$documentName * @phpstan-param mixed $identifier * @phpstan-param integer|null $lockMode * @phpstan-param integer|null $lockVersion * @phpstan-return T|null * @phpstan-impure */ public function find($documentName, $identifier, $lockMode = null, $lockVersion = null); /** * @template T of object * @phpstan-param T $document * @phpstan-return T */ public function merge($document); /** * @template T of object * @phpstan-param class-string $documentName * @phpstan-return DocumentRepository */ public function getRepository($documentName); /** * @template T of object * @phpstan-param class-string $documentName * @phpstan-param mixed $identifier * @phpstan-return T */ public function getReference($documentName, $identifier); /** * @template T of object * @phpstan-param class-string $documentName * @phpstan-param mixed $identifier * * @phpstan-return T */ public function getPartialReference($documentName, $identifier); /** * @template T of object * @phpstan-param T $entity * @phpstan-param bool $deep * @phpstan-return T */ public function copy($entity, $deep = false); }