ICacheManager缓存对象

//声明一个缓存对象
private static ICacheManager CM = CacheFactory.GetCacheManager();
...
       //尝试从缓存中获取集合元素
       if (CM.Contains(key) && CM[key]!=null) {
          MyType mytype= CM[key] as MyType;
          return tmptype;
        }  
...

       //将提取的对象clone存入缓存中
       MyType tmpMytype=new MyType();
       ...

       CM.Add(key, tmpMytype,
         CacheItemPriority.High, null,
         new FileDependency(key)
       );