Need some help in running a simple POC from eclipse. I have written a java class and a rule (.drl) in eclipse (using drools distribution 7.6.0).Code snippet where i'm creating a knowledgebase to run the rules:
KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
kbuilder.add(ResourceFactory.newClassPathResource("rules/Sample Rule.drl"), ResourceType.DRL);
KnowledgeBuilderErrors errors = kbuilder.getErrors();
if (errors.size() > 0) {
for (KnowledgeBuilderError error : errors) {
System.err.println(error);
}
throw new IllegalArgumentException("Could not parse knowledge.");
}
KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
The code does not have any error. But on run time, i see the below exception
Caused by: java.lang.ClassNotFoundException: org.drools.core.impl.KnowledgeBaseFactoryServiceImpl
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 14 more
I have imported Knowledge-api-6.5.0.Final.jar. But do not see
org.drools.core.impl.KnowledgeBaseFactoryServiceImpl
instead i see
org.drools.impl.KnowledgeBaseFactoryServiceImpl
inside the jar. Am i missing something?