Examples with Task org.jbpm.task.Task used on opensource projects

Example 1 with Task

use of org.jbpm.task.Task in project jBPM5-Developer-Guide by Salaboy.

the class PersistentProcessTest method processInstancesAndLocalHTPlusFailTest.

@Test
public void processInstancesAndLocalHTPlusFailTest() throws Exception {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(new ClassPathResource("process-async-interactions.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());
    Environment env = EnvironmentFactory.newEnvironment();
    EntityManagerFactory emf = Persistence.createEntityManagerFactory("org.jbpm.runtime.ht");
    env.set(EnvironmentName.ENTITY_MANAGER_FACTORY, emf);
    env.set(EnvironmentName.TRANSACTION_MANAGER, TransactionManagerServices.getTransactionManager());
    // Let's create a Persistence Knowledge Session
    System.out.println(" >>> Let's create a Persistent Knowledge Session");
    final StatefulKnowledgeSession ksession = JPAKnowledgeService.newStatefulKnowledgeSession(kbase, null, env);
    int sessionId = ksession.getId();
    assertNotNull(sessionId);
    assertTrue(sessionId != 0);
    // We need to register the WorkItems and Listeners that the session will use
    TaskService client = createTaskService(emf);
    LocalHTWorkItemHandler localHTWorkItemHandler = new LocalHTWorkItemHandler(client, ksession);
    MockFaultWorkItemHandler mockFaultWorkItemHandler = new MockFaultWorkItemHandler();
    ksession.getWorkItemManager().registerWorkItemHandler("Human Task", localHTWorkItemHandler);
    ksession.getWorkItemManager().registerWorkItemHandler("External Service Call", mockFaultWorkItemHandler);
    //KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    // Let's create a Process Instance
    Person person = new Person("Salaboy", 29);
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("person", person);
    //Each Command will generate an interaction
    System.out.println(">>> Let's Create Process Instance");
    ProcessInstance processInstance = ksession.createProcessInstance("com.salaboy.process.AsyncInteractions", params);
    System.out.println(">>> Let's Start the Process Instance");
    UserTransaction ut = (UserTransaction) new InitialContext().lookup("java:comp/UserTransaction");
    ut.begin();
    ksession.startProcessInstance(processInstance.getId());
    ut.commit();
    System.out.println(" >>> Looking for Salaboy's Tasks");
    List<TaskSummary> salaboysTasks = client.getTasksAssignedAsPotentialOwner("salaboy", "en-UK");
    assertTrue(salaboysTasks.size() == 1);
    TaskSummary salaboyTask = salaboysTasks.get(0);
    System.out.println(" >>> Starting Salaboy's Task");
    client.start(salaboyTask.getId(), "salaboy");
    System.out.println(" >>> Completing Salaboy's Task");
    ut.begin();
    try {
        client.complete(salaboyTask.getId(), "salaboy", null);
        ut.commit();
    } catch (WorkflowRuntimeException e) {
        System.out.println("Rolling back transaction" + e);
        ut.rollback();
    }
    System.out.println(" >>> Looking for Salaboy's Tasks");
    Task salaboysTask = client.getTask(salaboyTask.getId());
    assertNotNull(salaboysTask);
    assertEquals("InProgress", salaboysTask.getTaskData().getStatus().name());
    // We need to dispose the session, because the reference to this ksession object will no longer be valid
    //  because another thread could load the same session and execute a different command.
    System.out.println(" >>> Disposing Session");
    ksession.dispose();
}

Example 2 with Task

use of org.jbpm.task.Task in project jBPM5-Developer-Guide by Salaboy.

the class HumanTasksAndRulesTest method simpleTest.

@Test
public void simpleTest() throws InterruptedException {
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    //Adds resources to the builder
    kbuilder.add(new ClassPathResource("rules/SimpleRulesAndTask.drl"), ResourceType.DRL);
    KnowledgeBuilderErrors errors = kbuilder.getErrors();
    //Checks for errors
    if (errors.size() > 0) {
        for (KnowledgeBuilderError error : errors) {
            System.out.println(error.getMessage());
        }
        throw new IllegalStateException("Error building kbase!");
    }
    //Creates a new kbase and add all the packages from the builder
    KnowledgeBaseConfiguration kbaseConf = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();
    kbaseConf.setOption(EventProcessingOption.STREAM);
    KnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase(kbaseConf);
    kbase.addKnowledgePackages(kbuilder.getKnowledgePackages());
    KnowledgeSessionConfiguration ksessionConf = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();
    ksessionConf.setOption(ClockTypeOption.get("pseudo"));
    final StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession(ksessionConf, null);
    HornetQHTWorkItemHandler hornetQHTWorkItemHandler = new HornetQHTWorkItemHandler(ksession);
    ksession.getWorkItemManager().registerWorkItemHandler("Human Task", hornetQHTWorkItemHandler);
    KnowledgeRuntimeLoggerFactory.newConsoleLogger(ksession);
    //   ksession.addEventListener(new DebugAgendaEventListener());
    //Force Init
    TaskClientHelper.getInstance();
    Thread.sleep(3000);
    Task task = createTask();
    //        new Thread(new Runnable() {
    //
    //            public void run() {
    //                ksession.fireUntilHalt();
    //            }
    //        }).start();
    // Insert Tasks
    ksession.insert(task);
    // Insert Average
    ksession.insert(new Average(0.0));
    //Create and Insert Threshold
    Threshold avgThreshold = new Threshold("AverageThreshold", 2, -1);
    ksession.insert(avgThreshold);
    //Insert User
    ksession.insert(new User("salaboy"));
    clock = ksession.getSessionClock();
    System.out.println(">>> Time " + clock.getCurrentTime());
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(10.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(10.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(10.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(10.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(10.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    System.out.println(">>> Time " + clock.getCurrentTime());
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(10.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(10.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(10.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(10.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(10.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    System.out.println(">>> Time " + clock.getCurrentTime());
    org.drools.runtime.rule.QueryResults results = ksession.getQueryResults("getAverage", new Object[] {});
    for (QueryResultsRow row : results) {
        System.out.println(">>> Current Average: " + ((Average) row.get("$currentAverage")).getValue().toString());
        assertEquals("10.0", ((Average) row.get("$currentAverage")).getValue().toString());
    }
    Thread.sleep(3000);
    List<TaskSummary> tasks = TaskClientHelper.getInstance().getAssignedTasksByUser("salaboy");
    assertEquals(1, tasks.size());
    System.out.println(">>> Current Assigned Tasks: " + tasks.get(0).getName());
    System.out.println(">>> Time " + clock.getCurrentTime());
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(1.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(1.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(1.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(1.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(1.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    System.out.println(">>> Time " + clock.getCurrentTime());
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(1.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(1.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(1.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(1.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    ksession.getWorkingMemoryEntryPoint("water-events").insert(new WaterFlowingEvent(1.0));
    ksession.fireAllRules();
    clock.advanceTime(1000, TimeUnit.MILLISECONDS);
    System.out.println(">>> Time " + clock.getCurrentTime());
    results = ksession.getQueryResults("getAverage", new Object[] {});
    Thread.sleep(3000);
    for (QueryResultsRow row : results) {
        System.out.println(">>> Current Average: " + ((Average) row.get("$currentAverage")).getValue().toString());
        assertEquals("1.0", ((Average) row.get("$currentAverage")).getValue().toString());
    }
    Thread.sleep(3000);
    tasks = TaskClientHelper.getInstance().getAssignedTasksByUser("salaboy");
    assertEquals(0, tasks.size());
    System.out.println(">>> I don't have any task assigned now!");
    Thread.sleep(3000);
}

Example 3 with Task

use of org.jbpm.task.Task in project jBPM5-Developer-Guide by Salaboy.

the class HumanTasksAndRulesTest method createTask.

private Task createTask() {
    Map<String, Object> vars = new HashMap();
    Map<String, User> users = new HashMap<String, User>();
    for (String user : taskServerDaemon.getDefaultUsers()) {
        users.put(user, new User(user));
    }
    vars.put("users", users);
    vars.put("now", new Date());
    String str = "(with (new Task()) { priority = 55, taskData = (with( new TaskData()) { workItemId = 1 } ), ";
    str += "peopleAssignments = (with ( new PeopleAssignments() ) { potentialOwners = [users['salaboy']], recipients = [users['Administrator']] }),";
    str += "descriptions = [ new I18NText( 'en-UK', 'This is my description')], ";
    str += "subjects = [ new I18NText( 'en-UK', 'This is my subject')], ";
    str += "names = [ new I18NText( 'en-UK', 'This is my task name')] })";
    Task task = (Task) TaskServerDaemon.eval(new StringReader(str), vars);
    return task;
}

Example 4 with Task

use of org.jbpm.task.Task in project jBPM5-Developer-Guide by Salaboy.

the class TaskListJFrame method jButton3ActionPerformed.

//GEN-LAST:event_autoeventjCheckBoxActionPerformed
private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {
    //GEN-FIRST:event_jButton3ActionPerformed
    Map<String, Object> vars = new HashMap();
    Map<String, User> users = new HashMap<String, User>();
    for (String user : taskServerDaemon.getDefaultUsers()) {
        users.put(user, new User(user));
    }
    vars.put("users", users);
    vars.put("now", new Date());
    Task task = (Task) TaskServerDaemon.eval(new StringReader(taskDefinitionjTextArea.getText()), vars);
    ksession.insert(task);
}