70 lines
2.5 KiB
PHP
70 lines
2.5 KiB
PHP
<?php
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/*
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* $Id$
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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 LGPL. 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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* Interface for cache drivers.
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*
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @link www.doctrine-project.org
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* @since 2.0
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* @version $Revision: 3938 $
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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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*/
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interface Cache
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{
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/**
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* Fetches an entry from the cache.
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*
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* @param string $id cache id The id of the cache entry to fetch.
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* @return string The cached data or FALSE, if no cache entry exists for the given id.
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*/
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function fetch($id);
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/**
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* Test if an entry exists in the cache.
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*
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* @param string $id cache id The cache id of the entry to check for.
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* @return boolean TRUE if a cache entry exists for the given cache id, FALSE otherwise.
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*/
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function contains($id);
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/**
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* Puts data into the cache.
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*
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* @param string $id The cache id.
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* @param string $data The cache entry/data.
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* @param int $lifeTime The lifetime. If != false, sets a specific lifetime for this cache entry (null => infinite lifeTime).
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* @return boolean TRUE if the entry was successfully stored in the cache, FALSE otherwise.
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*/
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function save($id, $data, $lifeTime = false);
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/**
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* Deletes a cache entry.
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*
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* @param string $id cache id
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* @return boolean TRUE if the cache entry was successfully deleted, FALSE otherwise.
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*/
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function delete($id);
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} |