[rules-dev] Comment from doing the NumberGuess (RuleFlow) example

[Paul Browne]

No problems. Always aware that it's easy to make suggestions , but hard to
get the time to actually implement them.


On 10/2/07, Mark Proctor <mproctor at codehaus.org> wrote:
>
>  Paul Browne wrote:
>
> Folks,
>
> Two general comments on the format of the RuleFlow (.rf) file from when I
> was doing the NumberGuess documentation.
>
> When I built workflow apps using jBPM I was able to edit the workflow XML
> files by hand. Some people prefer this and it makes it easier should
> somebody want to build an alternative editor for these files ( e.g Web
> Based instead of the Eclipse IDE).  For jBPM I *had* to edit these manually
> , as the IDE kept crashing.
>
> The comment / complaint is that the Drools Ruleflow files are much harder
> to edit. Yes, it's xml but the nodes do not seem to be in any particular
> order. With jBPM , the nodes tend to be arranged in a flow from Start to
> End.
>
> The XML is not currently meant to be human editable. We have an AST and we
> just dump that to XML using XStream. The reason for this is the tech is
> still maturing and we don't want to lock ourselves into supporting a
> particularly XML format yet. Again once our ruleflow matures we'll look at a
> simplified XML that we will support a long time.
>
>
> Talking of Web Based editors for flow, have you seen the Ajax / DHTML
> Editor that Yahoo has for Pipes:
> http://firstpartners.net/blog/technology/xml/2007/03/23/yahoo-pipes-in-10-easy-steps-sample-for-iona-dublin/
>
> Yes seen the SVG thing, its a matter of resources, if someone contributes
> the code we would love to see that :) Maybe once ruleflow matures we can put
> some resources into this.
>
>
> This shows that it is possible to have a Flow editor implemented in HTML.
>
> Just my two thoughts.
>
> Paul
>
>
> On 10/1/07, Mark Proctor <mproctor at codehaus.org> wrote:
> >
> > Feedback welcome.
> > http://blog.athico.com/2007/10/drools-examples-documentation-gets.html
> >
> > Mark
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> >
>
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