[jboss-jira] [JBoss JIRA] Created: (JBRULES-2956) Runtime error when using non-boolean expression as a constraint
Runtime error when using non-boolean expression as a constraint
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Key: JBRULES-2956
URL: https://issues.jboss.org/browse/JBRULES-2956
Project: Drools
Issue Type: Bug
Security Level: Public (Everyone can see)
Components: drools-compiler
Affects Versions: 5.2.0.M2
Reporter: Wolfgang Laun
Assignee: Mark Proctor
declare Num
num : Integer
even : boolean
end
rule start
when
then
insert( new Num( 42, true ) );
end
rule sumem
when
$n: Num( num, num + 1, eval(num + 1) )
then
end
All of these constraints result in a RUNTIME error ar java.lang.ClassCastException:
java.lang.Integer cannot be cast to java.lang.Boolean
org.drools.base.mvel.MVELPredicateExpression.evaluate(MVELPredicateExpression.java:97)
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