Package org.camunda.bpm.engine.runtime

Examples of org.camunda.bpm.engine.runtime.VariableInstanceQuery

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    Map<String, Object> variables = new HashMap<String, Object>();
    variables.put("serializableVar", serializable);
    ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("oneTaskProcess", variables);

    // when
    VariableInstanceQuery query = runtimeService.createVariableInstanceQuery().processInstanceIdIn(processInstance.getId());

    // then
    List<VariableInstance> result = query.list();
    assertFalse(result.isEmpty());
    assertEquals(1, result.size());

    VariableInstance instance = result.get(0);
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    assertNotNull(tree);
    assertEquals(5, tree.getChildActivityInstances().length);

    //when
    String activityInstanceId1 = tree.getChildActivityInstances()[0].getId();
    VariableInstanceQuery query1 = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(activityInstanceId1);

    String activityInstanceId2 = tree.getChildActivityInstances()[1].getId();
    VariableInstanceQuery query2 = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(activityInstanceId2);

    String activityInstanceId3 = tree.getChildActivityInstances()[2].getId();
    VariableInstanceQuery query3 = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(activityInstanceId3);

    String activityInstanceId4 = tree.getChildActivityInstances()[3].getId();
    VariableInstanceQuery query4 = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(activityInstanceId4);

    String activityInstanceId5 = tree.getChildActivityInstances()[4].getId();
    VariableInstanceQuery query5 = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(activityInstanceId5);

    // then
    checkVariables(query1.list());
    checkVariables(query2.list());
    checkVariables(query3.list());
    checkVariables(query4.list());
    checkVariables(query5.list());
  }
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    ActivityInstance tree = runtimeService.getActivityInstance(processInstance.getId());
    assertNotNull(tree);
    assertEquals(1, tree.getChildActivityInstances().length);

    // when
    VariableInstanceQuery query1 = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(tree.getId());

    // then
    VariableInstance processVariable = query1.singleResult();
    assertNotNull(processVariable);
    assertEquals("processVariable", processVariable.getName());
    assertEquals("aProcessVariable", processVariable.getValue());

    // when
    ActivityInstance subProcessActivityInstance = tree.getChildActivityInstances()[0];
    VariableInstanceQuery query2 = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(subProcessActivityInstance.getId());

    // then
    checkVariables(query2.list());

    // when setting a task local variable
    Task task = taskService.createTaskQuery().singleResult();
    taskService.setVariableLocal(task.getId(), "taskVariable", "taskVariableValue");

    ActivityInstance taskActivityInstance = subProcessActivityInstance.getChildActivityInstances()[0];
    VariableInstanceQuery query3 = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(taskActivityInstance.getId());

    // then
    VariableInstance taskVariable = query3.singleResult();
    assertNotNull(taskVariable);
    assertEquals("taskVariable", taskVariable.getName());
    assertEquals("taskVariableValue", taskVariable.getValue());
  }
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    ActivityInstance task1Instance = tree.getChildActivityInstances()[0];
    if (!task1Instance.getActivityId().equals("task1")) {
      task1Instance = tree.getChildActivityInstances()[1];
    }

    VariableInstanceQuery query = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(task1Instance.getId());
    VariableInstance localVariable = query.singleResult();
    assertNotNull(localVariable);
    assertEquals("aLocalVariable", localVariable.getName());
    assertEquals("aLocalValue", localVariable.getValue());

    Task task = taskService.createTaskQuery().executionId(execution.getId()).singleResult();
    taskService.complete(task.getId());

    tree = runtimeService.getActivityInstance(processInstance.getId());
    assertEquals(2, tree.getChildActivityInstances().length);
    ActivityInstance task3Instance = tree.getChildActivityInstances()[0];
    if (!task3Instance.getActivityId().equals("task3")) {
      task3Instance = tree.getChildActivityInstances()[1];
    }

    query = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(task3Instance.getId());
    localVariable = query.singleResult();
    assertNotNull(localVariable);
    assertEquals("aLocalVariable", localVariable.getName());
    assertEquals("aLocalValue", localVariable.getValue());
  }
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    if (!task1Instance.getActivityId().equals("UserTask_1")) {
      task1Instance = tree.getChildActivityInstances()[0];
    }

    // then the local variable has activity instance Id of the subprocess
    VariableInstanceQuery query = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(task1Instance.getId());
    VariableInstance localVariable = query.singleResult();
    assertNotNull(localVariable);
    assertEquals("aLocalVariable", localVariable.getName());
    assertEquals("aLocalValue", localVariable.getValue());

    // and the global variable has the activity instance Id of the process instance:
    query = runtimeService.createVariableInstanceQuery().activityInstanceIdIn(processInstance.getId());
    VariableInstance globalVariable = query.singleResult();
    assertNotNull(localVariable);
    assertEquals("processVariable", globalVariable.getName());
    assertEquals("aProcessVariable", globalVariable.getValue());

    taskService.complete(task.getId());
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    Task task = taskService.newTask();
    taskService.saveTask(task);
    taskService.setVariablesLocal(task.getId(), variables);

    // when binary fetching is enabled (default)
    VariableInstanceQuery query = runtimeService.createVariableInstanceQuery();

    // then value is fetched
    VariableInstance result = query.singleResult();
    assertNotNull(result.getValue());

    // when binary fetching is disabled
    query = runtimeService.createVariableInstanceQuery().disableBinaryFetching();

    // then value is not fetched
    result = query.singleResult();
    assertNull(result.getValue());

    // delete task
    taskService.deleteTask(task.getId(), true);
  }
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    Task task = taskService.newTask();
    taskService.saveTask(task);
    taskService.setVariablesLocal(task.getId(), variables);

    // when
    VariableInstanceQuery query =
        runtimeService.createVariableInstanceQuery().disableCustomObjectDeserialization();

    // then
    List<VariableInstance> results = query.list();

    // both variables are not deserialized, but their serialized values are available
    assertEquals(2, results.size());

    for (VariableInstance variableInstance : results) {
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    Task task = taskService.newTask();
    taskService.saveTask(task);
    taskService.setVariablesLocal(task.getId(), variables);

    // when
    VariableInstanceQuery query = runtimeService.createVariableInstanceQuery();

    // then
    List<VariableInstance> results = query.list();

    // both variables are fetched
    assertEquals(2, results.size());

    for (VariableInstance variableInstance : results) {
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    CaseInstance instance = caseService
      .withCaseDefinitionByKey("oneTaskCase")
      .setVariable("aVariableName", "abc")
      .create();

    VariableInstanceQuery query = runtimeService.createVariableInstanceQuery();

    query
      .caseExecutionIdIn(instance.getId());

    VariableInstance result = query.singleResult();

    assertNotNull(result);

    assertEquals("aVariableName", result.getName());
    assertEquals("abc", result.getValue());
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    CaseInstance instance2 = caseService
        .withCaseDefinitionByKey("oneTaskCase")
        .setVariable("anotherVariableName", "xyz")
        .create();

    VariableInstanceQuery query = runtimeService.createVariableInstanceQuery();

    query
      .caseExecutionIdIn(instance1.getId(), instance2.getId())
      .orderByVariableName()
      .asc();

    List<VariableInstance> result = query.list();

    assertEquals(2, result.size());

    for (VariableInstance variableInstance : result) {
      if (variableInstance.getName().equals("aVariableName")) {
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Related Classes of org.camunda.bpm.engine.runtime.VariableInstanceQuery

  • org.camunda.bpm.engine.rest.AbstractProcessEngineRestServiceTest
  • org.camunda.bpm.engine.rest.AbstractVariableInstanceRestServiceQueryTest
  • org.camunda.bpm.engine.rest.impl.VariableInstanceRestServiceImpl
  • org.camunda.bpm.engine.rest.sub.runtime.impl.VariableInstanceResourceImpl
  • org.camunda.bpm.engine.test.api.cmmn.CaseServiceCaseInstanceTest
  • org.camunda.bpm.engine.test.api.runtime.VariableInstanceQueryTest
  • org.camunda.bpm.engine.test.cmmn.listener.CaseExecutionListenerTest
  • org.camunda.bpm.engine.test.cmmn.listener.CaseInstanceListenerTest
  • org.camunda.bpm.engine.test.examples.variables.VariablesTest
  • org.camunda.bpm.engine.test.task.TaskListenerTest
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