lap around the .net framework 4

8/6/2019 Lap Around the .NET Framework 4

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Visual Studio 2010 andVisual Studio 2010 and

.NET Framework 4.NET Framework 4

NameNameTitleTitle

Microsoft CorporationMicrosoft Corporation


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A Look BackA Look Back

.NET 1.0 .NET 1.1 .NET 2.0

3.0

3.5

.NET 4

2002 2003 2008 CTP2005-08

CLR 1.0 CLR 1.1 CLR 2.0 CLR 4

SP1


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The .NET FrameworkThe .NET Framework

BaseClassLibraries

The CLRJIT &

NGENGarbage

CollectorSecurity

ModelException

HandlingLoader &

Binder

WPFWin

FormsDLR

ASP.NET

WCFAnd

more!LINQ


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Client ApplicationsClient Applications

WPF 4

MEF

Web ApplicationsWeb Applications

Web Forms 4

AJAX 4

Client/ServerClient/Server

WCF 4


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The Building BlocksThe Building Blocks

Parallel ComputingParallel Computing

Task ParallelLibrary

ParallelLINQ

Data AccessData Access

Entity Framework 4

Data Services 1.5

RuntimeRuntime

DLR Integration

Type Equivalence

In-Process SxS


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Web Forms 4 - ClientIDWeb Forms 4 - ClientID

1) UserControl (No ID)

2) UserControl (HeaderForm)

ControlHierarchy

3) DropDownList(States)

Resulting Client IDs:1) ctl00

2) ctl00_HeaderForm

3) ctl00_HeaderForm_States


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Web Forms 4 - RoutingWeb Forms 4 - Routing

Request:Products/Bikes

ASP.NET Routing

Route:Product/{name} -> Product.aspx

WebForms Page

File Name:

Product.aspx

Route Values:Name = Bikes

Response


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ASP.NET Web Forms 4ClientId / Routing

ASP.NET Web Forms 4ClientId / Routing


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WPFWPF

Data Grid

Ribbon

Multi-Touch

Windows 7 Enhancements


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Managed ExtensibilityFramework?

Managed ExtensibilityFramework?

TheManaged Extensibility Framework (MEF) isa

new library inthe .NET Frameworkthatenablesgreaterreuseofapplicationsandcomponents. UsingMEF, .NET applicationscanmaketheshiftfrombeingstaticallycompiledtodynamicallycomposed


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Open/Closed PrincipleOpen/Closed Principle

Softwareentitiesshouldbe

openforextension,butclosedfor modification.


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Known vs.Unknown


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Client ApplicationsWPF 4 DataGrid / MEFClient ApplicationsWPF 4 DataGrid / MEF


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Entit Fr ew rEntit Fr ew r

Model-First

POCO

LazyLoading

ForeignKeys


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A lot of new for WF/WCF 4A lot of new for WF/WCF 4

XAML-onlyworkflowsarethenewdefault

Unified model between WF, WCF, and WPF

ExtendedbaseactivitylibrarySimplifiedWF programmingmodel

Supportforarguments, variables, expressions

MajorimprovementstoWCF integration

Runtimeanddesignerimprovements

ServicediscoveryforWCF

Hosting & managementvia "Dublin


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ADO. ETData ervi e 1.5ADO. ETData ervi e 1.5

Server EnhancementsRow count

Server-side paging

Friendly feedsBLOB streams

ClientEnhancements

Row CountWPF/SL data binding


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ADO.NET Data Ser icesRo Count andSer er-Side

Paging

ADO.NET Data Ser icesRo Count andSer er-Side

Paging


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The Parallel Computing Initiati eThe Parallel Computing Initiati e

Lettingthebrightest developers solvebusiness problems, notconcurrency

problems.

Concurrency forthemasses


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Parallel Computing with .NET 4Parallel Computing with .NET 4

1. Task ParallelLibrary (TPL)

2. ParallelLINQ (PLINQ)

3. CoordinationData Structures (CDS)

4. System.Threading Improvements


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Parallel LINQParallel LINQ

ParallelLINQ (PLINQ) enablesdeveloperstoeasilyleveragemanycore withaminimal impact toexistingLINQ programmingmodel

var q = from p in people

where p.Name == queryInfo.Name &&

p.State == queryInfo.State &&

p.Year >= yearStart &&p.Year


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Parallel ComputingParallel LINQ (PLINQ)

Parallel ComputingParallel LINQ (PLINQ)


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CommonLanguageRuntime

Statically-Typed

C#VB

RubyPython

Dynamically-Typed

Why the DLR?Why the DLR?


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CommonLanguageRuntime

Statically-Typed

C#VB

RubyPython

Dynamically-Typed

DynamicLanguageRuntime

Why the DLR?Why the DLR?


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PythonBinder

RubyBinder

COMBinder

JScri tBinder

ObjectBinder

.NET Dynamic Programming.NET Dynamic Programming

DynamicLanguageRuntime

Expression TreesExpression Trees DynamicDispatchDynamicDispatch CallSiteCachingCallSiteCaching

IronPython IronRuby C# VB.NET Others


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Dynamically Typed ObjectsDynamically Typed Objects

Calculator calc = GetCalculator();

int sum = calc.Add(10, 20);

object calc = GetCalculator();

Type calcType = calc.GetType();

object res = calcType.InvokeMember("Add",

BindingFlags.InvokeMethod, null,

new object[] { 10, 20 });

int sum = Convert.ToInt32(res); ScriptObject calc = GetCalculator();

object res = calc.Invoke("Add", 10, 20);

int sum = Convert.ToInt32(res);

dynamic calc = GetCalculator();int sum = calc.Add(10, 20);

Staticallytypedtobedynam

ic

Dynamicmethodinvocation

Dynamicconversion


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DLR IntegrationDLR Integration


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Type EquivalenceType Equivalence

Interop Assembliestranslatebetweenmanaged codeandCOM

Foreachinterface,struct,enum,

delegate,andmember, containsa

managedequivalentwithmarshallingdata


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However!However!

Primary Interop Assembliescausemany pain points


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Go Away, PIA!Go Away, PIA!

1. Compilersembed theportionsoftheinterop assembliesthattheadd-ins

actually use

2. Runtimeensures theembedded

definitionsofthesetypesareconsidered equivalent


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CLR 4Type Equivalence

CLR 4Type Equivalence


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. ETFramew r mpatibilit. ETFramew r mpatibilit

.NET 4.0 isahighlycompatiblerelease

.NET 4.0 doesnotautorollforwardYou must add a configuration file with a specific switch to get 3.5

apps to run on 4.0


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. ETFramew r mpatibilit. ETFramew r mpatibilit

Hang on if 4.0 is compatible,why not run 3.5 apps

automatically on 4.0?

The BEST thing is always to prefer

running on the version of the

framework you built against


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CLR 2 - Existing Side-By-SideCLR 2 - Existing Side-By-Side

HostProcess (i.e. Outlook)

.NET 2.0

2.0add-in

3.03.5

3.0add-in

3.5add-in

1.1add-in

.NET 1.1


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CLR 4 - In-Process Side-By-SideCLR 4 - In-Process Side-By-Side

.NET 2.0.NET 4.0

2.0add-in

3.03.5

HostProcess (i.e. Outlook)

3.0add-in

3.5add-in

4.0add-in


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Vi al t i 010 Training KitVi al t i 010 Training Kit

Downloadathttp://tinyurl.com/vs2010trainingkit

lap around the .net framework 4

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