[rules-users] Drools 5.5 and Java 1.6 versus 1.7 Question

André Fróes arfmoraes at gmail.com
Fri Mar 1 15:26:01 EST 2013


I'm implementing my model with drools 5.5.0.Final and JDK 1.7 without any
issue, my only problem is the lack of knowledge on drools hehe.


2013/3/1 rbiller <billers at verizon.net>

> Does anyone know of a compatibility matrix that shows what JDK versions are
> compatible with Drools 5.5? The documentation mentions at least Java 1.5 is
> needed, and says some examples may need 1.6.
>
> I have encountered a problem when classes are compiled with Java 1.7, in
> that if they are referenced by a DRL file, the rules compiler gives the
> error "[Class] cannot be resolved to a type" for the classes that were
> compiled (actually the whole jar) with Java 1.7.
>
> Here is my post when I was trying to resolve that compile issue:
> Previous post on [Class] cannot be resolved to a type error
> <
> http://drools.46999.n3.nabble.com/Converting-Drools-3-x-to-5-5-A-JBoss-Rules-compilation-error-MyClassHelper-cannot-be-resolved-to-a-te-td4022529.html
> >
>
> The rule compiler error went away when I recompiled the classes and
> deployed
> the jar using Java 1.6. Anyone else have an issue with 1.7, or know if
> Drools 5.5 is supposed to be compatible?
>
> Thanks,
> rb
>
>
>
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