protected override IController GetControllerInstance(RequestContext requestContext, Type controllerType)
        {
            if (controllerType == null)
            {
                throw new HttpException(404, string.Format("创建Controller实例时控制器类型 controllerType 为空:{0}", requestContext.HttpContext.Request.Path));
            }
            if (!typeof(IController).IsAssignableFrom(controllerType))
            {
                throw new ArgumentException("创建Controller实例时传入类型不是IController类型", "controllerType");
            }
            IServiceResolver resolver = IoCBundleActivator.ServiceResolver;

            if (resolver != null)
            {
                IController controller = resolver.Resolve(controllerType) as IController;
                if (controller != null)
                {
                    controller = resolver.InjectProperties(controller);
                    return(controller);
                }
            }
            return(base.GetControllerInstance(requestContext, controllerType));
        }