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

Example 11 with KnowledgeBuilder

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

the class GoodOldIntegrationPatterns method statelessDecisionTest.

@Test
public void statelessDecisionTest() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("good_old_patterns/process-stateless-rule-evaluation-java-gateway.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());
    StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    ksession.getWorkItemManager().registerWorkItemHandler("Rank Car", new RankCarWorkItemHandler());
    ksession.getWorkItemManager().registerWorkItemHandler("Define Car Price", new DefineCarPriceWorkItemHandler());
    Car car = new Car("AUDI 78", new Date(), 5, "manual", "gas", 285, 25000);
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("car", car);
    ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.stateless-rules-decoration", params);
    assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
    ksession.startProcessInstance(processInstance.getId());
    System.out.println("Car : " + car);
}

Example 12 with KnowledgeBuilder

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

the class GoodOldIntegrationPatterns method statelessGatewayCallTest.

@Test
public void statelessGatewayCallTest() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("good_old_patterns/process-stateless-rule-evaluation-rules-gateway.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());
    StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    ksession.getWorkItemManager().registerWorkItemHandler("Rank Car", new RankCarWorkItemHandler());
    ksession.getWorkItemManager().registerWorkItemHandler("Define Car Price", new DefineCarPriceWorkItemHandler());
    Car car = new Car("AUDI 78", new Date(), 5, "manual", "gas", 285, 25000);
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("car", car);
    ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.stateless-rules-decoration", params);
    assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
    ksession.startProcessInstance(processInstance.getId());
    assertEquals(new Double(17500), new Double(car.getCurrentPrice()));
    assertEquals(6, car.getRanking());
}

Example 13 with KnowledgeBuilder

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

the class NewCommonIntegrationPatternsTest method testSimpleRulesDecision.

@Test
public void testSimpleRulesDecision() {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    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());
    StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    // Uncomment to see all the logs
    KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    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);
    assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
    ksession.startProcessInstance(processInstance.getId());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
}

Example 14 with KnowledgeBuilder

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

the class NewCommonIntegrationPatternsTest method testSimpleDecisionWithRules.

@Test
public void testSimpleDecisionWithRules() {
    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());
    StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();
    // Uncomment to see all the logs
    KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    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());
    // We need to fire all the rules in order to execute the activated rules
    ksession.fireAllRules();
    assertEquals(84, person.getScore());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
}

Example 15 with KnowledgeBuilder

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

the class NewCommonIntegrationPatternsTest method testSimpleDecisionWithReactiveRules.

@Test
public void testSimpleDecisionWithReactiveRules() throws InterruptedException {
    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);
    new Thread(new Runnable() {

        public void run() {
            ksession.fireUntilHalt();
        }
    }).start();
    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());
    ksession.fireAllRules();
    // We need to wait a little because we are in reactive mode
    Thread.sleep(1000);
    assertEquals(84, person.getScore());
    assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
}