[rules-users] choose method from fact object in guided editor

[Michael Anstis]

Have you tried using an expression on the RHS?


On 10 June 2013 15:24, Hans Wirz <hans.wirz at xmv.ch> wrote:

> Steve,****
>
> my problem is, that the ‚key‘ after the method getContentValue() is
> looking for, has to be variable and can be set by the rule creator.****
>
> I guess it remains the same problem whether I use DSL, Decision Table or
> any other construct to specify a Rule.****
>
> It is simply necessary, that the user (actually NOT an IT-Expert) would be
> guided through the possibilities a fact object supports.****
>
> If he cannot find the method getContentValue() he had to know its
> existence and arguments from elsewhere.****
>
> ** **
>
> That’s why I’m curious whether it is possible (probably by using Java
> annotations or what else?) to tell the guided editor that it should also
> present some methods (not only fields according to the Java-Beans
> convention) to the user.****
>
> Thank you for the DSL hint. I will have a closer look at this approach
> anyway…  In my case it should probably looks like:****
>
> [when]There is a document which has a value keyed by {key} that matches
> {expr}=$: Dokument(….****
>
> ** **
>
> Regards - Hans****
>
> ** **
>
> *Von:* rules-users-bounces at lists.jboss.org [mailto:
> rules-users-bounces at lists.jboss.org] *Im Auftrag von *Stephen Masters
> *Gesendet:* Montag, 10. Juni 2013 16:01
> *An:* Rules Users List
> *Betreff:* Re: [rules-users] choose method from fact object in guided
> editor****
>
> ** **
>
> Is there some reason you can't just create a no-args method on the fact
> such as "getReviewedContent()"? Or why the pattern match couldn't directly
> match on reviewed content instead of using rules in Java to determine
> whether content has been reviewed?****
>
> ** **
>
> If you don't want to do either of those, how about a DSL sentence to
> select reviewed content? i.e. ****
>
> ** **
>
> [when][]There is a document which was reviewed by {reviewer}=$d:
> Document(getContentValue("reviewed") matches "{reviewer}"); Document(this
> == …****
>
> ** **
>
> (warning - probable syntax errors above)****
>
> ** **
>
> Steve****
>
> ** **
>
> ** **
>
> ** **
>
> ** **
>
> On 10 Jun 2013, at 13:58, Hans Wirz <hans.wirz at xmv.ch> wrote:****
>
>
>
> ****
>
> Hello****
>
> I’m new to Drools and Guvnor and I’m trying to find a way to enable the
> selection of a method (other than getter and setter) by the guvnor guided
> editor in a drop-down-list way like the fields.****
>
>  ****
>
> Example (.drl-file edited by Drools-Plugin in Eclipse):****
>
>  ****
>
> <image001.png>****
>
>  ****
>
> How to achieve this in Guvnor guided editor, because the method *
> getContentValue(“reviewed”)* cannot be chosen – it must be KNOWN by the
> one who creates the rule?****
>
>  ****
>
> My approach (using a Formula):****
>
> <image002.png>****
>
>  ****
>
>  ****
>
> Many thanks for your help****
>
> Hans****
>
> _______________________________________________
> rules-users mailing list
> rules-users at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/rules-users****
>
> ** **
>
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