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1 | <?php |
2 | /* | |
3 | +--------------------------------------------------------------------+ | |
fee14197 | 4 | | CiviCRM version 5 | |
6a488035 | 5 | +--------------------------------------------------------------------+ |
6b83d5bd | 6 | | Copyright CiviCRM LLC (c) 2004-2019 | |
6a488035 TO |
7 | +--------------------------------------------------------------------+ |
8 | | This file is a part of CiviCRM. | | |
9 | | | | |
10 | | CiviCRM is free software; you can copy, modify, and distribute it | | |
11 | | under the terms of the GNU Affero General Public License | | |
12 | | Version 3, 19 November 2007 and the CiviCRM Licensing Exception. | | |
13 | | | | |
14 | | CiviCRM is distributed in the hope that it will be useful, but | | |
15 | | WITHOUT ANY WARRANTY; without even the implied warranty of | | |
16 | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | | |
17 | | See the GNU Affero General Public License for more details. | | |
18 | | | | |
19 | | You should have received a copy of the GNU Affero General Public | | |
20 | | License and the CiviCRM Licensing Exception along | | |
21 | | with this program; if not, contact CiviCRM LLC | | |
22 | | at info[AT]civicrm[DOT]org. If you have questions about the | | |
23 | | GNU Affero General Public License or the licensing of CiviCRM, | | |
24 | | see the CiviCRM license FAQ at http://civicrm.org/licensing | | |
25 | +--------------------------------------------------------------------+ | |
d25dd0ee | 26 | */ |
6a488035 TO |
27 | |
28 | /** | |
29 | * | |
30 | * @package CRM | |
6b83d5bd | 31 | * @copyright CiviCRM LLC (c) 2004-2019 |
6a488035 | 32 | */ |
6a488035 TO |
33 | class CRM_Utils_Cache_NoCache implements CRM_Utils_Cache_Interface { |
34 | ||
6714d8d2 SL |
35 | // TODO Consider native implementation. |
36 | use CRM_Utils_Cache_NaiveMultipleTrait; | |
37 | // TODO Native implementation | |
38 | use CRM_Utils_Cache_NaiveHasTrait; | |
0d64c8fa | 39 | |
6a488035 TO |
40 | /** |
41 | * We only need one instance of this object. So we use the singleton | |
42 | * pattern and cache the instance in this variable | |
43 | * | |
44 | * @var object | |
6a488035 TO |
45 | */ |
46 | static private $_singleton = NULL; | |
47 | ||
48 | /** | |
fe482240 | 49 | * Constructor. |
6a488035 | 50 | * |
77855840 TO |
51 | * @param array $config |
52 | * An array of configuration params. | |
6a488035 | 53 | * |
77b97be7 | 54 | * @return \CRM_Utils_Cache_NoCache |
6a488035 | 55 | */ |
00be9182 | 56 | public function __construct($config) { |
6a488035 TO |
57 | } |
58 | ||
5bc392e6 EM |
59 | /** |
60 | * @param string $key | |
61 | * @param mixed $value | |
858451a9 | 62 | * @param null|int|\DateInterval $ttl |
5bc392e6 EM |
63 | * |
64 | * @return bool | |
65 | */ | |
858451a9 | 66 | public function set($key, $value, $ttl = NULL) { |
6a488035 TO |
67 | return FALSE; |
68 | } | |
69 | ||
5bc392e6 EM |
70 | /** |
71 | * @param string $key | |
2da67cc5 | 72 | * @param mixed $default |
5bc392e6 EM |
73 | * |
74 | * @return null | |
75 | */ | |
2da67cc5 TO |
76 | public function get($key, $default = NULL) { |
77 | return $default; | |
6a488035 TO |
78 | } |
79 | ||
5bc392e6 EM |
80 | /** |
81 | * @param string $key | |
82 | * | |
83 | * @return bool | |
84 | */ | |
00be9182 | 85 | public function delete($key) { |
6a488035 TO |
86 | return FALSE; |
87 | } | |
88 | ||
5bc392e6 EM |
89 | /** |
90 | * @return bool | |
91 | */ | |
00be9182 | 92 | public function flush() { |
6a488035 TO |
93 | return FALSE; |
94 | } | |
96025800 | 95 | |
c31de879 TO |
96 | public function clear() { |
97 | return $this->flush(); | |
98 | } | |
99 | ||
6a488035 | 100 | } |