* @param $requestInstance An instance of a class with an Requestable interface
* @param $responseInstance An instance of a class with an Responseable interface
* @return void
- * @todo 0% done
+ * @throws FilterChainException If $nodeInstance is null (no NullPointerException here)
*/
public function execute (Requestable $requestInstance, Responseable $responseInstance) {
// Get node instance