src/Perry/Cache/File/FilePool.php
public function getItems(array $keys)
    {
        $result = array();

        foreach ($keys as $key) {
            $result[$key] = $this->getItem($key);
        }

        return $result;
    }
public function getItems(array $keys)
    {
        $result = array();

        foreach ($keys as $key) {
            $result[$key] = $this->getItem($key);
        }

        return $result;
    }
Returns a traversable set of cache items.

@param array $keys
An indexed array of keys of items to retrieve.
@return \Traversable
A traversable collection of Cache Items in the same order as the $keys
parameter, keyed by the cache keys of each item. If no items are found
an empty Traversable collection will be returned.