/**
* {@inheritdoc}
*/
public function add($item)
{
if ($item instanceof AbstractCommand && $item->getName() == 'DeleteObject') {
$item = array('Key' => $item['Key'], 'VersionId' => $item['VersionId']);
}
if (!is_array($item) || !isset($item['Key'])) {
throw new InvalidArgumentException('Item must be a DeleteObject command or array containing a Key and VersionId key.');
}
return parent::add($item);
}
