1: <?php
2:
3: /**
4: * This file is part of the Nette Framework (http://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\Storages
11: */
12:
13:
14:
15: /**
16: * Cache dummy storage.
17: *
18: * @author David Grudl
19: * @package Nette\Caching\Storages
20: */
21: class DevNullStorage extends Object implements ICacheStorage
22: {
23:
24: /**
25: * Read from cache.
26: * @param string key
27: * @return mixed|NULL
28: */
29: public function read($key)
30: {
31: }
32:
33:
34:
35: /**
36: * Prevents item reading and writing. Lock is released by write() or remove().
37: * @param string key
38: * @return void
39: */
40: public function lock($key)
41: {
42: }
43:
44:
45:
46: /**
47: * Writes item into the cache.
48: * @param string key
49: * @param mixed data
50: * @param array dependencies
51: * @return void
52: */
53: public function write($key, $data, array $dp)
54: {
55: }
56:
57:
58:
59: /**
60: * Removes item from the cache.
61: * @param string key
62: * @return void
63: */
64: public function remove($key)
65: {
66: }
67:
68:
69:
70: /**
71: * Removes items from the cache by conditions & garbage collector.
72: * @param array conditions
73: * @return void
74: */
75: public function clean(array $conds)
76: {
77: }
78:
79: }
80: