docs: @Override
  	public void close() throws Exception {
  		Throwable exception = null;
  
  		try {
  			blobStoreService.close();
  		} catch (Throwable t) {
  			exception = t;
  		}
  
  		internalClose();
  
  		if (exception != null) {
  			ExceptionUtils.rethrowException(exception, "Could not properly close the ZooKeeperHaServices.");
  		}
  	}