<?php namespace MailPoetVendor\Psr\Cache; if (!defined('ABSPATH')) exit; interface CacheItemPoolInterface { public function getItem($key); public function getItems(array $keys = array()); public function hasItem($key); public function clear(); public function deleteItem($key); public function deleteItems(array $keys); public function save(CacheItemInterface $item); public function saveDeferred(CacheItemInterface $item); public function commit(); }