Re: [rules-users] Rules compilation error with OSGi integration (6.1.0.Beta3)

A test case will be required to reproduce your problem. Do you have a pax-exam test ? On Tue, May 20, 2014 at 1:03 PM, Ephemeris Lappis < ephemeris.lappis(a)gmail.com&gt; wrote: > Hello. > > Here is the first lines of the error message : > > > 14:58:57,457 | ERROR | tp1946301910-151 | AbstractKieModule > | > 239 - org.drools.compiler - 6.1.0.20140429-1643 | Unable to build > KieBaseModel:MyKBase > Rule Compilation error : [Rule name='Main Rule'] > my/tests/drools/osgi/expert/rules/Rule_Main_Rule1409557233.java > (8:649) : > Incorrect number of arguments for type HashMap<K,V>; it cannot be > parameterized with arguments <?> > my/tests/drools/osgi/expert/rules/Rule_Main_Rule1409557233.java > (8:666) : > Syntax error on token "<", ? expected after this token > > > I have found the explanation and a workaround : put it all with a strict > "1.5" syntax in the RHS ! In this current case, do not use <> to infere > the > generic type, but use the expected declared types instead. > > After a rather touchy remote debug of the ServiceMix runtime to inspect > what > is different from the Junit tests, I think that the problem comes from the > classloader that is associated with the Kie container. Before compilation > the language source and target level is set with version 1.7 as expected, > but in the nameEnvironment that is passed to the JavaCompiler (indeed, ecj > compiler), the droolsClassloader is of type > "org/apache/felix/framework/ModuleImpl$ModuleClassLoaderJava5". As its > name > seems to incidate, I'm afraid that the Karaf/Felix loader is originally > built in 1.5. > > I've read some posts about the eclipse compiler that perhaps takes into > account the caller compliance to adapt its compilation language level. > > Class loaders seem to be a serious problem when using Drools in complex > environment such as a OSGi one... > > Please, could you confirm my analysis, and, if you have one, propose any > better solution ? I don't know, for example, if it's possible to influence > Karaf to use different levels of bundle class loaders... > > Thanks a lot. > > Regards. > > > > -- > View this message in context: > http://drools.46999.n3.nabble.com/Rules-compilation-error-with-OSGi-integ... > Sent from the Drools: User forum mailing list archive at Nabble.com. > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > -- Charles Moulliard Apache Committer / Architect @RedHat Twitter : @cmoulliard | Blog : http://cmoulliard.github.io _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users