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Questions - drools

What does a drools fact check (when) return when one uses the "in" operator

I have the following rule rule One when vg1 : Vgdoc(code() in ("IA1003", "IA1004"), colour == "red") then .. do something with vg1 end when I use the vg1 in t...
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Goozo

drools

Votes: 0

Answers: 1

Latest Answer

Your rule will hit for each item in working memory that matches. Simplifying things, let's say that your model looks like this: class Vgdoc { public String getCode() { ... } public String getColou...
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Roddy of the Frozen Peas

Drools - check if argument is null before calling query

Inside the drools rule file, I'm trying to match the request object against inserted facts using a query (backward chaining). How do I check for null for the request object attribute? If the attribute...
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user1251226

drools

rules

Votes: 0

Answers: 1

Latest Answer

Best practice is to have a separate rule for each combination. rule "both country and currency" when Goal( $country: country != null, $currency: currency != null ) $isMatching: Boolean()...
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Roddy of the Frozen Peas

Parametrize the after operator in drools

i have a fairly simple question, i have this rule rule 'Rule1' when $inMess : MetaMessage() not(MetaMessage(this after[0, 10000] $inMess, this != $inMess)) then log...
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Lordao

drools

Votes: 0

Answers: 0

No globals have been defined for this package

I have created 2 rules and one global variable in same drl file inside the jboss wrokbench(business-central). Rules: package com.myspace.samplerules; import com.myspace.samplerules.Transaction; globa...
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Dileep Chandran

java

jboss

drools

jbpm

kie-workbench

Votes: 0

Answers: 0

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