save(CacheItemInterface $item) {@inheritdoc}

interface AdapterInterface implements CacheItemPoolInterface Interface for adapters managing instances

clear() {@inheritdoc}

class RedisAdapter extends

getItem($key) {@inheritdoc} Parameters

commit() {@inheritdoc}

getItems(array $keys = array()) {@inheritdoc}

getItem($key) {@inheritdoc} Parameters

deleteItem($key) {@inheritdoc} Parameters

static createSystemCache($namespace, $defaultLifetime, $version, $directory, LoggerInterface $logger = null)