Examples with KnowledgeBuilderError org.drools.builder.KnowledgeBuilderError used on opensource projects

Example 41 with KnowledgeBuilderError

use of org.drools.builder.KnowledgeBuilderError in project jBPM5-Developer-Guide by Salaboy.

the class NewCommonIntegrationPatternsTest method testSimpleDecisionWithReactiveRulesUsingListener.

@Test
public void testSimpleDecisionWithReactiveRulesUsingListener() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("new_common/scoring.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("new_common/process-drl-decision.bpmn"), ResourceType.BPMN2);
    if (kbuilder.hasErrors()) {
        for (KnowledgeBuilderError error : kbuilder.getErrors()) {
            System.out.println(">>> Error:" + error.getMessage());
        }
        fail(">>> Knowledge couldn't be parsed! ");
    }
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    final StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    // Uncomment to see all the logs
    // KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    ksession.addEventListener(new DefaultAgendaEventListener() {

        @Override
        public void activationCreated(ActivationCreatedEvent event) {
            System.out.println(">>> Firing All the Rules after activation created! " + event);
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultProcessEventListener() {

        @Override
        public void afterProcessStarted(ProcessStartedEvent event) {
            System.out.println(">>> Firing All the Rules after process started! " + event);
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    Person person = new Person("Salaboy", 28);
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("person", person);
    ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.SimpleDecision", params);
    ksession.insert(processInstance);
    ksession.insert(person);
    ksession.insert(new RatesToday(3, 5));
    assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
    ksession.startProcessInstance(processInstance.getId());
    assertEquals(84, person.getScore());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
}

Example 42 with KnowledgeBuilderError

use of org.drools.builder.KnowledgeBuilderError in project jBPM5-Developer-Guide by Salaboy.

the class RuleBasedProcessSelectionTest method processSelectionNotEnoughResourcesPlusResourceInjection.

@Test
public void processSelectionNotEnoughResourcesPlusResourceInjection() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("rule_based_process_selection/smart-process-selection.drl"), ResourceType.DRL);
    kbuilder.add(new ClassPathResource("rule_based_process_selection/platinum-customer-process.bpmn"), ResourceType.BPMN2);
    kbuilder.add(new ClassPathResource("rule_based_process_selection/regular-customer-process.bpmn"), ResourceType.BPMN2);
    if (kbuilder.hasErrors()) {
        for (KnowledgeBuilderError error : kbuilder.getErrors()) {
            System.out.println(">>> Error:" + error.getMessage());
        }
        fail(">>> Knowledge couldn't be parsed! ");
    }
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    final StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    // Uncomment to see all the logs
    //KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    ksession.addEventListener(new DefaultWorkingMemoryEventListener() {

        @Override
        public void objectInserted(ObjectInsertedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void objectUpdated(ObjectUpdatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultAgendaEventListener() {

        @Override
        public void activationCreated(ActivationCreatedEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    ksession.addEventListener(new DefaultProcessEventListener() {

        @Override
        public void beforeNodeTriggered(ProcessNodeTriggeredEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }

        @Override
        public void beforeNodeLeft(ProcessNodeLeftEvent event) {
            ((StatefulKnowledgeSession) event.getKnowledgeRuntime()).fireAllRules();
        }
    });
    Resources resources = new Resources(2);
    FactHandle resourcesHandle = ksession.insert(resources);
    Customer platinumCustomer = new Customer("Customer One", Customer.CustomerType.PLATINUM);
    ksession.insert(platinumCustomer);
    QueryResults queryResults = ksession.getQueryResults("getResources", (Object[]) null);
    // No Process Was Started
    assertEquals(2, ((Resources) queryResults.iterator().next().get("$r")).getAvailable());
    queryResults = ksession.getQueryResults("getProcessByCustomer", platinumCustomer);
    assertEquals(0, queryResults.size());
    resources.setAvailable(6);
    ksession.update(resourcesHandle, resources);
    queryResults = ksession.getQueryResults("getResources", (Object[]) null);
    assertEquals(1, ((Resources) queryResults.iterator().next().get("$r")).getAvailable());
    queryResults = ksession.getQueryResults("getProcessByCustomer", platinumCustomer);
    assertEquals(1, queryResults.size());
    assertEquals("Platinum Customer Process", ((WorkflowProcessInstanceImpl) queryResults.iterator().next().get("$w")).getProcessName());
}

Example 43 with KnowledgeBuilderError

use of org.drools.builder.KnowledgeBuilderError in project jBPM5-Developer-Guide by Salaboy.

the class EventsTesterJFrame method createKnowledgeSession.

private StatefulKnowledgeSession createKnowledgeSession() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("simpleEventAnalysis.drl"), ResourceType.DRL);
    if (kbuilder.hasErrors()) {
        for (KnowledgeBuilderError error : kbuilder.getErrors()) {
            System.out.println(" >>> Error:" + error.getMessage() + "\n");
        }
        throw new IllegalStateException(">>> Knowledge couldn't be parsed! ");
    }
    KnowledgeBaseConfiguration config = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
    config.setOption(EventProcessingOption.STREAM);
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase(config);
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    KnowledgeSessionConfiguration sessionConfig = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    sessionConfig.setOption(ClockTypeOption.get("realtime"));
    return kbase.newStatefulKnowledgeSession(sessionConfig, null);
}

Example 44 with KnowledgeBuilderError

use of org.drools.builder.KnowledgeBuilderError in project jBPM5-Developer-Guide by Salaboy.

the class SessionsPatternsTestsBase method createKnowledgeSession.

/**
     * Creates a new Knowledge Base with the passed resources and returns a fresh
     * ksession from it. This method register the created kbase in {@link #kbases}
     * with the key passed as parameter. The returned session is configured as
     * persistent.
     * @param key the key used to register the generated kbase in {@link #kbases}.
     * @param resources The resources to be placed inside the generated kbase.
     * @return 
     */
protected StatefulKnowledgeSession createKnowledgeSession(String key, Map<Resource, ResourceType> resources) {
    //Creates a new kbuilder
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    //Adds al the given resources
    for (Map.Entry<Resource, ResourceType> entry : resources.entrySet()) {
        kbuilder.add(entry.getKey(), entry.getValue());
    }
    //If there is any compilation error then fail!
    if (kbuilder.hasErrors()) {
        for (KnowledgeBuilderError error : kbuilder.getErrors()) {
            System.out.println(">>> Error:" + error.getMessage());
        }
        Assert.fail(">>> Knowledge couldn't be parsed! ");
    }
    //Creates a new kbase
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    //Add the generated knowledge packages from kbuilder.
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    //Register the kbase in this.kbases
    kbases.put(key, kbase);
    //Creates a Persistence Knowledge Session
    System.out.println(" >>> Let's create a Persistent Knowledge Session");
    final StatefulKnowledgeSession ksession = JPAKnowledgeService.newStatefulKnowledgeSession(kbase, null, createEnvironment());
    return ksession;
}

Example 45 with KnowledgeBuilderError

use of org.drools.builder.KnowledgeBuilderError in project jBPM5-Developer-Guide by Salaboy.

the class DefineCarPriceWorkItemHandler method createStatelessSession.

private StatelessKnowledgeSession createStatelessSession() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("good_old_patterns/car-pricing-rules.drl"), ResourceType.DRL);
    if (kbuilder.hasErrors()) {
        for (KnowledgeBuilderError error : kbuilder.getErrors()) {
            System.out.println(">>> Error:" + error.getMessage());
        }
        throw new IllegalStateException(">>> Knowledge couldn't be parsed! ");
    }
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    return kbase.newStatelessKnowledgeSession();
}