public void writeUpdate(LogOutputStream out,Object value) throws Exception {
  MarshalOutputStream s=new MarshalOutputStream(out);
  s.writeObject(value);
  s.flush();
}

public void writeUpdate ( LogOutputStream out , Object value ) throws Exception { MarshalOutputStream s = new MarshalOutputStream ( out ) ; s . writeObject ( value ) ; s . flush ( ) ; }
writes the representation ( a serializable object ) of an update to a stream . this callback is invoked when the client calls the update method of reliablelog .
