Sorry, I read over the mention that it is only a toy extension... so
maybe ignore the advice with the actions ;-)
Can you check whether there is a Type in the typesystem with the short
name "MonthsList"?
Best,
Peter
Am 05.12.2013 09:58, schrieb Peter Klügl:
> Hi,
>
> Am 04.12.2013 18:33, schrieb Sebastian:
>> Hi,
>>
>> I'm highly interested in ruta, and its potential applications in industrial
>> applications. Right know I'm trying to create a simple toy condition
>> extension that is simply a case insensitive INLIST condition. It is
>> completely based on the InListCondition class, I also declared an
>> implementation of the IRutaConditionExtension interface.
>>
>> With primitve types everything seems to work great, except when the
>> condition is used with a variable :
>>
>> STRINGLIST MonthsList = {"january", ...};
>> DECLARE Month;
>> ANY{INSENSITIVEINLIST(MonthsList) -> MARK(Month)};
>>
>> I get a class cast exception when the condition is being created, because
>> MonthsList is a SimpleTypeExpression and I'm expecting a
>> StringListExpression.
>>
>> Am I doing something wrong ? I suppose there is a way to resolve the
>> variable to the actual list, but I missed it somehow.
>>
> It's hard to say what went wrong. My first guess would be that there is
> a problem in your extension. I just verified that INLIST works at all (I
> haven't used it myself for a long time).
>
> The example works with INLIST:
>
> STRINGLIST MonthsList = {"january"};
> DECLARE Month;
> ANY{INLIST(MonthsList) -> MARK(Month)};
>
> Can you post the stacktrace of the exception? Or can you send me the
> source code of your extension (in case you do not want to post it on a
> public mailing list)?
>
> Anyways, the usage of INLIST makes only sense if you want to work on
> dynamic dictionaries that may change during rule execution. Have you
> taken a look at the MARKFAST or TRIE action?
> http://uima.apache.org/d/ruta-current/tools.ruta.book.html#ugr.tools.ruta.language.actions.markfast
> They already have options for case-insensitivity and are overall faster
> and more powerful.
>
> Best,
>
> Peter
>
> PS: You can, of course, also post a feature request on JIRA for adding a
> case-insensitivity to the INLIST condition :-)
>
>
>> Any ideas on how that could be done?
>>
>> Regards
>>
>> Sebastian
>>
