All classes that implement KeyValueFactoryInterface in Drupal 9
- class \Drupal\Core\KeyValueStore\KeyValueDatabaseFactory implements KeyValueFactoryInterface
- class \Drupal\Core\KeyValueStore\KeyValueExpirableFactory implements KeyValueExpirableFactoryInterface
- class \Drupal\Core\KeyValueStore\KeyValueFactory implements KeyValueFactoryInterface
- class \Drupal\Core\KeyValueStore\KeyValueMemoryFactory implements KeyValueFactoryInterface
- class \Drupal\supercache\KeyValueStore\KeyValueChainedFactory implements KeyValueFactoryInterface