/**
* {@inheritDoc}
*
* Refresh the given document by querying the PHPCR to get the current state.
*
* @param object $document
*
* @throws InvalidArgumentException if $document is not an object.
*/
public function refresh($document)
{
if (!is_object($document)) {
throw new InvalidArgumentException('Parameter $document needs to be an object, ' . gettype($document) . ' given');
}
$this->errorIfClosed();
$this->unitOfWork->refresh($document);
}
