76 lines
2.6 KiB
C#
76 lines
2.6 KiB
C#
namespace System.Web.Routing {
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using System;
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using System.Diagnostics.CodeAnalysis;
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using System.Globalization;
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using System.Web;
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using System.Runtime.CompilerServices;
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[TypeForwardedFrom("System.Web.Routing, Version=3.5.0.0, Culture=Neutral, PublicKeyToken=31bf3856ad364e35")]
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public abstract class UrlRoutingHandler : IHttpHandler {
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private RouteCollection _routeCollection;
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protected virtual bool IsReusable {
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get {
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return false;
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}
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}
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[SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly",
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Justification = "This needs to be settable for unit tests.")]
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public RouteCollection RouteCollection {
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get {
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if (_routeCollection == null) {
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_routeCollection = RouteTable.Routes;
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}
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return _routeCollection;
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}
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set {
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_routeCollection = value;
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}
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}
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protected virtual void ProcessRequest(HttpContext httpContext) {
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ProcessRequest(new HttpContextWrapper(httpContext));
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}
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protected virtual void ProcessRequest(HttpContextBase httpContext) {
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RouteData routeData = RouteCollection.GetRouteData(httpContext);
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if (routeData == null) {
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throw new HttpException(404, SR.GetString(SR.UrlRoutingHandler_NoRouteMatches));
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}
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IRouteHandler routeHandler = routeData.RouteHandler;
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if (routeHandler == null) {
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throw new InvalidOperationException(SR.GetString(SR.UrlRoutingModule_NoRouteHandler));
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}
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RequestContext requestContext = new RequestContext(httpContext, routeData);
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IHttpHandler httpHandler = routeHandler.GetHttpHandler(requestContext);
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if (httpHandler == null) {
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throw new InvalidOperationException(
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String.Format(
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CultureInfo.CurrentUICulture,
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SR.GetString(SR.UrlRoutingModule_NoHttpHandler),
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routeHandler.GetType()));
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}
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VerifyAndProcessRequest(httpHandler, httpContext);
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}
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protected abstract void VerifyAndProcessRequest(IHttpHandler httpHandler, HttpContextBase httpContext);
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#region IHttpHandler Members
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bool IHttpHandler.IsReusable {
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get {
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return IsReusable;
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}
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}
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void IHttpHandler.ProcessRequest(HttpContext context) {
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ProcessRequest(context);
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}
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#endregion
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}
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}
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