反射找Controller中的方法

        /// <summary>
         /// 根据接口编码APICode，调用相应的webapi方法，注意返回值是json字符串
         /// </summary>
         /// <param name="apiCode">接口编码</param>
         /// <param name="requestJson">请求的json字符串</param>
         /// <returns>返回的json字符串</returns>
         public string Send(string apiCode, string requestJson)
         {

             var isExsitMethod = false;
             var resultJson = string.Empty;
             Assembly assembly = Assembly.GetExecutingAssembly(); //加载当前应用程序集
             Type[] typearr = assembly.GetTypes().Where(x => x.BaseType != null && x.BaseType.Name == "Controller").ToArray();
             //获取类型过滤掉非Controller控制器
             MethodInfo methodinfo = null;
             Type curtype = null;
             foreach (Type type in typearr) //针对每个类型获取详细信息
             {
                 methodinfo = type.GetMethod(apiCode); //获取方法信息
                 if (methodinfo != null)
                 {
                     isExsitMethod = true;
                     curtype = type;
                     break;
                 }
             }
             if (isExsitMethod)
             {
                 ParameterInfo[] paramsInfo = methodinfo.GetParameters(); //得到指定方法的参数列表
                 Type tType = paramsInfo[].ParameterType;
                 var obj = new object[];
                 if (tType.IsClass) //如果是类,将它的json字符串转换成对象
                 {
                     obj[] = Newtonsoft.Json.JsonConvert.DeserializeObject(requestJson, tType);

                 }
                 object objtype = Assembly.GetExecutingAssembly().CreateInstance(curtype.FullName.ToString(), true, BindingFlags.Default, null, new object[], null, null);
                 var response = methodinfo.Invoke(objtype, obj);
                 resultJson = SerializeHelper.ToJson(response);
                 return resultJson;
             }

             return string.Format("未找到方法{0}", apiCode);

         }