docs: public ConnectionParams resolveOne(String correlationId, String key) {
  		ConnectionParams connection = null;
  
  		synchronized (_lock) {
  			for (DiscoveryItem item : _items) {
  				if (item.key == key && item.connection != null) {
  					connection = item.connection;
  					break;
  				}
  			}
  		}
  
  		return connection;
  	}