<?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; /** * Zend Data Cache cache driver. * * @link www.doctrine-project.org * @since 2.0 * @author Ralph Schindler <ralph.schindler@zend.com> * @author Guilherme Blanco <guilhermeblanco@hotmail.com> */ class ZendDataCache extends CacheProvider { /** * {@inheritdoc} */ protected function doFetch($id) { return zend_shm_cache_fetch($id); } /** * {@inheritdoc} */ protected function doContains($id) { return (false !== zend_shm_cache_fetch($id)); } /** * {@inheritdoc} */ protected function doSave($id, $data, $lifeTime = 0) { return zend_shm_cache_store($id, $data, $lifeTime); } /** * {@inheritdoc} */ protected function doDelete($id) { return zend_shm_cache_delete($id); } /** * {@inheritdoc} */ protected function doFlush() { $namespace = $this->getNamespace(); if (empty($namespace)) { return zend_shm_cache_clear(); } return zend_shm_cache_clear($namespace); } /** * {@inheritdoc} */ protected function doGetStats() { return null; } }