All classes that implement MethodInterface in Persistent URL 8
- class \Drupal\purl\Plugin\Purl\Method\PathPrefixMethod implements MethodInterface, RequestAlteringInterface
- class \Drupal\purl\Plugin\Purl\Method\SubdomainMethod implements \Symfony\Component\DependencyInjection\ContainerAwareInterface, MethodInterface uses \Symfony\Component\DependencyInjection\ContainerAwareTrait