- https://github.com/Kdyby/Framework/blob/master/libs/Kdyby/Doctrine/ORM/Mapping/DiscriminatorMapDiscoveryListener.php zaregistruješ listener kterýmu dáš AnnotationDriver a AnnotationReader.

- https://github.com/Kdyby/Framework/blob/master/libs/Kdyby/Doctrine/ORM/Mapping/Driver/DoctrineAnnotations.php tohle je taky důležitej soubor  a definice je

 * @Entity @Table(name="rbac_permissions")
 * @InheritanceType("SINGLE_TABLE")
 * @DiscriminatorColumn(name="_type", type="string")
 * @DiscriminatorMap({"base" = "Kdyby\Security\RBAC\BasePermission"})

a  u potomků

* @Entity
 * @DiscriminatorEntry(name="role")