public static AccessTokenInfo GetAccessTokenInfo(string token)
        {
            AccessTokenInfo tokenInfo = null;
            var             dict      = AccessTokenManagerCache.GetAccessTokenDictionary();

            if (dict != null && dict.ContainsKey(token))
            {
                tokenInfo = dict[token];
            }
            return(tokenInfo);
        }
 public static void ClearCache()
 {
     AccessTokenManagerCache.Clear();
 }