Signed-off-by: provokateurin <kate@provokateurin.de> Signed-off-by: nextcloud-command <nextcloud-command@users.noreply.github.com>pull/53920/head
provokateurin
7 months ago
committed by
nextcloud-command
parent
eba11750eb
commit
e38dfef0dc
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@ -1,109 +0,0 @@ |
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<?php |
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|
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/** |
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* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors |
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* SPDX-FileCopyrightText: 2016 ownCloud, Inc. |
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* SPDX-License-Identifier: AGPL-3.0-only |
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*/ |
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namespace OC\Cache; |
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use OCP\ICache; |
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/** |
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* In-memory cache with a capacity limit to keep memory usage in check |
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* |
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* Uses a simple FIFO expiry mechanism |
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* @template T |
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* @deprecated 25.0.0 use OCP\Cache\CappedMemoryCache instead |
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*/ |
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class CappedMemoryCache implements ICache, \ArrayAccess { |
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private $capacity; |
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/** @var T[] */ |
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private $cache = []; |
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public function __construct($capacity = 512) { |
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$this->capacity = $capacity; |
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} |
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public function hasKey($key): bool { |
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return isset($this->cache[$key]); |
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} |
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/** |
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* @return ?T |
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*/ |
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public function get($key) { |
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return $this->cache[$key] ?? null; |
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} |
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/** |
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* @param string $key |
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* @param T $value |
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* @param int $ttl |
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* @return bool |
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*/ |
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public function set($key, $value, $ttl = 0): bool { |
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if (is_null($key)) { |
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$this->cache[] = $value; |
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} else { |
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$this->cache[$key] = $value; |
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} |
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$this->garbageCollect(); |
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return true; |
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} |
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public function remove($key) { |
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unset($this->cache[$key]); |
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return true; |
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} |
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public function clear($prefix = '') { |
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$this->cache = []; |
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return true; |
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} |
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public function offsetExists($offset): bool { |
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return $this->hasKey($offset); |
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} |
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/** |
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* @return T |
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*/ |
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#[\ReturnTypeWillChange] |
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public function &offsetGet($offset) { |
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return $this->cache[$offset]; |
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} |
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/** |
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* @param string $offset |
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* @param T $value |
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* @return void |
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*/ |
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public function offsetSet($offset, $value): void { |
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$this->set($offset, $value); |
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} |
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public function offsetUnset($offset): void { |
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$this->remove($offset); |
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} |
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/** |
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* @return T[] |
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*/ |
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public function getData() { |
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return $this->cache; |
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} |
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private function garbageCollect() { |
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while (count($this->cache) > $this->capacity) { |
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reset($this->cache); |
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$key = key($this->cache); |
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$this->remove($key); |
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} |
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} |
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public static function isAvailable(): bool { |
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return true; |
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} |
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} |
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@ -1,65 +0,0 @@ |
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<?php |
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/** |
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* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors |
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* SPDX-FileCopyrightText: 2016 ownCloud, Inc. |
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* SPDX-License-Identifier: AGPL-3.0-or-later |
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*/ |
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namespace Test\Cache; |
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use OCP\Cache\CappedMemoryCache; |
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/** |
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* Class CappedMemoryCacheTest |
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* |
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* @package Test\Cache |
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*/ |
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class CappedMemoryCacheTest extends TestCache { |
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protected function setUp(): void { |
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parent::setUp(); |
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$this->instance = new CappedMemoryCache(); |
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} |
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public function testSetOverCap(): void { |
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$instance = new CappedMemoryCache(3); |
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$instance->set('1', 'a'); |
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$instance->set('2', 'b'); |
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$instance->set('3', 'c'); |
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$instance->set('4', 'd'); |
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$instance->set('5', 'e'); |
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$this->assertFalse($instance->hasKey('1')); |
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$this->assertFalse($instance->hasKey('2')); |
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$this->assertTrue($instance->hasKey('3')); |
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$this->assertTrue($instance->hasKey('4')); |
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$this->assertTrue($instance->hasKey('5')); |
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} |
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public function testClear(): void { |
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$value = 'ipsum lorum'; |
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$this->instance->set('1_value1', $value); |
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$this->instance->set('1_value2', $value); |
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$this->instance->set('2_value1', $value); |
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$this->instance->set('3_value1', $value); |
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$this->assertTrue($this->instance->clear()); |
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$this->assertFalse($this->instance->hasKey('1_value1')); |
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$this->assertFalse($this->instance->hasKey('1_value2')); |
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$this->assertFalse($this->instance->hasKey('2_value1')); |
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$this->assertFalse($this->instance->hasKey('3_value1')); |
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} |
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public function testIndirectSet(): void { |
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$this->instance->set('array', []); |
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$this->instance['array'][] = 'foo'; |
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$this->assertEquals(['foo'], $this->instance->get('array')); |
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$this->instance['array']['bar'] = 'qwerty'; |
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$this->assertEquals(['foo', 'bar' => 'qwerty'], $this->instance->get('array')); |
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} |
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} |
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