1: <?php
 2: 
 3: /**
 4:  * This file is part of the Nette Framework (https://nette.org)
 5:  *
 6:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
 7:  *
 8:  * For the full copyright and license information, please view
 9:  * the file license.txt that was distributed with this source code.
10:  * @package Nette\Caching
11:  */
12: 
13: 
14: 
15: /**
16:  * Cache storage.
17:  *
18:  * @author     David Grudl
19:  * @package Nette\Caching
20:  */
21: interface ICacheStorage
22: {
23: 
24:     /**
25:      * Read from cache.
26:      * @param  string key
27:      * @return mixed|NULL
28:      */
29:     function read($key);
30: 
31:     /**
32:      * Writes item into the cache.
33:      * @param  string key
34:      * @param  mixed  data
35:      * @param  array  dependencies
36:      * @return void
37:      */
38:     function write($key, $data, array $dependencies);
39: 
40:     /**
41:      * Removes item from the cache.
42:      * @param  string key
43:      * @return void
44:      */
45:     function remove($key);
46: 
47:     /**
48:      * Removes items from the cache by conditions.
49:      * @param  array  conditions
50:      * @return void
51:      */
52:     function clean(array $conds);
53: 
54: }
55: