UrlRoutingHandler.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Web / Routing / UrlRoutingHandler.cs / 1305376 / UrlRoutingHandler.cs
                        

                        
                            namespace System.Web.Routing { 
    using System;
    using System.Diagnostics.CodeAnalysis;
    using System.Globalization;
    using System.Web; 
    using System.Runtime.CompilerServices;
 
    [TypeForwardedFrom("System.Web.Routing, Version=3.5.0.0, Culture=Neutral, PublicKeyToken=31bf3856ad364e35")] 
    public abstract class UrlRoutingHandler : IHttpHandler {
 
        private RouteCollection _routeCollection;

        protected virtual bool IsReusable {
            get { 
                return false;
            } 
        } 

        [SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly", 
            Justification = "This needs to be settable for unit tests.")]
        public RouteCollection RouteCollection {
            get {
                if (_routeCollection == null) { 
                    _routeCollection = RouteTable.Routes;
                } 
                return _routeCollection; 
            }
            set { 
                _routeCollection = value;
            }
        }
 
        protected virtual void ProcessRequest(HttpContext httpContext) {
            ProcessRequest(new HttpContextWrapper(httpContext)); 
        } 

        protected virtual void ProcessRequest(HttpContextBase httpContext) { 
            RouteData routeData = RouteCollection.GetRouteData(httpContext);
            if (routeData == null) {
                throw new HttpException(404, SR.GetString(SR.UrlRoutingHandler_NoRouteMatches));
            } 

            IRouteHandler routeHandler = routeData.RouteHandler; 
            if (routeHandler == null) { 
                throw new InvalidOperationException(SR.GetString(SR.UrlRoutingModule_NoRouteHandler));
            } 

            RequestContext requestContext = new RequestContext(httpContext, routeData);
            IHttpHandler httpHandler = routeHandler.GetHttpHandler(requestContext);
            if (httpHandler == null) { 
                throw new InvalidOperationException(
                    String.Format( 
                        CultureInfo.CurrentUICulture, 
                        SR.GetString(SR.UrlRoutingModule_NoHttpHandler),
                        routeHandler.GetType())); 
            }

            VerifyAndProcessRequest(httpHandler, httpContext);
        } 

        protected abstract void VerifyAndProcessRequest(IHttpHandler httpHandler, HttpContextBase httpContext); 
 
        #region IHttpHandler Members
        bool IHttpHandler.IsReusable { 
            get {
                return IsReusable;
            }
        } 

        void IHttpHandler.ProcessRequest(HttpContext context) { 
            ProcessRequest(context); 
        }
        #endregion 
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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