independent-analytics
/
vendor
/
doctrine
/
cache
/
lib
/
Doctrine
/
Common
/
Cache
/
MemcacheCache.php
independent-analytics
/
vendor
/
doctrine
/
cache
/
lib
/
Doctrine
/
Common
/
Cache
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Psr6
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ApcCache.php
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ArrayCache.php
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ChainCache.php
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FlushableCache.php
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InvalidCacheId.php
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LegacyMongoDBCache.php
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MemcacheCache.php
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MemcachedCache.php
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MongoDBCache.php
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MultiDeleteCache.php
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MultiGetCache.php
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MultiOperationCache.php
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MultiPutCache.php
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Version.php
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VoidCache.php
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WinCacheCache.php
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XcacheCache.php
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ZendDataCache.php
2 years ago
MemcacheCache.php
88 lines
| 1 | <?php |
| 2 | |
| 3 | namespace IAWP_SCOPED\Doctrine\Common\Cache; |
| 4 | |
| 5 | use Memcache; |
| 6 | use function time; |
| 7 | /** |
| 8 | * Memcache cache provider. |
| 9 | * |
| 10 | * @deprecated Deprecated without replacement in doctrine/cache 1.11. This class will be dropped in 2.0 |
| 11 | * |
| 12 | * @link www.doctrine-project.org |
| 13 | * @internal |
| 14 | */ |
| 15 | class MemcacheCache extends CacheProvider |
| 16 | { |
| 17 | /** @var Memcache|null */ |
| 18 | private $memcache; |
| 19 | /** |
| 20 | * Sets the memcache instance to use. |
| 21 | * |
| 22 | * @return void |
| 23 | */ |
| 24 | public function setMemcache(Memcache $memcache) |
| 25 | { |
| 26 | $this->memcache = $memcache; |
| 27 | } |
| 28 | /** |
| 29 | * Gets the memcache instance used by the cache. |
| 30 | * |
| 31 | * @return Memcache|null |
| 32 | */ |
| 33 | public function getMemcache() |
| 34 | { |
| 35 | return $this->memcache; |
| 36 | } |
| 37 | /** |
| 38 | * {@inheritdoc} |
| 39 | */ |
| 40 | protected function doFetch($id) |
| 41 | { |
| 42 | return $this->memcache->get($id); |
| 43 | } |
| 44 | /** |
| 45 | * {@inheritdoc} |
| 46 | */ |
| 47 | protected function doContains($id) |
| 48 | { |
| 49 | $flags = null; |
| 50 | $this->memcache->get($id, $flags); |
| 51 | //if memcache has changed the value of "flags", it means the value exists |
| 52 | return $flags !== null; |
| 53 | } |
| 54 | /** |
| 55 | * {@inheritdoc} |
| 56 | */ |
| 57 | protected function doSave($id, $data, $lifeTime = 0) |
| 58 | { |
| 59 | if ($lifeTime > 30 * 24 * 3600) { |
| 60 | $lifeTime = time() + $lifeTime; |
| 61 | } |
| 62 | return $this->memcache->set($id, $data, 0, (int) $lifeTime); |
| 63 | } |
| 64 | /** |
| 65 | * {@inheritdoc} |
| 66 | */ |
| 67 | protected function doDelete($id) |
| 68 | { |
| 69 | // Memcache::delete() returns false if entry does not exist |
| 70 | return $this->memcache->delete($id) || !$this->doContains($id); |
| 71 | } |
| 72 | /** |
| 73 | * {@inheritdoc} |
| 74 | */ |
| 75 | protected function doFlush() |
| 76 | { |
| 77 | return $this->memcache->flush(); |
| 78 | } |
| 79 | /** |
| 80 | * {@inheritdoc} |
| 81 | */ |
| 82 | protected function doGetStats() |
| 83 | { |
| 84 | $stats = $this->memcache->getStats(); |
| 85 | return [Cache::STATS_HITS => $stats['get_hits'], Cache::STATS_MISSES => $stats['get_misses'], Cache::STATS_UPTIME => $stats['uptime'], Cache::STATS_MEMORY_USAGE => $stats['bytes'], Cache::STATS_MEMORY_AVAILABLE => $stats['limit_maxbytes']]; |
| 86 | } |
| 87 | } |
| 88 |