获得类的静态实体 instance

2015-12-07 14:48:45 访问(1700) 赞(0) 踩(0)


        /// <summary>
        /// 获得类的静态实体 instance
        /// </summary>
        /// <param name="dllFullName"></param>
        /// <param name="className"></param>
        /// <returns></returns>
        public static object GetStaticFieldInstance
            (
                string dllFullName, 
                string className
            )
        {
            Assembly ass = Assembly.LoadFrom(dllFullName);

            if (ass == null)
                return null;

            Type typeValue = ass.GetType(className, false, true);

            if (typeValue == null)
            {
                return null;
            }

            FieldInfo info = typeValue.GetField("instance", BindingFlags.Static | BindingFlags.Public);

            if (info == null)
            {
                return null;
            }

            return info.GetValue(null);
        }