/**
* Flush the internal buffer to the delegated writer
*/
private function flush()
{
foreach ($this->queue as $item) {
$this->delegate->writeItem($item);
}
if ($this->delegate instanceof FlushableWriter) {
$this->delegate->flush();
}
}
/**
* {@inheritdoc}
*/
public function process($item, callable $next)
{
$this->writer->writeItem($item);
return $next($item);
}