00001 <?php 00002 /*************************************************************************** 00003 * Copyright (C) 2009 by Denis M. Gabaidulin * 00004 * * 00005 * This program is free software; you can redistribute it and/or modify * 00006 * it under the terms of the GNU Lesser General Public License as * 00007 * published by the Free Software Foundation; either version 3 of the * 00008 * License, or (at your option) any later version. * 00009 * * 00010 ***************************************************************************/ 00011 00018 final class MemcachedLocker extends BaseLocker implements Instantiatable 00019 { 00020 const VALUE = 0x1; 00021 00022 private $memcachedClient = null; 00023 00024 public static function me() 00025 { 00026 return Singleton::getInstance(__CLASS__); 00027 } 00028 00029 public function setMemcachedClient(CachePeer $memcachedPeer) 00030 { 00031 $this->memcachedClient = $memcachedPeer; 00032 00033 return $this; 00034 } 00035 00036 public function get($key) 00037 { 00038 return $this->memcachedClient->add( 00039 $key, 00040 self::VALUE, 00041 2 * Cache::EXPIRES_MINIMUM 00042 ); 00043 } 00044 00045 public function free($key) 00046 { 00047 return $this->memcachedClient->delete($key); 00048 } 00049 00050 public function drop($key) 00051 { 00052 return $this->free($key); 00053 } 00054 } 00055 ?>