/**
* Retrieve wrapper stream
* Attempts to find parent wrapper stream if none available on local
* @return \qio\Stream
*/
public function getStream()
{
if (is_null($this->stream) && $this->isWrapped()) {
$this->stream = $this->wrapper->getStream();
}
return $this->stream;
}
/**
* Alias for wrapper stream retrieval
* @return \qio\Stream
*/
public function getStream()
{
return $this->wrapper->getStream();
}