2005 - .net summercamp: web developmentwith iis & asp.net webservices

Copyright © 2005 newtelligence® AG. All rights reserved

Daniel FisherSoftware Engineer, newtelligence® AG

[email protected]

Web DevelopmentWeb Development

IIS & ASP.NET Webservices

© 2005 newtelligence Aktiengesellschaft. All rights reserved

AgendaAgenda

ASP.NET in … Process model State Management Service Tiers & Provider model Languages & File Extensions Coding model

•WebForms

•Codebehind

•Compilation


ASP.NET in .NETASP.NET in .NET

System Services

Common Language Runtime

Services Framework

ASP.NET(Web Forms & Web Services) Windows Forms

Base Data Debug ...


ASP.NET in IISASP.NET in IIS

Internet Information Server

InetInfo

HTTP.SYSkernel mode HTTP listener

W3SVC App Pool App Pool

MetabaseConfigMgr

ProcessMgr

W3wp.exe

WebApp

W3wp.exe

WebApp

WebApp


ASP in IIS (Windows 2003)ASP in IIS (Windows 2003)

Internet Information Server

HTTP.SYSkernel mode HTTP listener

App Pool

W3wp.exeWeb Application

CacheHttpModulesHttpHandler


Process ModelProcess Model

New process model for ASP.NET and Indigo Very flexible activation ASP.NET Runtime is managed!

• ISAPI-Filter Runs as ASPNET user account Asynchronous execution of requests

•Own Thread-Pool•Threads are not related to IIS Threads

Multithreaded•No Apartment-Model

Alternative Filtering-Model•HTTP-Modules und -Handlers replace ISAPIFilters

Cache


LanguagesLanguages

VB C# J#

C++ COBOL PHP etc…


File ExtensionsFile Extensions

ASP.NET related files•WebForms: *.aspx

CodeBehind: *.aspx.cs, *.asmx.vb, ... Resources: *.aspx.resx

•WebUserControls: *.ascx

•Code: *.cs, *.vb

•MasterPages: *.master

•Skin: *.skin

•RequestHandler: *.ashx

•WebServices: *.asmx

•Configuration: Web.config

•Application: Global.asax und Global.asax.vb


Coding Models in ASP.NET 1.x Coding Models in ASP.NET 1.x

Code Inline Code Behind

System.Web.Services.WebService


ASMX ASMX ASMX

Temp.dll Temp.dllMyWeb.dll

Inherits Inherits

Inherits

RuntimeCompiled

RuntimeCompiled

Pre-Compiled


Coding Models in ASP.NET 2.0 Coding Models in ASP.NET 2.0

Code Inline Code Behind



ASMX ASMX

Temp.dll Temp.dll

Inherits Inherits

RuntimeCompiled

RuntimeCompiled


Coding ModelCoding Model

Reduce Inheritance Complexity No need for declaration code Code is linked by Visual Studio and the

runtime Hot Updates (XCopy deployment) Full Integration in the .NET Framework

•Consistent programming model, same tools


CodebehindCodebehind

Enable separation of code from content

•Developers and designers can work independently

WebService.asmxWebService.asmx.cs


ASP.NET 1.x CodebehindASP.NET 1.x Codebehindusing System;

using System.Collections;

using System.ComponentModel;

using System.Data;

using System.Diagnostics;

using System.Web;

using System.Web.Services;

namespace WebApplication1 {

public class Service : System.Web.Services.WebService{

public Service()

{

InitializeComponent();

}

private IContainer components = null;

private void InitializeComponent()

{

}

protected override void Dispose( bool disposing )

{

if(disposing && components != null)

{

components.Dispose();

}

base.Dispose(disposing);

}

[WebMethod]

public string HelloWorld()

{

return "Hello World";

}

}

}


ASP.NET 2.0 CodeBehindASP.NET 2.0 CodeBehindusing System;

using System.Web;

using System.Web.Services;

using System.Web.Services.Protocols;

[WebService(Namespace = "http://tempuri.org/")]

[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]

public class Service : System.Web.Services.WebService

{

[WebMethod]

public string HelloWorld() {

return "Hello World";

}

}


Runtime compilationRuntime compilation

Inline Code The Code Directory

•holds uncompiled classes

•Compilation at runtime

%SystemRoot%\Microsoft.NET\Framework\X.X.XXX\Temporary ASP.NET Files\


Runtime Compilation ExplainedRuntime Compilation Explained

Request

Parse Generate

Response

Request

Instantiate

Response

Codebehind

Instantiate, Process and

Render

Compile*.ASMX

*.ASMX


Thank YouThank You

© 2005 newtelligence® Aktiengesellschaft

newtelligence® AGGilleshütte 99D-41352 Korschenbroichhttp://[email protected]

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2005 - .net summercamp: web developmentwith iis & asp.net webservices

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