[rules-users] Need help with Decision Table Conditions

[Wolfgang Laun]

No, sorry. The I is a workaround, but people should be cautiioned not to
rely on it for the future.
-W

2011/1/10 Tihomir Surdilovic <tsurdilo at redhat.com>

>  Hi Wolfgang, good points, thus I asked for a Jira so we can add proper
> support for it.
> If you know of a better workaround with whats currently available let us
> know.
>
> Thanks.
>
>
> On 1/10/11 10:13 AM, Wolfgang Laun wrote:
>
> I would not use I / DESCRIPTION for these reasons:
>
>    - it's not parameterized, and I think you don't want to repeat the
>    @Meta(...) for every rule, you just want the argument
>    - you can use only one I column, since the 2nd one silently overwrites
>    the 1st one, so you'll have to squeeze multiple @s into one cell
>    - it is an undocumented feature, and the name would suggest that it was
>    intended for providing a comment
>
> Adding a proper metadata column type is simple, given what is available
> from other column types.
>
> -W
>
> 2011/1/10 Tihomir Surdilovic <tsurdilo at redhat.com>
>
>>  Hi Jason,
>> for fact types and attributes you should be able to reuse the Functions
>> keyword in the RuleSet section of your sheet, for example:
>>
>> -----------------------------------------------
>> | Functions | declare Person @author( Bob ) ......... end |
>> -----------------------------------------------
>>
>> For rule attributes you can reuse the "I" keyword as the cell header and
>> add the attributes, for example:
>>
>> -------------------------------------------------
>> |RuleTable Sample|
>> |                               |
>> -------------------------------------------------
>> |     Condition       |            I              |
>> Action            |
>> -------------------------------------------------
>> | $p : Person        |                           |
>>        |
>> -------------------------------------------------
>> | name==$param|                           |
>> |
>> -------------------------------------------------
>> |   SomeName       | @author( Bob )   |      System.out.....    |
>> -------------------------------------------------
>>
>> Neither are optimal, but just workarounds. If you raise a Jira, I can put
>> on todo list.
>> Hope this helps.
>>
>> Thanks.
>> Tihomir
>>
>> On 1/7/11 9:35 PM, Jason Mihalick wrote:
>>
>> Tihomir, Do you know if decision tables support metadata<http://downloads.jboss.com/drools/docs/5.1.1.34858.FINAL/drools-expert/html_single/index.html#d0e3368>?
>>
>> ------------------------------
>> View this message in context: Re: Need help with Decision Table
>> Conditions<http://drools-java-rules-engine.46999.n3.nabble.com/Need-help-with-Decision-Table-Conditions-tp2195003p2215160.html>
>> Sent from the Drools - User mailing list archive<http://drools-java-rules-engine.46999.n3.nabble.com/Drools-User-f47000.html>at Nabble.com.
>>
>>
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