[rules-users] Some questions

[Mark Proctor]

Ravi Krishnamurthy wrote:
> Hello:
> Could some one give some input for the following questions
> 1) Can drools read the datas for facts from Excel
Use a 3rd party library like XLSBeans:
http://amateras.sourceforge.jp/cgi-bin/fswiki_en/wiki.cgi?page=XLSBeans
> 2) is Nested rules is supported in Drools
There are many ways to achieve the same effect. Use mail-archive and 
search the user mailing list and you'll read lots about ruleflow, 
agendagroups, semaphores etc.
> 3) can rules communicate across .drl files
rules do not communication, they match data and fire rules.
> 4) is there support for looping and collection
Drools has the most advanced LHS syntax than any other engine. with 
support for both collect and accumulate with accumulate functions - look 
into those. Any valid Java or MVEL statement can be used for the RHS.

Mark
>
> Thanks in advance,
> Ravi
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