo ( long eventID , Uuid leaseID , long renewDuration ) throws UnknownLeaseException { long now = System . currentTimeMillis ( ) ; long renewExpiration = renewEventLeaseInt ( eventID , leaseID , renewDuration , now ) ; addLogRecord ( new EventLeaseRenewedLogObj ( eventID , leaseID , renewExpiration ) ) ; return renewExpiration - now ; }
the code that does the real work of reneweventlease .
