10- ActionContext

--

/*
	 MvcRouteHander 中有使用到：
	 var actionContext = new ActionContext(context.HttpContext, context.RouteData, actionDescriptor);
	*/
	public class ActionContext
    {
        public ActionContext([NotNull] ActionContext actionContext)
            : this(actionContext.HttpContext, actionContext.RouteData, actionContext.ActionDescriptor)
        {
            ModelState = actionContext.ModelState;
        }

        public ActionContext([NotNull] RouteContext routeContext, [NotNull] ActionDescriptor actionDescriptor)
            : this(routeContext.HttpContext, routeContext.RouteData, actionDescriptor)
        {
        }

        public ActionContext([NotNull] HttpContext httpContext,
            [NotNull] RouteData routeData,
            [NotNull] ActionDescriptor actionDescriptor)
        {
            HttpContext = httpContext;
            RouteData = routeData;
            ActionDescriptor = actionDescriptor;
            ModelState = new ModelStateDictionary();
        }

        public HttpContext HttpContext { get; private set; }

        public RouteData RouteData { get; private set; }

        public ModelStateDictionary ModelState { get; private set; }

        public ActionDescriptor ActionDescriptor { get; private set; }
    }