3 * @copyright Copyright (C) 2010-2023, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Core\Cache\Type;
24 use Friendica\Core\Cache\Capability\ICanCacheInMemory;
25 use Friendica\Core\Cache\Enum;
28 * Implementation of the IMemoryCache mainly for testing purpose
30 class ArrayCache extends AbstractCache implements ICanCacheInMemory
32 public static $NAME = 'array';
34 use CompareDeleteTrait;
36 /** @var array Array with the cached data */
37 protected $cachedData = [];
42 public function getAllKeys(?string $prefix = null): array
44 return $this->filterArrayKeysByPrefix(array_keys($this->cachedData), $prefix);
50 public function get(string $key)
52 if (isset($this->cachedData[$key])) {
53 return $this->cachedData[$key];
61 public function set(string $key, $value, int $ttl = Enum\Duration::FIVE_MINUTES): bool
63 $this->cachedData[$key] = $value;
70 public function delete(string $key): bool
72 unset($this->cachedData[$key]);
79 public function clear(bool $outdated = true): bool
81 // Array doesn't support TTL so just don't delete something
86 $this->cachedData = [];
93 public function add(string $key, $value, int $ttl = Enum\Duration::FIVE_MINUTES): bool
95 if (isset($this->cachedData[$key])) {
98 return $this->set($key, $value, $ttl);
105 public function compareSet(string $key, $oldValue, $newValue, int $ttl = Enum\Duration::FIVE_MINUTES): bool
107 if ($this->get($key) === $oldValue) {
108 return $this->set($key, $newValue);