General Services Architecture• Services provide functionality to a host of clients

• RIA's require services to support their UI

• Data now indirectly accessed now via services

Service ModelsEntity: CustomerTask: Invoice ApprovalUtility: Tax Calculation

Web Browser & RIA

WPF & WinForms

ASP.NET Pages

Mobile Clients

Other Services

WCF Services• Implement Entity, Task & Utility service models• Provide Access to Data• Expose Application Logic

AJAX

Silverlight

Service Implementation Options

•Each has distinct advantages that help accomplish the goal of building service logic

• Services of one implementation type can easily call services of the other type

Middle Tier Clients

Front-End Clients

WCF SOAP Services• Defined with code• Entity & utility service models

WCF Workflow Services• Visual definition• Support for long running processes• Task service models

…and a more under the hood

IIS 7.x/WAS

IIS Manager

.NET 4 WCF & WF Frameworks

Persistence

SQL Persisten

ce Provider

WF & WCF Management Modules

Runtime DatabasesPersistence schema Monitoring schema

Monitoring

WF ETW Tracking

WCF ETW Tracking

Hosting

Web Deploy

Visual Studio

Windows 7, Windows Server 2008 & 2008 R2

Service Discovery

Reliablility, Scalablity

Availability, Deployment,

ControlApplication Monitoring

Instance Restart

AutoStart Service

Workflow Mgmt

Event Collector

Serv

er M

anag

er Ap

pFab

ric

Role

Ser

vice

of A

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n Se

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Rol

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Syst

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CachingIn Memory,

Distributed Cache

MessagingRouting Service

Activation

Project Deployment

WF & WCF Project Templates Mgmt PowerShell cmdlets Configuration

Wizard

Lock Mgmt

10

Click Here

AppFabric Setup Key Points

Installing the Windows Server AppFabric Hosting components

AppFabric Setup Key Points

Configuring Monitoring and Persistence features of AppFabric Hosting

AppFabric Setup Key Points

Configure SQL Monitoring store

AppFabric Setup Key Points

Configure SQL persistence store

SubmitSubmitOrderOrder

CreateCreateLabelLabel

ApproveApproveLabelLabel

ReserveReserveInventoryInventory

CheckCheckCreditCredit

FinalizeFinalizeOrderOrder

OrderOrderStateState

InventoryInventory

LabelingLabeling

ClientClientWebWebAppApp

Order Fulfillment ServiceOrder Fulfillment Service

Credit CardCredit CardProcessingProcessing

ASP.NET Form

Silverlight Applicatio

n

WCF

WFS

WFS

ASMX

WFS

Workflow ServiceWCF SOAP ServiceASMX Web Service

WCFASM

X

WFS

Overview