code: protected void notifyFailure (int oid, String message)
      {
          // let the penders know that the object is not available
          PendingRequest<?> req = _penders.remove(oid);
          if (req == null) {
              log.warning("Failed to get object, but no one cares?!", "oid", oid);
              return;
          }
  
          for (int ii = 0; ii < req.targets.size(); ii++) {
              req.targets.get(ii).requestFailed(oid, new ObjectAccessException(message));
          }
      }
docs: Notifies the subscribers that had requested this object (for subscription) that it is not
  available.