Examples with LockedExternalTask org.camunda.bpm.engine.externaltask.LockedExternalTask used on opensource projects

Example 16 with LockedExternalTask

use of org.camunda.bpm.engine.externaltask.LockedExternalTask in project camunda-bpm-platform by camunda.

the class ExternalTaskServiceTest method testHandleBpmnErrorSuspendedTask.

@Deployment(resources = "org/camunda/bpm/engine/test/api/externaltask/oneExternalTaskProcess.bpmn20.xml")
public void testHandleBpmnErrorSuspendedTask() {
    // given
    ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("oneExternalTaskProcess");
    List<LockedExternalTask> externalTasks = externalTaskService.fetchAndLock(5, WORKER_ID).topic(TOPIC_NAME, LOCK_TIME).execute();
    LockedExternalTask task = externalTasks.get(0);
    // when suspending the process instance
    runtimeService.suspendProcessInstanceById(processInstance.getId());
    // then the external task cannot be completed
    try {
        externalTaskService.handleBpmnError(task.getId(), WORKER_ID, "ERROR-OCCURED");
        fail("expected exception");
    } catch (ProcessEngineException e) {
        assertTextPresent("ExternalTask with id '" + task.getId() + "' is suspended", e.getMessage());
    }
}

Example 17 with LockedExternalTask

use of org.camunda.bpm.engine.externaltask.LockedExternalTask in project camunda-bpm-platform by camunda.

the class ExternalTaskServiceTest method testCompleteWithNonLocalVariables.

public void testCompleteWithNonLocalVariables() {
    // given
    BpmnModelInstance instance = Bpmn.createExecutableProcess("Process").startEvent().serviceTask("externalTask").camundaType("external").camundaTopic("foo").camundaTaskPriority("100").camundaExecutionListenerClass(ExecutionListener.EVENTNAME_END, ReadLocalVariableListenerImpl.class).userTask("user").endEvent().done();
    deployment(instance);
    ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("Process");
    List<LockedExternalTask> lockedTasks = externalTaskService.fetchAndLock(1, WORKER_ID).topic("foo", 1L).execute();
    // when
    externalTaskService.complete(lockedTasks.get(0).getId(), WORKER_ID, Variables.createVariables().putValue("abc", "bar"), null);
    // then
    VariableInstance variableInstance = runtimeService.createVariableInstanceQuery().processInstanceIdIn(processInstance.getId()).singleResult();
    assertNotNull(variableInstance);
    assertEquals("bar", variableInstance.getValue());
    assertEquals("abc", variableInstance.getName());
}

Example 18 with LockedExternalTask

use of org.camunda.bpm.engine.externaltask.LockedExternalTask in project camunda-bpm-platform by camunda.

the class ExternalTaskServiceTest method testHandleFailureNullErrorMessage.

@Deployment(resources = "org/camunda/bpm/engine/test/api/externaltask/oneExternalTaskProcess.bpmn20.xml")
public void testHandleFailureNullErrorMessage() {
    // given
    runtimeService.startProcessInstanceByKey("oneExternalTaskProcess");
    List<LockedExternalTask> externalTasks = externalTaskService.fetchAndLock(1, WORKER_ID).topic(TOPIC_NAME, LOCK_TIME).execute();
    // when
    externalTaskService.handleFailure(externalTasks.get(0).getId(), WORKER_ID, null, 5, LOCK_TIME);
    // then the failure was reported successfully and the error message is null
    ExternalTask task = externalTaskService.createExternalTaskQuery().singleResult();
    assertEquals(5, (int) task.getRetries());
    assertNull(task.getErrorMessage());
    assertNull(externalTaskService.getExternalTaskErrorDetails(task.getId()));
}

Example 19 with LockedExternalTask

use of org.camunda.bpm.engine.externaltask.LockedExternalTask in project camunda-bpm-platform by camunda.

the class ExternalTaskServiceTest method testLocking.

@Deployment(resources = "org/camunda/bpm/engine/test/api/externaltask/oneExternalTaskProcess.bpmn20.xml")
public void testLocking() {
    // given
    runtimeService.startProcessInstanceByKey("oneExternalTaskProcess");
    // when
    List<LockedExternalTask> externalTasks = externalTaskService.fetchAndLock(1, WORKER_ID).topic(TOPIC_NAME, LOCK_TIME).execute();
    // then the task is locked
    assertEquals(1, externalTasks.size());
    LockedExternalTask task = externalTasks.get(0);
    AssertUtil.assertEqualsSecondPrecision(nowPlus(LOCK_TIME), task.getLockExpirationTime());
    // and cannot be retrieved by another query
    externalTasks = externalTaskService.fetchAndLock(1, WORKER_ID).topic(TOPIC_NAME, LOCK_TIME).execute();
    assertEquals(0, externalTasks.size());
    // unless the expiration time expires
    ClockUtil.setCurrentTime(new DateTime(ClockUtil.getCurrentTime()).plus(LOCK_TIME * 2).toDate());
    externalTasks = externalTaskService.fetchAndLock(1, WORKER_ID).topic(TOPIC_NAME, LOCK_TIME).execute();
    assertEquals(1, externalTasks.size());
}

Example 20 with LockedExternalTask

use of org.camunda.bpm.engine.externaltask.LockedExternalTask in project camunda-bpm-platform by camunda.

the class ExternalTaskServiceTest method testHandleFailureWithErrorDetails.

@Deployment(resources = "org/camunda/bpm/engine/test/api/externaltask/oneExternalTaskProcess.bpmn20.xml")
public void testHandleFailureWithErrorDetails() {
    // given
    runtimeService.startProcessInstanceByKey("oneExternalTaskProcess");
    List<LockedExternalTask> tasks = externalTaskService.fetchAndLock(5, WORKER_ID).topic(TOPIC_NAME, LOCK_TIME).execute();
    LockedExternalTask task = tasks.get(0);
    // when submitting a failure (after a simulated processing time of three seconds)
    ClockUtil.setCurrentTime(nowPlus(3000L));
    String errorMessage;
    String exceptionStackTrace;
    try {
        RuntimeSqlException cause = new RuntimeSqlException("test cause");
        for (int i = 0; i < 10; i++) {
            cause = new RuntimeSqlException(cause);
        }
        throw cause;
    } catch (RuntimeException e) {
        exceptionStackTrace = ExceptionUtils.getStackTrace(e);
        errorMessage = e.getMessage();
        while (errorMessage.length() < 1000) {
            errorMessage = errorMessage + ":" + e.getMessage();
        }
    }
    Assert.assertThat(exceptionStackTrace, is(notNullValue()));
    // make sure that stack trace is longer then errorMessage DB field length
    Assert.assertThat(exceptionStackTrace.length(), is(greaterThan(4000)));
    externalTaskService.handleFailure(task.getId(), WORKER_ID, errorMessage, exceptionStackTrace, 5, 3000L);
    ClockUtil.setCurrentTime(nowPlus(4000L));
    tasks = externalTaskService.fetchAndLock(5, WORKER_ID).topic(TOPIC_NAME, LOCK_TIME).execute();
    Assert.assertThat(tasks.size(), is(1));
    // verify that exception is accessible properly
    task = tasks.get(0);
    Assert.assertThat(task.getErrorMessage(), is(errorMessage.substring(0, 666)));
    Assert.assertThat(task.getRetries(), is(5));
    Assert.assertThat(externalTaskService.getExternalTaskErrorDetails(task.getId()), is(exceptionStackTrace));
    Assert.assertThat(task.getErrorDetails(), is(exceptionStackTrace));
}