Ron Jacobs

Windows Workflow Foundation

March, 2011

Posts
  • Ron Jacobs

    ASP.NET WF4 / WCF and Async Calls

    • 2 Comments
    How should you use WF4 and WCF with ASP.NET? Download Sample Code - Windows Workflow Foundation (WF4) - How to use Workflow from ASP.NET endpoint.tv - ASP.NET WF4 / WCF and Async Calls For this post I’ve created a really simple workflow...
  • Ron Jacobs

    WF4 How To Invoke a Child Workflow as XAML

    • 0 Comments
    Recently somebody asked me how a workflow could invoke another workflow that is loaded as XAML from a file or a database. This is a common request so I’ve added an activity to Microsoft.Activities to support this. Update: If you want tracking...
  • Ron Jacobs

    WF4 Workflow Versioning Spike

    • 6 Comments
    Today I’m starting on another spike project.  So far there are only questions to investigate, no answers.  I’m sharing my plans with you because I believe doing so might help some of you and I’m hopeful that you might share your insights with...
  • Ron Jacobs

    AppFabric WCF Service Template (C#)

    • 5 Comments
    Now available Download the AppFabric WCF Service Template C# Windows Communication Foundation (WCF) is Microsoft’s unified programming model for building service-oriented applications. Windows Server AppFabric provides tools for managing and monitoring...
  • Ron Jacobs

    AppFabric WCF HTTP Service Template

    • 8 Comments
    Windows Communication Foundation (WCF) is Microsoft’s unified programming model for building service-oriented applications. Windows Server AppFabric provides tools for managing and monitoring your web services and workflows. WCF HTTP Service is a service...
  • Ron Jacobs

    WF4 Workflow Services–Can you use the Same Operation more than once?

    • 1 Comments
    Thanks to Jean-Sebastien who contacted me with this question. Imagine you have the following service contract 1: public interface IBaseMyServiceContract 2: { 3: [OperationContract] 4: string CallAMethod( string correlationHandle, string...
  • Ron Jacobs

    WF4 – How to Cast in VB Expressions

    • 0 Comments
    If you are a C# developer using Workflow you might not know how VB does type conversion. Imagine this simple example.  I’ve got some classes which use inheritance 1: public abstract class Shape 2: { 3: public int Top { get; set; ...
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