Thanks to Jean-Sebastien who contacted me with this question. Imagine you have the following service contract 1: [ServiceContract] 2: public interface IBaseMyServiceContract 3: { 4: [OperationContract] 5: MyMessage CallAMethod( string correlationHandle, MyMessage data); 6: } Now suppose you want to create a workflow service which implements this contract using the technique I showed in my blog post How to make a WorkflowService implement a contract But to make it interesting suppose you want to use...

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 me as we seek to solve this problem together. But aren't you solving versioning in the next release? Why yes – if you saw my session at PDC10 – Windows Workflow Futures you know that we are working on solutions for the next release.  However...

Warning: This post is based on a prerelease version of the WCF Web API   In my previous blog post I showed how to add to and use the new WCF Web API a console application using NuGet. Now that works but it is far more likely that you will want to be using IIS and host the REST service as part of a web application. So in this blog post I am going to show how to do the normal thing   I Created an ASP.NET MVC 3 app to host the REST service. Not that there is anything specific to MVC I need...

I love Task<T>.  It has to be one of the finest innovations in the framework in the past few years.  Recently I was reviewing some old WCF documentation How to: Implement an Asynchronous Service Operation which was probably written in 2006 and I have to say that we can do a much better job of it with Task<T> so here goes my rewrite. Download Sample Code How to: Implement and Consume a WCF Asynchronous Service Operation with Task<T> Implement a service operation asynchronously...

Earlier this week, the first CTP of the Service Bus enhancements was released; the May CTP. This CTP was announced at TechEd and on the AppFabric Team Blog . One week prior to that, Codit has been accepted in the Technology Adoption Program (TAP) of the Windows Azure AppFabric team. In this program, we will work closely together with the product team to build our cloud integration offering. Being BizTalk experts since our inception, we are highly interested in this release of the AppFabric Service...