/** {@inheritDoc} */
 @Override
 public Slot getOverlappedSlot(String nodeId, String queueName) throws AndesException {
   try {
     return wrappedAndesContextStoreInstance.getOverlappedSlot(nodeId, queueName);
   } catch (AndesStoreUnavailableException exception) {
     notifyFailures(exception);
     throw exception;
   }
 }