一个强大的 PHP 缓存类
强大的 PHP 缓存类(支持基于文件缓存和 eaccelerator、apc、xcache、memcache 模块缓存)
直接贴代码:
<?php
/*
* Name: wrapperCache
* URL: http://www.admpub.com/
* Version: v0.1
* Date: 29/10/2010
* Author: Chema Garrido
* License: GPL v3
* Notes: wrapper cache for fileCache, memcache, APC, Xcache and eaccelerator
*/
/////////////////////class file cache
class wrapperCache {
private $cache_params;//extra params for external caches like path or connection option
memcached
public $cache_expire;//seconds that the cache expires
private $cache_type;//type of cache to use
private $cache_external; //external instance of cache, can be fileCache or memcache
private static $instance;//Instance of this class
// Always returns only one instance
public static function GetInstance($type='auto',$exp_time=3600,$params='cache/'){
if (!isset(self::$instance)){//doesn't exists the isntance
self::$instance = new self($type,$exp_time,$params);//goes to the constructor
}
return self::$instance;
}
//cache constructor, optional expiring time and cache path
private function __construct($type,$exp_time,$params){
$this->cache_expire=$exp_time;
$this->cache_params=$params;
$this->setCacheType($type);
}