//定义

public static Dictionary<string, object> dict =new Dictionary<string, object>();       

//主方法

public void Test()

        {

          

            IList<Entity> kpi = new List<Entity>();           

            string key="kpi";

            AddPriviledge(key, kpi);

           

            

            IList<Entity> kpiResult = GetData<Entity>("kpi");

        }

        public void AddData<T>(string key,T value)

        {

            //验证如果已经存在，则覆盖

            if (dict.ContainsKey(key))

            {

                dict[key] = value;

            }

            else 

            {

                //否则新增

                dict.Add(key, value);

            }

            

        }

        public IList<T> GetData<T>(string key)

        {

            return (IList<T>)dict[key];                              

        }

 

例子别介意