/**
* @param \Doctrine\OXM\XmlEntityManager $xem
* @param \Doctrine\OXM\Mapping\ClassMetadataInfo
*/
public function __construct(XmlEntityManager $xem, ClassMetadata $metadata)
{
$this->metadata = $metadata;
$this->xem = $xem;
$this->marshaller = $xem->getMarshaller();
$this->storage = $xem->getStorage();
}