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namespace System.Web.Mvc {
using System;
using System.Web.Mvc.Resources;
using System.Web.Routing;
// represents a result that performs a redirection given some values dictionary
public class RedirectToRouteResult : ActionResult {
private RouteCollection _routes;
public RedirectToRouteResult(RouteValueDictionary routeValues) :
this(null, routeValues) {
}
public RedirectToRouteResult(string routeName, RouteValueDictionary routeValues)
: this(routeName, routeValues, permanent: false) {
}
public RedirectToRouteResult(string routeName, RouteValueDictionary routeValues, bool permanent) {
Permanent = permanent;
RouteName = routeName ?? String.Empty;
RouteValues = routeValues ?? new RouteValueDictionary();
}
public bool Permanent {
get;
private set;
}
public string RouteName {
get;
private set;
}
public RouteValueDictionary RouteValues {
get;
private set;
}
internal RouteCollection Routes {
get {
if (_routes == null) {
_routes = RouteTable.Routes;
}
return _routes;
}
set {
_routes = value;
}
}
public override void ExecuteResult(ControllerContext context) {
if (context == null) {
throw new ArgumentNullException("context");
}
if (context.IsChildAction) {
throw new InvalidOperationException(MvcResources.RedirectAction_CannotRedirectInChildAction);
}
string destinationUrl = UrlHelper.GenerateUrl(RouteName, null /* actionName */, null /* controllerName */, RouteValues, Routes, context.RequestContext, false /* includeImplicitMvcValues */);
if (String.IsNullOrEmpty(destinationUrl)) {
throw new InvalidOperationException(MvcResources.Common_NoRouteMatched);
}
context.Controller.TempData.Keep();
if (Permanent) {
context.HttpContext.Response.RedirectPermanent(destinationUrl, endResponse: false);
}
else {
context.HttpContext.Response.Redirect(destinationUrl, endResponse: false);
}
}
}
}
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