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From Stefano Mazzocchi <>
Subject Re: Pipeline conditional model
Date Thu, 01 Jun 2000 12:24:20 GMT wrote:
> > This is not visually componentizable. That's the problem.
> Agreed.
> > It is clear you are failing to see my points.
> Having used the Visual Composition Editor that is a part of VAJava, I guess
> I have a bias against such things.  But there does appear to be a market
> for such things.

I'm not taking more of JavaStudio, here, not VisualAge.
> Looking at it from a drawing lines between boxes perspective, a more
> straightforward approach is to put the conditions on the lines.  The XML
> equivalent would be:
>    <serializer type="wap" when="response gt 1.5KB" />
>    <serializer type="xml" when="response le 1.5KB" />

Good suggestion.
> For more complex cases, you can factor out the computation of the boolean
> expression into a separate XML structure, and only allow reference of the
> result here.  Similar to <available> in Ant.

Can you make an example?

Stefano Mazzocchi      One must still have chaos in oneself to be
                          able to give birth to a dancing star.
<>                             Friedrich Nietzsche
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