LoaderInterface

class \Symfony\Component\Serializer\Mapping\Loader\AttributeLoader implements \Symfony\Component\Serializer\Mapping\Loader\LoaderInterface
class \Symfony\Component\Serializer\Mapping\Loader\FileLoader implements \Symfony\Component\Serializer\Mapping\Loader\LoaderInterface
class \Symfony\Component\Serializer\Mapping\Loader\LoaderChain implements \Symfony\Component\Serializer\Mapping\Loader\LoaderInterface
class \Symfony\Component\Serializer\Mapping\Loader\XmlFileLoader extends \Symfony\Component\Serializer\Mapping\Loader\FileLoader
class \Symfony\Component\Serializer\Mapping\Loader\YamlFileLoader extends \Symfony\Component\Serializer\Mapping\Loader\FileLoader