Sorry, I don't use guided editors. <br>-W<br><br><div class="gmail_quote">On 25 March 2011 18:17, Benson Fung <span dir="ltr"><<a href="mailto:benson.redhat@gmail.com">benson.redhat@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Hi Wolfgang,<br>
<br>
I managed to author this rule(ApplicationData( age == null || age ==<br>
"" )) via Technical Rules editor of BRMS.<br>
However, I cannot create this rule via Business Rule Guided Editor of BRMS.<br>
<br>
Could you let me know how?<br>
<br>
<br>
Thanks<br>
<br>
<br>
<br>
2011/3/26 Wolfgang Laun <<a href="mailto:wolfgang.laun@gmail.com">wolfgang.laun@gmail.com</a>>:<br>
<div><div></div><div class="h5">> You can't use a method call as the left hand side operand in a constraint;<br>
> thus<br>
> age.size() == 0<br>
> is not correct.<br>
><br>
> Do you really mean<br>
> age == "null"<br>
><br>
> Probably<br>
> ApplicationData( age == null || age == "" )<br>
> is the right thing to do, provided that ApplicationData.age is a String.<br>
><br>
> -W<br>
><br>
> On 25 March 2011 17:32, Benson Fung <<a href="mailto:benson.redhat@gmail.com">benson.redhat@gmail.com</a>> wrote:<br>
>><br>
>> Hi,<br>
>><br>
>> I got the following rule problem.<br>
>><br>
>> The rule is like :<br>
>><br>
>> 1. | rule "Rule1"<br>
>> 2. | dialect "mvel"<br>
>> 3. | when<br>
>> 4. | ad : ApplicationData( age == "null" , age.size()<br>
>> == 0)<br>
>> 5. | then<br>
>> 6. | ad.setReturnMsg( "age should not be null or empty"<br>
>> );<br>
>> 7. | end<br>
>><br>
>> where setReturnMsg is a method of ApplicationData Fact();<br>
>><br>
>> However, I got the validation error :<br>
>><br>
>> [Rule1] [ERR 101] Line 4:49 no viable alternative at input ')' in rule<br>
>> "Rule1" in pattern ApplicationData<br>
>> [Rule1] [ERR 102] Line 4:51 mismatched input '==' expecting ')' in<br>
>> rule "Rule1" in pattern ApplicationData<br>
>><br>
>> Please help what the problem is.<br>
>><br>
>><br>
>> Thanks<br>
>> _______________________________________________<br>
>> rules-users mailing list<br>
>> <a href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><br>
>> <a href="https://lists.jboss.org/mailman/listinfo/rules-users" target="_blank">https://lists.jboss.org/mailman/listinfo/rules-users</a><br>
><br>
><br>
> _______________________________________________<br>
> rules-users mailing list<br>
> <a href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><br>
> <a href="https://lists.jboss.org/mailman/listinfo/rules-users" target="_blank">https://lists.jboss.org/mailman/listinfo/rules-users</a><br>
><br>
><br>
<br>
_______________________________________________<br>
rules-users mailing list<br>
<a href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><br>
<a href="https://lists.jboss.org/mailman/listinfo/rules-users" target="_blank">https://lists.jboss.org/mailman/listinfo/rules-users</a><br>
</div></div></blockquote></div><br>