All classes that implement FloodInterface in Drupal 8
- class \Drupal\Core\Flood\DatabaseBackend implements FloodInterface
- class \Drupal\Core\Flood\MemoryBackend implements FloodInterface
- class \Drupal\mongodb\MongodbFlood implements FloodInterface
- class \Drupal\redis\Flood\PhpRedis implements FloodInterface uses RedisPrefixTrait
- class \Drupal\redis\Flood\Predis implements FloodInterface uses RedisPrefixTrait