ASP.NET MVC

ASP.NET MVC Under the Hood
Paul Stovell
Readify

Agenda
ASP.NET MVC 101
ASP.NET MVC Pipeline
Controller Factories
Action Invokers
Model Binders
Action Filters
Action Results
View Engines

Introducing ASP.NET MVC

GET /
View
Controller
Model

ASP.NET MVC Pipeline

ASP.NET Request Pipeline
Module
Module
Module
Handler
public interface IHttpHandler
{
void ProcessRequest(
HttpContext context);
boolIsReusable { get; }
}
Handler
Internet
Handler
Handler
Handler

Web Forms
<%@ Page Language="C#"
CodeBehind="Default.aspx.cs"
Inherits="Sample.DefaultPage"
%>
<div>
<asp:TextBoxrunat="server" />
</div>
PreInit
Init
InitComplete
PreLoad
Load
Control Events
LoadComplete
PreRender
SaveStateComplete
Render
Unload
namespace ASP {
public class default_aspx
: Sample.DefaultPage,
System.Web.IHttpHandler
{

MVC Pipeline
Internet
Module
Module
Controller Factory
Routing
Controller.Execute()
MvcHandler
Action Invoker
View Engine

MVC Pipeline: Controller Factories
public interface IControllerFactory
{
IControllerCreateController(
RequestContextrequestContext,
string controllerName);
void ReleaseController(
IController controller);
}

MVC Pipeline: Controllers
public interface IController
{
void Execute(
RequestContextrequestContext);
}
Controller
IActionInvoker

MVC Pipeline: Action Invoker
public interface IActionInvoker
{
boolInvokeAction(
ControllerContextcontrollerContext,
string actionName);
}

MVC Pipeline: Action Invoker
Action Invoker
Find Action
Authorization Filters
Request Validation
Model Binders
Pre-Action Filters
Invoke
Post-Action Filters
Execute Action Result

MVC Pipeline: Model Binders
public interface IModelBinder
{
object BindModel(
ModelBindingContextbindingContext);
}

MVC Pipeline: Action Filters
public interface IActionFilter
{
void OnActionExecuting(
ActionExecutingContextfilterContext);
void OnActionExecuted(
ActionExecutedContextfilterContext);
}

MVC Pipeline: Action Results
public abstract class ActionResult
{
public abstract void ExecuteResult(
ControllerContext context);
}
ViewResultBase
RedirectResult
JsonResult
FileResult
ViewResult
PartialViewResult

MVC Pipeline: View Engines
public interface IViewEngine
{
ViewEngineResultFindPartialView(
string partialViewName,
booluseCache);
ViewEngineResultFindView(
string viewName,
string masterName,
booluseCache);
void ReleaseView(
IView view);
}

Summary

Q&A
www.asp.net/mvc
http://www.mokosh.co.uk/page/VsCommands.aspx
Paul Stovell
paul.stovell@readify.net
www.paulstovell.com