code: public void setAwayMessage (String message)
      {
          if (message != null) {
              message = filter(message, null, true);
              if (message == null) {
                  // they filtered away their own away message... change it to something
                  message = "...";
              }
          }
          // pass the buck right on along
          _cservice.away(message);
      }
docs: Configures a message that will be automatically reported to anyone that sends a tell message
  to this client to indicate that we are busy or away from the keyboard.