[rules-users] ProviderInitializationException in creating KnowledgeBuilder
Brody bach
brodybach at yahoo.com
Tue Apr 21 06:19:40 EDT 2009
Hi..
Thanks Wolfgang
Regards
BB
Brody bach wrote:
>
> Hi all,
>
> I'm using CR1 version of drools and when I tried to create
> KnowledgeBuilder:
> if (rulePackage.exists()) {
>
> final KnowledgeBuilder kbuilder =
> KnowledgeBuilderFactory.newKnowledgeBuilder();
>
> kbuilder.add(ResourceFactory.newFileResource(rulePackage),
> ResourceType.PKG);
> .....
>
> I got the ProviderInitializationException as follows:
>
> 09:38:18,125 ERROR [test.drools.common.ejb.ExceptionInterceptor] []
> Provider org.drools.builder.impl.KnowledgeBuilderProviderImpl could not be
> set.
> org.drools.ProviderInitializationException: Provider
> org.drools.builder.impl.KnowledgeBuilderProviderImpl could not be set.
> at
> org.drools.builder.KnowledgeBuilderFactory.loadProvider(KnowledgeBuilderFactory.java:111)
> at
> org.drools.builder.KnowledgeBuilderFactory.getKnowledgeBuilderProvider(KnowledgeBuilderFactory.java:101)
> at
> org.drools.builder.KnowledgeBuilderFactory.newKnowledgeBuilder(KnowledgeBuilderFactory.java:29)
>
> I use drools-core and drools-api in the project and I found out that the
> class Provider org.drools.builder.impl.KnowledgeBuilderProviderImpl
> doesn't even exist. Do I miss any package?
>
> And a second question, when will the javadoc of drools be online again?
> ;-)
>
> Thanks
> Brody
>
--
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