Examples with ProcessInstance org.drools.runtime.process.ProcessInstance used on opensource projects

Example 21 with ProcessInstance

use of org.drools.runtime.process.ProcessInstance 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 22 with ProcessInstance

use of org.drools.runtime.process.ProcessInstance in project jBPM5-Developer-Guide by Salaboy.

the class ProcessAndEventIntegrationTest method processEventsWithListenerTest.

@Test
public void processEventsWithListenerTest() throws InterruptedException {
    // Let's create a kbuilder, kbase and ksession for running the process
    final StatefulKnowledgeSession processKsession = createProcessSession();
    // Let's create a kbuilder, kbase and ksession for analyzing the process events
    final StatefulKnowledgeSession eventsKsession = createEventsSession();
    final TaskSpeed taskSpeed = new TaskSpeed(1000L);
    eventsKsession.setGlobal("taskSpeed", taskSpeed);
    processKsession.getWorkItemManager().registerWorkItemHandler("Human Task", new WorkItemHandler() {

        public void executeWorkItem(WorkItem wi, WorkItemManager wim) {
            try {
                System.out.println(" >>> Working on Task! it will take: " + taskSpeed.getAmount() / 1000 + " seconds.");
                Thread.sleep(taskSpeed.getAmount());
            } catch (InterruptedException ex) {
                Logger.getLogger(ProcessAndEventIntegrationTest.class.getName()).log(Level.SEVERE, null, ex);
            }
            System.out.println(" >>> Completing Task! -> " + wi.getName() + " - id: " + wi.getId());
            wim.completeWorkItem(wi.getId(), null);
        }

        public void abortWorkItem(WorkItem wi, WorkItemManager wim) {
        // do nothing
        }
    });
    processKsession.addEventListener(new DefaultProcessEventListener() {

        @Override
        public void beforeProcessStarted(ProcessStartedEvent event) {
            System.out.println(" >>> Before Process Started: " + event.getProcessInstance().getProcessName());
            eventsKsession.insert(event);
        }

        @Override
        public void afterProcessCompleted(ProcessCompletedEvent event) {
            System.out.println(" >>> After Process Completed: " + event.getProcessInstance().getProcessName());
            eventsKsession.insert(event);
        }

        @Override
        public void beforeNodeLeft(org.drools.event.process.ProcessNodeLeftEvent event) {
            System.out.println(" >>> Before Node Left: " + event.getNodeInstance().getNodeName());
            eventsKsession.insert(event);
        }
    });
    for (int i = 0; i < 20; i++) {
        final int id = i;
        Person person = new Person("Salaboy-" + id, id);
        Map<String, Object> params = new HashMap<String, Object>();
        params.put("person", person);
        ProcessInstance processInstance = processKsession.createProcessInstance("com.salaboy.process.SimpleProcess", params);
        assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
        FactHandle processtHandle = processKsession.insert(processInstance);
        System.out.println("Starting Process Instance: " + processInstance.getId());
        processKsession.startProcessInstance(processInstance.getId());
        assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
        processKsession.retract(processtHandle);
    }
}

Example 23 with ProcessInstance

use of org.drools.runtime.process.ProcessInstance in project jBPM5-Developer-Guide by Salaboy.

the class ProcessAndEventMultiThreadIntegrationTest method processEventsWithListenerTest.

@Test
public void processEventsWithListenerTest() throws InterruptedException {
    // Let's create a kbuilder, kbase and ksession for running the process
    final StatefulKnowledgeSession processKsession = createProcessSession();
    // Let's create a kbuilder, kbase and ksession for analyzing the process events
    final StatefulKnowledgeSession eventsKsession = createEventsSession();
    final TaskSpeed taskSpeed = new TaskSpeed(1000L);
    eventsKsession.setGlobal("taskSpeed", taskSpeed);
    processKsession.getWorkItemManager().registerWorkItemHandler("Human Task", new WorkItemHandler() {

        public void executeWorkItem(WorkItem wi, WorkItemManager wim) {
            try {
                System.out.println(" >>> Working on Task! it will take: " + taskSpeed.getAmount() / 1000 + " seconds.");
                Thread.sleep(taskSpeed.getAmount());
            } catch (InterruptedException ex) {
                Logger.getLogger(ProcessAndEventMultiThreadIntegrationTest.class.getName()).log(Level.SEVERE, null, ex);
            }
            System.out.println(" >>> Completing Task! -> " + wi.getName() + " - id: " + wi.getId());
            wim.completeWorkItem(wi.getId(), null);
        }

        public void abortWorkItem(WorkItem wi, WorkItemManager wim) {
        // do nothing
        }
    });
    ((StatefulKnowledgeSessionImpl) processKsession).addEventListener(new DefaultProcessEventListener() {

        @Override
        public void beforeProcessStarted(ProcessStartedEvent event) {
            System.out.println(" >>> Before Process Started: " + event.getProcessInstance().getProcessName());
            eventsKsession.insert(event);
        }

        @Override
        public void afterProcessCompleted(ProcessCompletedEvent event) {
            System.out.println(" >>> After Process Completed: " + event.getProcessInstance().getProcessName());
            eventsKsession.insert(event);
        }

        @Override
        public void beforeNodeLeft(org.drools.event.process.ProcessNodeLeftEvent event) {
            System.out.println(" >>> Before Node Left: " + event.getNodeInstance().getNodeName());
            eventsKsession.insert(event);
        }
    });
    for (int i = 0; i < 5; i++) {
        for (int j = 0; j < 5; j++) {
            final int id1 = i;
            final int id2 = j;
            new Thread(new Runnable() {

                public void run() {
                    Person person = new Person("Salaboy-" + id1 + "_" + id2, id2);
                    Map<String, Object> params = new HashMap<String, Object>();
                    params.put("person", person);
                    ProcessInstance processInstance = processKsession.createProcessInstance("com.salaboy.process.SimpleProcess", params);
                    assertEquals(processInstance.getState(), ProcessInstance.STATE_PENDING);
                    FactHandle processtHandle = processKsession.insert(processInstance);
                    System.out.println("Starting Process Instance: " + processInstance.getId());
                    processKsession.startProcessInstance(processInstance.getId());
                    assertEquals(processInstance.getState(), ProcessInstance.STATE_COMPLETED);
                    processKsession.retract(processtHandle);
                }
            }).start();
        }
        Thread.sleep(3000);
    }
}