3 * @copyright Copyright (C) 2010-2021, 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 use CompareDeleteTrait;
34 /** @var array Array with the cached data */
35 protected $cachedData = [];
40 public function getAllKeys(?string $prefix = null): array
42 return $this->filterArrayKeysByPrefix(array_keys($this->cachedData), $prefix);
48 public function get(string $key)
50 if (isset($this->cachedData[$key])) {
51 return $this->cachedData[$key];
59 public function set(string $key, $value, int $ttl = Enum\Duration::FIVE_MINUTES): bool
61 $this->cachedData[$key] = $value;
68 public function delete(string $key): bool
70 unset($this->cachedData[$key]);
77 public function clear(bool $outdated = true): bool
79 // Array doesn't support TTL so just don't delete something
84 $this->cachedData = [];
91 public function add(string $key, $value, int $ttl = Enum\Duration::FIVE_MINUTES): bool
93 if (isset($this->cachedData[$key])) {
96 return $this->set($key, $value, $ttl);
103 public function compareSet(string $key, $oldValue, $newValue, int $ttl = Enum\Duration::FIVE_MINUTES): bool
105 if ($this->get($key) === $oldValue) {
106 return $this->set($key, $newValue);
115 public function getName(): string
117 return Enum\Type::ARRAY;