/**
  * Rewind directory handle.
  *
  * This method is called in response to rewinddir().
  *
  * Should reset the output generated by dir_readdir(). I.e.: The next call
  * to dir_readdir() should return the first entry in the location returned
  * by dir_opendir().
  *
  * @return boolean TRUE on success or FALSE on failure.
  */
 public function dir_rewinddir()
 {
     return $this->streamWrapper->rewindDirectory();
 }