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Windows Workflow Foundation By Sam Nasr, MCAD October 23, 2007

Windows Workflow Foundation By Sam Nasr, MCAD October 23, 2007. www.ClevelandDotNet.info. Agenda. Introduction Windows WorkFlow Foundation Break MOSS 2007 Workflow Q&A Survey. What is WF.

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Windows Workflow Foundation By Sam Nasr, MCAD October 23, 2007

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  1. Windows Workflow Foundation By Sam Nasr, MCAD October 23, 2007 www.ClevelandDotNet.info

  2. Agenda • Introduction • Windows WorkFlow Foundation • Break • MOSS 2007 Workflow • Q&A • Survey

  3. What is WF • Windows Workflow Foundation is the programming model, engine and tools for quickly building workflow enabled applications on Windows. • In-process workflow engine, and designers for Visual Studio 2005. • New namespace in .Net 3.0

  4. Windows Workflow • .NET Framework 3.0 (aka WinFX) • .NET Framework 2.0 • Windows Presentation Foundation (WPF) • Windows Workflow Foundation (WF) • Windows Communication Foundation (WCF) • Windows CardSpace • A set of activities stored as a model that describe a real world process. • Work passes through the model from start to finish and activities might be executed by people or by system functions. • provides a way of describing execution • Programmed with code or graphically.

  5. Windows Workflow • Available for both client and server versions of Windows. • Once a workflow model is compiled it can be executed inside any Windows process • console apps • Forms-based apps • Windows Services • ASP.NET web sites • Web services.

  6. Windows Workflow • Flowchart • State Diagram • Sequential Workflow • Not an application; must be hosted. • Activities are the building blocks • Override Activity.Execute() • Utilizes XOML

  7. Services • Persistence Service (via SQL Server) • Tracking Service (via SQL Server) • Scheduler Service • Transaction Service

  8. Demo

  9. MOSS Workflow

  10. MOSS Workflow • Expands on WF • Does NOT use pluggable services in WF. • MOSS “dehydrates” the workflow. • SharePoint Designer workflows are stored as source files in WSS (1 Doc Library/Site) • WF Markup file (.XOML) • WF rules • WF configuration • .ASPX if any

  11. SharePoint Designer 2007 • Expands on FrontPage 2003 • Author WF against a list or Library at Design Time. • Cannot associate WF to content type. • WSS 3.0 WF are forms agnostic. • “No-code” workflows • Does not allow creation of custom activities. • Works with pre-deployed activities.

  12. Demo

  13. Workflow with MS-Office • WF is embedded in • MOSS • Project Server • Navision (NAV) • CRM • BizTalk Server (vNext) • Client apps start workflow by calling into SP API’s. • Collect Feedback on a document using a Workflow. http://office.microsoft.com/en-us/word/HA102178531033.aspx#2

  14. Demo

  15. Resources • Windows Workflow Foundation http://msdn2.microsoft.com/en-us/netframework/aa663328.aspx • .Net Framework http://wf.netfx3.com/ • Integrating Windows Workflow Foundation and Windows Communication Foundation http://msdn2.microsoft.com/en-us/library/bb266709.aspx • Use the ActivityExecutionContext (AEC) in Windows Workflow Foundation http://msdn.microsoft.com/msdnmag/issues/07/06/foundations/default.aspx

  16. Q&A

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