| /vendor/doctrine/cache/lib/Doctrine/Common/Cache/ApcuCache.php |
|---|
| @@ -0,0 +1,106 @@ |
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| <?php |
| /* |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * This software consists of voluntary contributions made by many individuals |
| * and is licensed under the MIT license. For more information, see |
| * <http://www.doctrine-project.org>. |
| */ |
| |
| namespace Doctrine\Common\Cache; |
| |
| /** |
| * APCu cache provider. |
| * |
| * @link www.doctrine-project.org |
| * @since 1.6 |
| * @author Kévin Dunglas <dunglas@gmail.com> |
| */ |
| class ApcuCache extends CacheProvider |
| { |
| /** |
| * {@inheritdoc} |
| */ |
| protected function doFetch($id) |
| { |
| return apcu_fetch($id); |
| } |
| |
| /** |
| * {@inheritdoc} |
| */ |
| protected function doContains($id) |
| { |
| return apcu_exists($id); |
| } |
| |
| /** |
| * {@inheritdoc} |
| */ |
| protected function doSave($id, $data, $lifeTime = 0) |
| { |
| return apcu_store($id, $data, $lifeTime); |
| } |
| |
| /** |
| * {@inheritdoc} |
| */ |
| protected function doDelete($id) |
| { |
| // apcu_delete returns false if the id does not exist |
| return apcu_delete($id) || ! apcu_exists($id); |
| } |
| |
| /** |
| * {@inheritdoc} |
| */ |
| protected function doFlush() |
| { |
| return apcu_clear_cache(); |
| } |
| |
| /** |
| * {@inheritdoc} |
| */ |
| protected function doFetchMultiple(array $keys) |
| { |
| return apcu_fetch($keys) ?: []; |
| } |
| |
| /** |
| * {@inheritdoc} |
| */ |
| protected function doSaveMultiple(array $keysAndValues, $lifetime = 0) |
| { |
| $result = apcu_store($keysAndValues, null, $lifetime); |
| |
| return empty($result); |
| } |
| |
| /** |
| * {@inheritdoc} |
| */ |
| protected function doGetStats() |
| { |
| $info = apcu_cache_info(true); |
| $sma = apcu_sma_info(); |
| |
| return array( |
| Cache::STATS_HITS => $info['num_hits'], |
| Cache::STATS_MISSES => $info['num_misses'], |
| Cache::STATS_UPTIME => $info['start_time'], |
| Cache::STATS_MEMORY_USAGE => $info['mem_size'], |
| Cache::STATS_MEMORY_AVAILABLE => $sma['avail_mem'], |
| ); |
| } |
| } |
