Examples with InternalKnowledgeBase org.drools.core.impl.InternalKnowledgeBase used on opensource projects

Example 26 with InternalKnowledgeBase

use of org.drools.core.impl.InternalKnowledgeBase in project drools by kiegroup.

the class KieContainerImpl method update.

private Results update(final InternalKieModule currentKM, final ReleaseId newReleaseId) {
    final InternalKieModule newKM = (InternalKieModule) kr.getKieModule(newReleaseId);
    if (newKM == null) {
        return null;
    }
    final KieJarChangeSet cs = currentKM.getChanges(newKM);
    List<String> modifiedClassNames = getModifiedClasses(cs);
    final boolean modifyingUsedClass = isModifyingUsedClass(modifiedClassNames, getClassLoader());
    final List<Class<?>> modifiedClasses = reinitModifiedClasses(newKM, modifiedClassNames, getClassLoader());
    final List<String> unchangedResources = getUnchangedResources(newKM, cs);
    Map<String, KieBaseModel> currentKieBaseModels = ((KieModuleKieProject) kProject).updateToModule(newKM);
    final ResultsImpl results = new ResultsImpl();
    List<String> kbasesToRemove = new ArrayList<String>();
    for (Entry<String, KieBase> kBaseEntry : kBases.entrySet()) {
        String kbaseName = kBaseEntry.getKey();
        KieBaseModelImpl newKieBaseModel = (KieBaseModelImpl) kProject.getKieBaseModel(kbaseName);
        KieBaseModelImpl currentKieBaseModel = (KieBaseModelImpl) currentKieBaseModels.get(kbaseName);
        // if a kbase no longer exists, just remove it from the cache
        if (newKieBaseModel == null) {
            // have to save for later removal to avoid iteration errors
            kbasesToRemove.add(kbaseName);
        } else {
            final InternalKnowledgeBase kBase = (InternalKnowledgeBase) kBaseEntry.getValue();
            KieBaseUpdateContext context = new KieBaseUpdateContext(kProject, kBase, currentKM, newReleaseId, newKM, cs, modifiedClasses, modifyingUsedClass, unchangedResources, results, newKieBaseModel, currentKieBaseModel);
            kBase.enqueueModification(currentKM.createKieBaseUpdater(context));
        }
    }
    for (String kbaseToRemove : kbasesToRemove) {
        kBases.remove(kbaseToRemove);
    }
    // remove sessions that no longer exist
    this.kSessions.entrySet().removeIf(ksession -> kProject.getKieSessionModel(ksession.getKey()) == null);
    this.statelessKSessions.entrySet().removeIf(ksession -> kProject.getKieSessionModel(ksession.getKey()) == null);
    return results;
}

Example 27 with InternalKnowledgeBase

use of org.drools.core.impl.InternalKnowledgeBase in project drools by kiegroup.

the class KieContainerImpl method createKieBase.

private KieBase createKieBase(KieBaseModelImpl kBaseModel, KieProject kieProject, ResultsImpl messages, KieBaseConfiguration conf) {
    InternalKieModule kModule = kieProject.getKieModuleForKBase(kBaseModel.getName());
    InternalKnowledgeBase kBase = kModule.createKieBase(kBaseModel, kieProject, messages, conf);
    if (kBase == null) {
        return null;
    }
    kBase.setResolvedReleaseId(containerReleaseId);
    kBase.setContainerId(containerId);
    kBase.setKieContainer(this);
    kBase.initMBeans();
    return kBase;
}

Example 28 with InternalKnowledgeBase

use of org.drools.core.impl.InternalKnowledgeBase in project drools by kiegroup.

the class BayesBeliefSystemTest method getSession.

protected KieSession getSession(String ruleFile) {
    KnowledgeBuilder kBuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kBuilder.add(ResourceFactory.newClassPathResource(ruleFile), ResourceType.DRL);
    if (kBuilder.hasErrors()) {
        System.err.println(kBuilder.getErrors());
        fail();
    }
    InternalKnowledgeBase kBase = KnowledgeBaseFactory.newKnowledgeBase();
    kBase.addPackages(kBuilder.getKnowledgePackages());
    KieSessionConfiguration ksConf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    ((SessionConfiguration) ksConf).setBeliefSystemType(BeliefSystemType.DEFEASIBLE);
    KieSession kSession = kBase.newKieSession(ksConf, null);
    return kSession;
}

Example 29 with InternalKnowledgeBase

use of org.drools.core.impl.InternalKnowledgeBase in project drools by kiegroup.

the class JavaDialectBinaryEqualityTest method getKnowledgePackage1.

public KiePackage getKnowledgePackage1() {
    String str = "";
    str += "package org.drools.compiler.test\n";
    str += "import " + Person.class.getName() + ";\n";
    str += "global java.util.List list\n";
    str += "rule rule1 dialect\"java\" \n";
    str += "when\n";
    str += "   $p : Person( age : age == ( 17 + 17 ), eval( age == 34 ))\n";
    str += "   eval( $p.getAge() == 34 )\n";
    str += "then\n";
    str += "   list.add( $p );\n";
    str += "end\n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(str.getBytes()), ResourceType.DRL);
    if (kbuilder.hasErrors()) {
        fail(kbuilder.getErrors().toString());
    }
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    List<Person> list = new ArrayList<Person>();
    KieSession ksession = kbase.newKieSession();
    ksession.setGlobal("list", list);
    ksession.insert(new Person("darth", 34));
    ksession.fireAllRules();
    assertEquals(new Person("darth", 34), list.get(0));
    return kbase.getPackage("org.drools.compiler.test");
}

Example 30 with InternalKnowledgeBase

use of org.drools.core.impl.InternalKnowledgeBase in project drools by kiegroup.

the class JavaDialectTest method testEvalDetectionInBetaNode.

@Test
public void testEvalDetectionInBetaNode() {
    // Tests evals are generated and executed with Java dialect
    String drl = "";
    drl += "package org.drools.compiler.test\n";
    drl += "import org.drools.compiler.Person\n";
    drl += "global java.util.List list\n";
    drl += "rule test1\n";
    drl += "when\n";
    drl += "   $s  : String()\n";
    drl += "   $p1 : Person( eval( name \n != $s ), name == ( new String($s+\"xxx\") ) )\n";
    drl += "then\n";
    drl += "end\n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newReaderResource(new StringReader(drl)), ResourceType.DRL);
    KnowledgeBuilderErrors errors = kbuilder.getErrors();
    if (kbuilder.hasErrors()) {
        fail(kbuilder.getErrors().toString());
    }
    assertFalse(kbuilder.hasErrors());
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    List<ObjectTypeNode> nodes = ((KnowledgeBaseImpl) kbase).getRete().getObjectTypeNodes();
    ObjectTypeNode node = null;
    for (ObjectTypeNode n : nodes) {
        if (((ClassObjectType) n.getObjectType()).getClassType() == Person.class) {
            node = n;
            break;
        }
    }
    BetaNode betaanode = (BetaNode) node.getObjectSinkPropagator().getSinks()[0];
    BetaNodeFieldConstraint[] constraint = betaanode.getConstraints();
    PredicateConstraint c = (PredicateConstraint) constraint[0];
    assertTrue(c.getPredicateExpression() instanceof PredicateExpression);
    assertTrue(c.getPredicateExpression() instanceof CompiledInvoker);
}