code: public function checkPath($path = null)
      {
          if ($path === null) {
              $path = $this->path;
          }
  
          if (strlen($path) == 0) {
              return true;
          }
  
          $pattern = "/^" . $this->regex["path"] . "$/";
          $status = @preg_match($pattern, $path);
  
          if ($status === false) {
              throw new Ts3Exception("URI path validation failed");
          }
  
          return ($status == 1);
      }
docs: Returns TRUE if the path is valid.
  
  @param  string $path
  @throws Ts3Exception
  @return boolean