[rules-users] "or" operator with only one condition??
Edson Tirelli
tirelli at post.com
Tue Jun 5 08:30:25 EDT 2007
The DRL parser does not accept such syntax. If the XML parser accepts and
builds the correct Descr structure, than there should be no major problems.
[]s
Edson
2007/6/5, Bruno Miguel Duarte <est-b-duarte at ptinovacao.pt>:
>
> Hi Guys,
>
>
>
> Although doesn't make sense, is there any problem if I write the next
> rules?
>
>
>
> XML:
>
> <rule name="OR with one condition">
>
> <lhs>
>
> <or>
>
> <column object-type="RAFact">
>
> <literal evaluator="==" field-name="type"
> value="groupId" />
>
> <literal evaluator="==" field-name="value"
> value="6" />
>
> </column>
>
> </or>
>
> </lhs>
>
> <rhs>
>
> System.out.println("Something...");
>
> </rhs>
>
> </rule>
>
>
>
> DRL:
>
> rule "OR with one condition"
>
> when
>
> or RAFact( type == "groupId" , value == 6 )
>
>
>
> then
>
> System.out.println("Something...");
>
> end
>
>
>
> In my tests, it seems the XML version is accepted (and correct) because
> the parser ignores the 'or'!
>
>
>
> Thanks in advance,
>
> Bruno Duarte
>
>
>
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>
>
--
Edson Tirelli
Software Engineer - JBoss Rules Core Developer
Office: +55 11 3529-6000
Mobile: +55 11 9287-5646
JBoss, a division of Red Hat @ www.jboss.com
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