/**
  *
  * {@inheritDoc}
  *
  * @see \Nia\RequestResponse\Http\HttpRequestInterface::isXmlHttpRequest()
  */
 public function isXmlHttpRequest() : bool
 {
     return $this->header->tryGet('X-Requested-With', '') === 'XMLHttpRequest';
 }
 /**
  *
  * {@inheritDoc}
  *
  * @see \Nia\Collection\Map\StringMap\MapInterface::tryGet($name, $default)
  */
 public function tryGet(string $name, string $default) : string
 {
     return $this->map->tryGet($name, $default);
 }