* @copyright 2007 (C) by Wrzasq * @license http://www.gnu.org/licenses/lgpl-3.0.txt GNU Lesser General Public License, Version 3 * @todo future: Add hasCache() instead of mixed result type in readCache(). */ /** * This interface describes binary files cache control drivers. * * @package POT * @tutorial POT/Cache_drivers.pkg * @example examples/cache.php cache.php */ interface IOTS_FileCache { /** * Returns cache. * * @param string $md5 MD5 hash of file. * @return OTS_FileNode|null Root node (null if file cache is not valid). */ public function readCache($md5); /** * Writes node cache. * * @param string $md5 MD5 checksum of current file. * @param OTS_FileNode $root Root node of file which should be cached. */ public function writeCache($md5, OTS_FileNode $root); } /**#@-*/ ?>