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9.3. Advanced webflows

You should now have a solid understanding of all the basics of implementing application flows, but there are a few advanced webflow features that come in handy for particular flow scenarios. In this section, we’ll explore some of them, including subflows and conversations. We’ll start by looking at flow-scoped services.

9.3.1. Flow-scoped services

So far we’ve learned about storing Serializable objects in flow scope so they can be passed along to subsequent flow states. We haven’t yet introduced you to using flow-scoped services to give you the equivalent of lightweight stateful session beans.


  

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