[rules-users] Is Drools 5.1 backward compatible with 5.0.1?

[Chee Kin Lim]

Hi Hui Onn,

You are right! I just downloaded 5.1.0 final. The test case passed without
any problem when it run with 5.1.0 final.

Thank you.

Regards,
Chee Kin


On Mon, Aug 16, 2010 at 11:25 PM, Tan Hui Onn <huionn at gmail.com> wrote:

> Are the test cases failed because of
> java.lang.NullPointerException
>        at
> org.drools.command.runtime.BatchExecutionCommand.execute(BatchExecutionCommand.java:142)
>        at
> org.drools.command.runtime.BatchExecutionCommand.execute(BatchExecutionCommand.java:1)
>        at
> org.drools.impl.StatelessKnowledgeSessionImpl.execute(StatelessKnowledgeSessionImpl.java:239)
>        at
> droolsbook.bank.service.impl.ValidationTest.assertReportContains(ValidationTest.java:97)
>        at
> droolsbook.bank.service.impl.ValidationTest.studentAccountCustomerAgeLessThan(ValidationTest.java:219)
>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>        at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>        at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>        at java.lang.reflect.Method.invoke(Method.java:597)
>        ......
> ?
>
> I checked the source of CommandFactoryProviderImpl (5.1.0.CR1) and found
> this
>        public Command newInsertElements(Iterable objects) {
> //              TODO: FIX THIS
> //              return new InsertElementsCommand(objects);
>                return null;
>        }
>
> But it has been fixed in 5.1 FINAL.
>
>
> 2010/8/16 Chee Kin Lim <limcheekin at vobject.com>:
> > Hi,
> >
> > I am new to Drools and learning it by reading "Drools JBoss Rules 5.0
> > Developer's Guide" at the moment.
> >
> > However, the test cases of chapter 3 was failed when execute with Drools
> > 5.1.0.CR1.
> >
> > I suspect the test is broken due to the sequential option enabled with
> code
> > block below:
> >     KnowledgeBaseConfiguration configuration =
> >       KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
> >     configuration.setOption(SequentialOption.YES);
> > You can view the complete code at
> >
> http://code.google.com/p/droolsbook/source/browse/trunk/droolsBookParent/validation/src/test/java/droolsbook/bank/service/impl/ValidationTest.java
> >
> > Is this code block compatible with Drools 5.1? As it is working without
> any
> > problem in 5.0.1.
> >
> > If it is incompatible, I would like to know how to migrate it to Drools
> > 5.1.0.
> >
> > Please advice.
> >
> > Thanks,
> > Chee Kin
> >
> >
> > _______________________________________________
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> > rules-users at lists.jboss.org
> > https://lists.jboss.org/mailman/listinfo/rules-users
> >
> >
>
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