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Securing a Workflow Service using Windows Identity Foundation
The way security is often still handled these days with each application keeping track of their own users is somewhat dated. Some form of Federated security, where a single separate server is...
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Limiting which user can access service using the Windows Identity Foundation
In my previous blog post I demonstrated how to secure a workflow service using the Windows Identity Foundation. With this in place we only allow users that are trusted by the STS Dominick Baier wrote....
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Versioning long running Workflow Services in WF4
One of the problems with the current version of Windows Workflow Foundation is how to handle different versions of your workflows. With short running workflows this is no big deal, workflows do...
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Versioning long running Workflow Services in WF4, the code
In my previous WF4 post I described the principal of how to version workflow services using the WCF 4 RoutingService. In that post I described the general problem and solution without going into a lot...
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Throttling workflow services in WF4
Windows Workflow Foundation 4 makes it real easy to create workflow services that do long running work on a server. However when we are doing long running work there could be an issue with lots of...
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Windows Workflow Foundation futures and database access
Ron Jacobs showed a number of really cool new workflow features we can be expecting in the next version of Windows Workflow Foundation during the last PDC in Redmond and Tech-Ed Europe in Berlin . One...
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Calling Workflow Services without Add Service Reference
Sometimes you just don’t want to do an Add Service reference in the client application but still be able to to call a WF4 workflow service. The good thing is that a WF4 workflow service is just another...
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Doing synchronous workflow execution using the WorkflowApplication
The WorkflowApplication is a great way to execute your workflows in process. Usually the fact that the WorkflowApplication is asynchronous is a great thing but there are cases when a little more...
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CodeCast interview on Windows Workflow Foundation
Ken Levy recently interviewed me for CodeCast on the state of Windows Workflow Foundation 4 and the AppFabric for hosting your workflow services. Its episode 99, I wonder what they are planning for...
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Running Workflow Services on Windows Azure
Windows Azure might not support the WCF and WF4 hosting parts of Windows AppFabric bit that doesn’t mean you can’t run workflow services on Windows Azure. After all a workflow is just a .NET 4 type and...
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The SqlWorkflowInstanceStore and Windows Azure
As shown previously it isn’t hard to run Workflow Services on Windows Azure. In fact all we need to do is add a bit of extra configuration and we can work as normal. However normally when I am hosting...
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Workflow Services and Windows Phone 7
Today I did a fun presentation at the Engineering World Conference in the Netherlands on using the Windows Phone 7 with a Workflow Service hosted on Windows Azure. The sample application, that is...
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Scheduling child activities with input parameters
A question on StackOverflow about scheduling child activities with some additional input parameters made me remember that this is kind on not obvious to figure out and even though I new the answer I...
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WF4 State Machine in the Multi-Targeting Pack for Microsoft .NET Framework 4...
Lots of people like to use the state machine model workflow as this is a very flexible way of working that often fits in with how real work processes work. With WF3 we had a state machine workflow but...
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SqlWorkflowInstanceStore and SQL Azure
Some time ago I blogged about how to get the SqlWorkflowInstanceStore working with SQL Azure. In order for this to work we had to make a few changes to the SqlWorkflowInstanceStoreSchema.sql script and...
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Guerrilla Enterprise .NET Copenhagen
For those that attended the Guerrilla Enterprise .NET course last week in Copenhagen and didn't get a change to download all the sample you can download all the demos Richard Blewett, Dominick Baier...
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What's New in Windows Workflow Foundation in .NET 4.5 (part 1)
During the last //build/ conference a number of new WF4, or should I now say WF4.5, features where announced. While the list of new features isn’t earth shattering long some of the most annoying...
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What's New in Windows Workflow Foundation in .NET 4.5 (part 2)
During the last //build/ conference a number of new WF4.5 features where announced. In part 1 I took a look at the designer improvements, in this blog post I am going to take a look at some of the...
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What's New in Windows Workflow Foundation in .NET 4.5 (part 3)
This is the 3rd post about what is new with Windows Workflow Foundation in .NET 4.5 as announced at the //build/ conference. See also part 1 about the designer enhancements and part 2 about the other...
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Windows Workflow Foundation 3 Types Marked Obsolete in .NET 4.5
People have been wondering for a while what the future of WF3 was since the release of WF4. So far both workflow stacks have coexisted in .NET 4 and there has been no official statement about the...
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