/// <summary>
/// 根据缓存标识创建静态缓存的文件名
/// </summary>
/// <param name="token">缓存标识</param>
/// <returns></returns>
protected virtual string CreateFilename(CacheToken token)
{
var cacheKey = token.CacheKey();
var name = invalidPathCharactor.Replace(token.CacheKey(), "");
if (name.Length > 20)
{
name = name.Substring(0, 20);
}
var hash = FormsAuthentication.HashPasswordForStoringInConfigFile(cacheKey, "SHA1");
return(name + "_" + hash + ".cache");
}
/// <summary>
/// 从 WebCache 获取一个缓存项
/// </summary>
/// <param name="cache"></param>
/// <param name="token"></param>
/// <returns></returns>
public static CacheItem GetCacheItem(this Cache cache, CacheToken token)
{
return(cache.Get(token.CacheKey()) as CacheItem);
}
