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I’ve worked a lot with WF 3.0 and WF 3.5 in the past, and I almost always ended up with some mixed feelings. On the one hand, WF is an amazing technology which allows you to do some pretty incredible things when you think about it – easily create a Domain-Specific Language (DSL) and allow domain experts to accurately model the business logic as they see fit in a graphic manner, just dragging-and-dropping some cubes around. Along with accompanying abilities to host the WF and allow it to communicate...
The PDC ended over a week ago with me coming back home this Wednesday after a short vacation. On this blog post, I’ll try to summarize my main thoughts and conclusions from this year’s conference and also give a quick reminder regarding the upcoming SDP. Cloud Computing in Full Thrust In my opinion, the main issue in this year’s PDC was Microsoft’s full thrust motion towards cloud computing with Windows Azure . Ray Ozzie’s vision of “ Three Screens in a Cloud ” and Bob Muglia’s approach to “ Cloud...
In this PDC session, Nicholas Allen, Program Manager at Microsoft Corporation, reviewed various extensibility points in Windows Serer AppFabric workflow hosting . Hosting Workflows AppFabric ships with three out-of-the-box extensible workflow hosts: Workflow Driven Application – A host for workflows which are used as an execution engine and which do not require WCF interaction to drive them. Workflow Service – A host for workflows which require WCF message interactions with the outside world. Scaled...
In this PDC session, Mark Fussel, Program Manager at Microsoft, spoke of creating Workflow Services in .NET 4.0, and hosting and deploying them on Windows Server AppFabric. AppFabric AppFabric provides a set of features for hosting, managing and deploying workflow services: A set of runtime databases for persisting and monitoring the running instances. Persistence services. Hosting of the runtime. Auto-start applications – start the service when the machine starts. Pushing diagnostics information...
In this PDC session, Ed Pinto, Program Manager at Microsoft, reviewed the many new additions to WCF 4.0. REST and WF services were not covered in this session, as they are covered in other sessions. WCF Configuration Default Endpoints – The WCF team took feedback in and decided to prefer “Convention over Configuration”. This means that if an endpoint is not explicitly configured for your service, a default endpoint will be created whose configuration is set by convention. Default Bindings – It is...