Package org.camunda.bpm.engine.task

Examples of org.camunda.bpm.engine.task.TaskQuery

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  @Deployment(resources="org/camunda/bpm/engine/test/bpmn/subprocess/InterruptingEventSubProcessTest.testCancelEventSubscriptions.bpmn")
  public void testCancelEventSubscriptionsWhenReceivingASignal() {
    ProcessInstance pi = runtimeService.startProcessInstanceByKey("process");

    TaskQuery taskQuery = taskService.createTaskQuery();
    EventSubscriptionQuery eventSubscriptionQuery = runtimeService.createEventSubscriptionQuery();

    Task task = taskQuery.singleResult();
    assertNotNull(task);
    assertEquals("taskBeforeInterruptingEventSuprocess", task.getTaskDefinitionKey());

    List<EventSubscription> eventSubscriptions = eventSubscriptionQuery.list();
    assertEquals(2, eventSubscriptions.size());

    runtimeService.signalEventReceived("newSignal", pi.getId());

    task = taskQuery.singleResult();
    assertNotNull(task);
    assertEquals("tastAfterSignalStartEvent", task.getTaskDefinitionKey());

    assertEquals(0, eventSubscriptionQuery.count());
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  @Deployment
  public void testCancelTimer() {
    ProcessInstance pi = runtimeService.startProcessInstanceByKey("process");

    TaskQuery taskQuery = taskService.createTaskQuery();
    JobQuery jobQuery = managementService.createJobQuery().timers();

    Task task = taskQuery.singleResult();
    assertNotNull(task);
    assertEquals("taskBeforeInterruptingEventSuprocess", task.getTaskDefinitionKey());

    Job timer = jobQuery.singleResult();
    assertNotNull(timer);

    runtimeService.messageEventReceived("newMessage", pi.getId());

    task = taskQuery.singleResult();
    assertNotNull(task);
    assertEquals("taskAfterMessageStartEvent", task.getTaskDefinitionKey());

    assertEquals(0, jobQuery.count());
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  @Deployment
  public void testKeepCompensation() {
    ProcessInstance pi = runtimeService.startProcessInstanceByKey("process");

    TaskQuery taskQuery = taskService.createTaskQuery();
    EventSubscriptionQuery eventSubscriptionQuery = runtimeService.createEventSubscriptionQuery();

    Task task = taskQuery.singleResult();
    assertNotNull(task);
    assertEquals("taskBeforeInterruptingEventSuprocess", task.getTaskDefinitionKey());

    List<EventSubscription> eventSubscriptions = eventSubscriptionQuery.list();
    assertEquals(2, eventSubscriptions.size());

    runtimeService.messageEventReceived("newMessage", pi.getId());

    task = taskQuery.singleResult();
    assertNotNull(task);
    assertEquals("taskAfterMessageStartEvent", task.getTaskDefinitionKey());

    assertEquals(1, eventSubscriptionQuery.count());
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  @Deployment
  public void testNestedForkJoin() {
   String pid = runtimeService.startProcessInstanceByKey("nestedForkJoin").getId();

   // After process startm, only task 0 should be active
   TaskQuery query = taskService.createTaskQuery().orderByTaskName().asc();
   List<Task> tasks = query.list();
   assertEquals(1, tasks.size());
   assertEquals("Task 0", tasks.get(0).getName());
   assertEquals(1, runtimeService.getActivityInstance(pid).getChildActivityInstances().length);

   // Completing task 0 will create Task A and B
   taskService.complete(tasks.get(0).getId());
   tasks = query.list();
   assertEquals(2, tasks.size());
   assertEquals("Task A", tasks.get(0).getName());
   assertEquals("Task B", tasks.get(1).getName());
   assertEquals(2, runtimeService.getActivityInstance(pid).getChildActivityInstances().length);

   // Completing task A should not trigger any new tasks
   taskService.complete(tasks.get(0).getId());
   tasks = query.list();
   assertEquals(1, tasks.size());
   assertEquals("Task B", tasks.get(0).getName());
   assertEquals(2, runtimeService.getActivityInstance(pid).getChildActivityInstances().length);

   // Completing task B creates tasks B1 and B2
   taskService.complete(tasks.get(0).getId());
   tasks = query.list();
   assertEquals(2, tasks.size());
   assertEquals("Task B1", tasks.get(0).getName());
   assertEquals("Task B2", tasks.get(1).getName());
   assertEquals(3, runtimeService.getActivityInstance(pid).getChildActivityInstances().length);

   // Completing B1 and B2 will activate both joins, and process reaches task C
   taskService.complete(tasks.get(0).getId());
   taskService.complete(tasks.get(1).getId());
   tasks = query.list();
   assertEquals(1, tasks.size());
   assertEquals("Task C", tasks.get(0).getName());
   assertEquals(1, runtimeService.getActivityInstance(pid).getChildActivityInstances().length);
  }
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    assertEquals(2, managementService.createJobQuery().active().count());

    executeAvailableJobs();

    // if the waiting job is executed there should be 2 user tasks
    TaskQuery taskQuery = taskService.createTaskQuery();
    assertEquals(2, taskQuery.active().count());

    // finish tasks
    List<Task> tasks = taskQuery.active().list();
    for(Task task : tasks) {
      taskService.complete(task.getId());
    }

    assertProcessEnded(pi.getProcessInstanceId());
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    assertEquals(1, managementService.createJobQuery().active().count());

    executeAvailableJobs();

    // if the waiting job is executed there should be 2 user tasks
    TaskQuery taskQuery = taskService.createTaskQuery();
    assertEquals(1, taskQuery.active().count());

    // finish tasks
    List<Task> tasks = taskQuery.active().list();
    for(Task task : tasks) {
      taskService.complete(task.getId());
    }

    assertProcessEnded(pi.getProcessInstanceId());
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  @Deployment
  public void testReceyclingExecutionWithCallActivity() {
    String processInstanceId = runtimeService.startProcessInstanceByKey("parent-process").getId();

    // After process start we have two tasks, one from the parent and one from the sub process
    TaskQuery query = taskService.createTaskQuery().orderByTaskName().asc();
    List<Task> tasks = query.list();
    assertEquals(2, tasks.size());
    assertEquals("Another task", tasks.get(0).getName());
    assertEquals("Some Task", tasks.get(1).getName());

    // we complete the task from the parent process, the root execution is receycled, the task in the sub process is still there
    taskService.complete(tasks.get(1).getId());
    tasks = query.list();
    assertEquals(1, tasks.size());
    assertEquals("Another task", tasks.get(0).getName());

    // we end the task in the sub process and the sub process instance end is propagated to the parent process
    taskService.complete(tasks.get(0).getId());
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  @Deployment
  public void IGNORE_testSimpleSubProcessWithConcurrentTimer() {

    // After staring the process, the task in the subprocess should be active
    ProcessInstance pi = runtimeService.startProcessInstanceByKey("simpleSubProcessWithConcurrentTimer");
    TaskQuery taskQuery = taskService
      .createTaskQuery()
      .processInstanceId(pi.getId())
      .orderByTaskName()
      .asc();

    Task subProcessTask = taskQuery.singleResult();
    assertEquals("Task in subprocess", subProcessTask.getName());

    // When the timer is fired (after 2 hours), two concurrent paths should be created
    Job job = managementService.createJobQuery().singleResult();
    managementService.executeJob(job.getId());

    List<Task> tasksAfterTimer = taskQuery.list();
    assertEquals(2, tasksAfterTimer.size());
    Task taskAfterTimer1 = tasksAfterTimer.get(0);
    Task taskAfterTimer2 = tasksAfterTimer.get(1);
    assertEquals("Task after timer 1", taskAfterTimer1.getName());
    assertEquals("Task after timer 2", taskAfterTimer2.getName());
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  }

  @Deployment
  public void testTwoSubProcessInParallel() {
    ProcessInstance pi = runtimeService.startProcessInstanceByKey("twoSubProcessInParallel");
    TaskQuery taskQuery = taskService
      .createTaskQuery()
      .processInstanceId(pi.getId())
      .orderByTaskName()
      .asc();
    List<Task> tasks = taskQuery.list();

    // After process start, both tasks in the subprocesses should be active
    assertEquals("Task in subprocess A", tasks.get(0).getName());
    assertEquals("Task in subprocess B", tasks.get(1).getName());

    // validate activity instance tree
    ActivityInstance rootActivityInstance = runtimeService.getActivityInstance(pi.getProcessInstanceId());
    assertEquals(pi.getProcessDefinitionId(), rootActivityInstance.getActivityId());
    assertEquals(2, rootActivityInstance.getChildActivityInstances().length);
    ActivityInstance[] childActivityInstances = rootActivityInstance.getChildActivityInstances();
    for (ActivityInstance activityInstance : childActivityInstances) {
      assertTrue(Arrays.asList(new String[]{"subProcessA", "subProcessB"}).contains(activityInstance.getActivityId()));
      ActivityInstance[] subProcessChildren = activityInstance.getChildActivityInstances();
      assertEquals(1, subProcessChildren.length);
      assertTrue(Arrays.asList(new String[]{"subProcessATask", "subProcessBTask"}).contains(subProcessChildren[0].getActivityId()));
    }

    // Completing both tasks should active the tasks outside the subprocesses
    taskService.complete(tasks.get(0).getId());

    tasks = taskQuery.list();
    assertEquals("Task after subprocess A", tasks.get(0).getName());
    assertEquals("Task in subprocess B", tasks.get(1).getName());

    taskService.complete(tasks.get(1).getId());

    tasks = taskQuery.list();

    assertEquals("Task after subprocess A", tasks.get(0).getName());
    assertEquals("Task after subprocess B", tasks.get(1).getName());

    // Completing these tasks should end the process
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  }

  @Deployment
  public void testTwoSubProcessInParallelWithinSubProcess() {
    ProcessInstance pi = runtimeService.startProcessInstanceByKey("twoSubProcessInParallelWithinSubProcess");
    TaskQuery taskQuery = taskService
      .createTaskQuery()
      .processInstanceId(pi.getId())
      .orderByTaskName()
      .asc();
    List<Task> tasks = taskQuery.list();

    // After process start, both tasks in the subprocesses should be active
    Task taskA = tasks.get(0);
    Task taskB = tasks.get(1);
    assertEquals("Task in subprocess A", taskA.getName());
    assertEquals("Task in subprocess B", taskB.getName());

    // validate activity instance tree
    ActivityInstance rootActivityInstance = runtimeService.getActivityInstance(pi.getProcessInstanceId());
    assertEquals(pi.getProcessDefinitionId(), rootActivityInstance.getActivityId());
    assertEquals(1, rootActivityInstance.getChildActivityInstances().length);
    ActivityInstance outerSubProcessInstance = rootActivityInstance.getChildActivityInstances()[0];
    assertEquals("outerSubProcess", outerSubProcessInstance.getActivityId());
    ActivityInstance[] childActivityInstances = outerSubProcessInstance.getChildActivityInstances();
    for (ActivityInstance activityInstance : childActivityInstances) {
      assertTrue(Arrays.asList(new String[]{"subProcessA", "subProcessB"}).contains(activityInstance.getActivityId()));
      ActivityInstance[] subProcessChildren = activityInstance.getChildActivityInstances();
      assertEquals(1, subProcessChildren.length);
      assertTrue(Arrays.asList(new String[]{"subProcessATask", "subProcessBTask"}).contains(subProcessChildren[0].getActivityId()));
    }

    // Completing both tasks should active the tasks outside the subprocesses
    taskService.complete(taskA.getId());
    taskService.complete(taskB.getId());

    Task taskAfterSubProcess = taskQuery.singleResult();
    assertEquals("Task after subprocess", taskAfterSubProcess.getName());

    // Completing this task should end the process
    taskService.complete(taskAfterSubProcess.getId());
    assertProcessEnded(pi.getId());
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