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107 lines
3.2 KiB
107 lines
3.2 KiB
<?php
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/*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the MIT license. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\Common\Cache;
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/**
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* APC cache provider.
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*
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* @link www.doctrine-project.org
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* @since 2.0
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* @author Benjamin Eberlei <kontakt@beberlei.de>
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* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
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* @author Jonathan Wage <jonwage@gmail.com>
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* @author Roman Borschel <roman@code-factory.org>
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* @author David Abdemoulaie <dave@hobodave.com>
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*/
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class ApcCache extends CacheProvider
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{
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/**
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* {@inheritdoc}
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*/
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protected function doFetch($id)
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{
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return apc_fetch($id);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doContains($id)
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{
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return apc_exists($id);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doSave($id, $data, $lifeTime = 0)
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{
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return (bool) apc_store($id, $data, (int) $lifeTime);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doDelete($id)
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{
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// apc_delete returns false if the id does not exist
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return apc_delete($id) || ! apc_exists($id);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doFlush()
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{
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return apc_clear_cache() && apc_clear_cache('user');
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}
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/**
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* {@inheritdoc}
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*/
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protected function doFetchMultiple(array $keys)
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{
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return apc_fetch($keys);
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}
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/**
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* {@inheritdoc}
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*/
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protected function doGetStats()
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{
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$info = apc_cache_info('', true);
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$sma = apc_sma_info();
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// @TODO - Temporary fix @see https://github.com/krakjoe/apcu/pull/42
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if (PHP_VERSION_ID >= 50500) {
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$info['num_hits'] = isset($info['num_hits']) ? $info['num_hits'] : $info['nhits'];
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$info['num_misses'] = isset($info['num_misses']) ? $info['num_misses'] : $info['nmisses'];
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$info['start_time'] = isset($info['start_time']) ? $info['start_time'] : $info['stime'];
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}
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return array(
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Cache::STATS_HITS => $info['num_hits'],
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Cache::STATS_MISSES => $info['num_misses'],
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Cache::STATS_UPTIME => $info['start_time'],
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Cache::STATS_MEMORY_USAGE => $info['mem_size'],
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Cache::STATS_MEMORY_AVAILABLE => $sma['avail_mem'],
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);
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}
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}
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