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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.ComponentModel;
using System.Web.Http.Routing;
namespace System.Web.Http
{
/// <summary>
/// Extension methods for <see cref="HttpRouteCollection"/>
/// </summary>
[EditorBrowsable(EditorBrowsableState.Never)]
public static class HttpRouteCollectionExtensions
{
/// <summary>
/// Maps the specified route template.
/// </summary>
/// <param name="routes">A collection of routes for the application.</param>
/// <param name="name">The name of the route to map.</param>
/// <param name="routeTemplate">The route template for the route.</param>
/// <returns>A reference to the mapped route.</returns>
public static IHttpRoute MapHttpRoute(this HttpRouteCollection routes, string name, string routeTemplate)
{
return MapHttpRoute(routes, name, routeTemplate, defaults: null, constraints: null);
}
/// <summary>
/// Maps the specified route template and sets default constraints.
/// </summary>
/// <param name="routes">A collection of routes for the application.</param>
/// <param name="name">The name of the route to map.</param>
/// <param name="routeTemplate">The route template for the route.</param>
/// <param name="defaults">An object that contains default route values.</param>
/// <returns>A reference to the mapped route.</returns>
public static IHttpRoute MapHttpRoute(this HttpRouteCollection routes, string name, string routeTemplate, object defaults)
{
return MapHttpRoute(routes, name, routeTemplate, defaults, constraints: null);
}
/// <summary>
/// Maps the specified route template and sets default route values and constraints.
/// </summary>
/// <param name="routes">A collection of routes for the application.</param>
/// <param name="name">The name of the route to map.</param>
/// <param name="routeTemplate">The route template for the route.</param>
/// <param name="defaults">An object that contains default route values.</param>
/// <param name="constraints">A set of expressions that specify values for <paramref name="routeTemplate"/>.</param>
/// <returns>A reference to the mapped route.</returns>
public static IHttpRoute MapHttpRoute(this HttpRouteCollection routes, string name, string routeTemplate, object defaults, object constraints)
{
if (routes == null)
{
throw Error.ArgumentNull("routes");
}
IHttpRoute route = routes.CreateRoute(routeTemplate, defaults, constraints, parameters: null);
routes.Add(name, route);
return route;
}
}
}
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