deleteItem($key) {@inheritdoc} Parameters

commit() {@inheritdoc}

commit() {@inheritdoc}

clear() {@inheritdoc}

saveDeferred(CacheItemInterface $item) {@inheritdoc}

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

class FilesystemAdapter extends

deleteItems(array $keys) {@inheritdoc} Parameters

class AbstractAdapter implements

class ChainAdapter implements