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:  */
11: 
12: namespace Nette\Caching;
13: 
14: use Nette;
15: 
16: 
17: 
18: /**
19:  * Cache storage.
20:  *
21:  * @author     David Grudl
22:  */
23: interface ICacheStorage
24: {
25: 
26:     /**
27:      * Read from cache.
28:      * @param  string key
29:      * @return mixed|NULL
30:      */
31:     function read($key);
32: 
33:     /**
34:      * Writes item into the cache.
35:      * @param  string key
36:      * @param  mixed  data
37:      * @param  array  dependencies
38:      * @return void
39:      */
40:     function write($key, $data, array $dependencies);
41: 
42:     /**
43:      * Removes item from the cache.
44:      * @param  string key
45:      * @return void
46:      */
47:     function remove($key);
48: 
49:     /**
50:      * Removes items from the cache by conditions.
51:      * @param  array  conditions
52:      * @return void
53:      */
54:     function clean(array $conds);
55: 
56: }
57: