Actually, rife supports continuations in java.  https://rife.dev.java.net/

Timo Stamm wrote:
> Eelco Hillenius wrote:
> 
>> Actually, when you look closer to the whole continuation thing,
>> continuations are not so incompattible with how Wicket works now.
> 
> 
> I guess the problem is that continuations are not really compatible with
> java. An elegant implementation of continuations in java seems to be
> impossible.
> 
> 
> The
> 
>> original idea of continuations is to never return a value, but pass a
>> context object (continuation) to the next function call. That idea
>> translated to webapplications seems to be to have a 'wait-for-input'
>> concept, so that you can model a flow like a couple of linear steps
>> that conceptually 'pause'/ wait for input before it moves to the next
>> step. As Wicket has a current state and does not work with return
>> values for flow, I think we could defend that we do the same thing as
>> the original definition, though with a slightly different flavor. At
>> least it has the same net effect. And... if you want to do the web
>> variant of continuations... that's easy... just create a mini
>> framework that handles the flow and - I think - you're done.
> 
> 
> That would just be a state machine.
> 
> 
>> Or... maybe I don't get the idea of continuations just yet. Please
>> correct me if that is the case :)
> 
> 
> Have a look at this article:
> http://www-128.ibm.com/developerworks/library/j-contin.html
> 
> 
> Jetty 6 is going to have continuation support. Are there any plans of
> supporting jetty continuations?
> 
> http://www.mortbay.com/MB/log/gregw/?permalink=Jetty6Continuations.html
> 
> 
> Timo
> 
> 
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