DatabaseStorageExpirable::setWithExpireIfNotExists($key

public NullStorageExpirable::getMultiple(array $keys)

public DatabaseStorage::getMultiple(array $keys)

Defines the key/value store factory for the null backend. Hierarchy class \Drupal

public MemoryStorage::getMultiple(array $keys)

public KeyValueStoreInterface::getAll()

public NullStorageExpirable::setWithExpire($key,