<?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; /** * APC cache provider. * * @link www.doctrine-project.org * @since 2.0 * @author Benjamin Eberlei <kontakt@beberlei.de> * @author Guilherme Blanco <guilhermeblanco@hotmail.com> * @author Jonathan Wage <jonwage@gmail.com> * @author Roman Borschel <roman@code-factory.org> * @author David Abdemoulaie <dave@hobodave.com> */ class ApcCache extends CacheProvider { /** * {@inheritdoc} */ protected function doFetch($id) { return apc_fetch($id); } /** * {@inheritdoc} */ protected function doContains($id) { return apc_exists($id); } /** * {@inheritdoc} */ protected function doSave($id, $data, $lifeTime = 0) { return (bool) apc_store($id, $data, (int) $lifeTime); } /** * {@inheritdoc} */ protected function doDelete($id) { // apc_delete returns false if the id does not exist return apc_delete($id) || ! apc_exists($id); } /** * {@inheritdoc} */ protected function doFlush() { return apc_clear_cache() && apc_clear_cache('user'); } /** * {@inheritdoc} */ protected function doFetchMultiple(array $keys) { return apc_fetch($keys); } /** * {@inheritdoc} */ protected function doGetStats() { $info = apc_cache_info('', true); $sma = apc_sma_info(); // @TODO - Temporary fix @see https://github.com/krakjoe/apcu/pull/42 if (PHP_VERSION_ID >= 50500) { $info['num_hits'] = isset($info['num_hits']) ? $info['num_hits'] : $info['nhits']; $info['num_misses'] = isset($info['num_misses']) ? $info['num_misses'] : $info['nmisses']; $info['start_time'] = isset($info['start_time']) ? $info['start_time'] : $info['stime']; } 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'], ); } }