[rules-users] matrix style decision tables

Wolfgang Laun wolfgang.laun at gmail.com
Mon Oct 25 10:59:24 EDT 2010


Is the "matrix" type doxumented anywhere?
-W

2010/10/25 Swindells, Thomas <TSwindells at nds.com>

>  There are two type of decision tables in Drools, the standard ones and
> then matrix ones which are like this format. There are test cases and
> examples in the source code which should give you some more details on how
> to use the RuleMatrixSheetListener.
>
>
>
> Thomas
>
>
>
> *From:* rules-users-bounces at lists.jboss.org [mailto:
> rules-users-bounces at lists.jboss.org] *On Behalf Of *Wolfgang Laun
> *Sent:* 25 October 2010 15:25
> *To:* Rules Users List
> *Subject:* Re: [rules-users] matrix style decision tables
>
>
>
> A matrix like this is simply a binary relation M(x,y) -> Boolean. I can't
> see any
> relationship to decistion tables as used by Drools.
>
> -W
>
>  2010/10/25 kioto mitsubisi <reader_1000 at hotmail.com>
>
>
> Hi all,
> I want to use decision tables of Drools in xls format. I need tables to be
> matrix.
>        C1     C2     C3
> C1    T
> C2    F       F
> C3    T       T       F
>
> My decision table should similar to something like above. It will be a
> symmetric matrix and the action or result will be the
> corresponding cell. I mean I will give the parameters say C1 and C3 and
> drools will tell me that it is T.
> Can I do this?  in RuleMatrixSheetListener javadoc, it states something
> like matrix style decision tables
> but I didn't understand anything from it.
>
>
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