Package org.camunda.bpm.engine.runtime

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

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    }
  }

  @Deployment(resources = ONE_TASK_PROCESS)
  public void testFailingDeserialization() {
    ProcessInstance instance = runtimeService.startProcessInstanceByKey("oneTaskProcess");

    FailingDeserializationBean failingBean = new FailingDeserializationBean("a String", 42, true);

    runtimeService.setVariable(instance.getId(), "simpleBean", objectValue(failingBean).serializationDataFormat(JSON_FORMAT_NAME));

    try {
      runtimeService.getVariable(instance.getId(), "simpleBean");
      fail("exception expected");
    }
    catch(ProcessEngineException e) {
      // happy path
    }

    try {
      runtimeService.getVariableTyped(instance.getId(), "simpleBean");
      fail("exception expected");
    }
    catch(ProcessEngineException e) {
      // happy path
    }

    // However, I can access the serialized value
    ObjectValue objectValue = runtimeService.getVariableTyped(instance.getId(), "simpleBean", false);
    assertFalse(objectValue.isDeserialized());
    assertNotNull(objectValue.getObjectTypeName());
    assertNotNull(objectValue.getValueSerialized());
    // but not the deserialized properties
    try {
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  }

  @Deployment(resources = ONE_TASK_PROCESS)
  public void testFailForNonExistingSerializationFormat() {
    ProcessInstance instance = runtimeService.startProcessInstanceByKey("oneTaskProcess");

    JsonSerializable jsonSerializable = new JsonSerializable();

    try {
      runtimeService.setVariable(instance.getId(), "simpleBean", objectValue(jsonSerializable).serializationDataFormat("non existing data format"));
      fail("Exception expected");
    } catch (ProcessEngineException e) {
      assertTextPresent("Cannot find serializer for value", e.getMessage());
      // happy path
    }
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    }
  }

  @Deployment(resources = ONE_TASK_PROCESS)
  public void testVariableValueCaching() {
    final ProcessInstance instance = runtimeService.startProcessInstanceByKey("oneTaskProcess");

    processEngineConfiguration.getCommandExecutorTxRequired().execute(new Command<Void>() {

      @Override
      public Void execute(CommandContext commandContext) {
        JsonSerializable bean = new JsonSerializable("a String", 42, true);
        runtimeService.setVariable(instance.getId(), "simpleBean", bean);

        Object returnedBean = runtimeService.getVariable(instance.getId(), "simpleBean");
        assertSame(bean, returnedBean);

        return null;
      }
    });
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    assertSame(returnedBean, theSameReturnedBean);
  }

  @Deployment(resources = ONE_TASK_PROCESS)
  public void testGetSerializedVariableValue() throws JSONException {
    ProcessInstance instance = runtimeService.startProcessInstanceByKey("oneTaskProcess");

    JsonSerializable bean = new JsonSerializable("a String", 42, true);
    runtimeService.setVariable(instance.getId(), "simpleBean", objectValue(bean).serializationDataFormat(JSON_FORMAT_NAME).create());

    ObjectValue typedValue = runtimeService.getVariableTyped(instance.getId(), "simpleBean", false);

    String serializedValue = typedValue.getValueSerialized();
    JSONAssert.assertEquals(bean.toExpectedJsonString(), serializedValue, true);
  }
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    JSONAssert.assertEquals(bean.toExpectedJsonString(), serializedValue, true);
  }

  @Deployment(resources = ONE_TASK_PROCESS)
  public void testSetSerializedVariableValue() throws JSONException {
    ProcessInstance instance = runtimeService.startProcessInstanceByKey("oneTaskProcess");
    JsonSerializable bean = new JsonSerializable("a String", 42, true);
    String beanAsJson = bean.toExpectedJsonString();

    SerializedObjectValueBuilder serializedValue = serializedObjectValue(beanAsJson)
      .serializationDataFormat(JSON_FORMAT_NAME)
      .objectTypeName(bean.getClass().getCanonicalName());

    runtimeService.setVariable(instance.getId(), "simpleBean", serializedValue);

    // java object can be retrieved
    JsonSerializable returnedBean = (JsonSerializable) runtimeService.getVariable(instance.getId(), "simpleBean");
    assertEquals(bean, returnedBean);

    // validate typed value metadata
    ObjectValue typedValue = runtimeService.getVariableTyped(instance.getId(), "simpleBean");
    assertEquals(bean, typedValue.getValue());
    assertEquals(JSON_FORMAT_NAME, typedValue.getSerializationDataFormat());
    assertEquals(bean.getClass().getCanonicalName(), typedValue.getObjectTypeName());
  }
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    assertEquals(bean.getClass().getCanonicalName(), typedValue.getObjectTypeName());
  }

  @Deployment(resources = ONE_TASK_PROCESS)
  public void testSetSerializedVariableValueNoTypeName() throws JSONException {
    ProcessInstance instance = runtimeService.startProcessInstanceByKey("oneTaskProcess");
    JsonSerializable bean = new JsonSerializable("a String", 42, true);
    String beanAsJson = bean.toExpectedJsonString();

    SerializedObjectValueBuilder serializedValue = serializedObjectValue(beanAsJson)
      .serializationDataFormat(JSON_FORMAT_NAME);
      // no type name

    try {
      runtimeService.setVariable(instance.getId(), "simpleBean", serializedValue);
      fail("Exception expected.");
    }
    catch(Exception e) {
      assertTextPresent("no 'objectTypeName' provided for non-null value", e.getMessage());
    }
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    }
  }

  @Deployment(resources = ONE_TASK_PROCESS)
  public void testSetSerializedVariableValueMismatchingTypeName() throws JSONException {
    ProcessInstance instance = runtimeService.startProcessInstanceByKey("oneTaskProcess");
    JsonSerializable bean = new JsonSerializable("a String", 42, true);
    String beanAsJson = bean.toExpectedJsonString();

    SerializedObjectValueBuilder serializedValue = serializedObjectValue(beanAsJson)
      .serializationDataFormat(JSON_FORMAT_NAME)
      .objectTypeName("Insensible type name."); // < not a valid type name

    runtimeService.setVariable(instance.getId(), "simpleBean", serializedValue);

    try {
      runtimeService.getVariable(instance.getId(), "simpleBean");
      fail("Exception expected.");
    }
    catch(Exception e) {
      // happy path
    }

    serializedValue = serializedObjectValue(beanAsJson)
      .serializationDataFormat(JSON_FORMAT_NAME)
      .objectTypeName(JsonSerializationTest.class.getName()); // < not the right type name

    runtimeService.setVariable(instance.getId(), "simpleBean", serializedValue);

    try {
      runtimeService.getVariable(instance.getId(), "simpleBean");
      fail("Exception expected.");
    }
    catch(Exception e) {
      // happy path
    }
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  }


  @Deployment(resources = ONE_TASK_PROCESS)
  public void testSetSerializedVariableValueNull() throws JSONException {
    ProcessInstance instance = runtimeService.startProcessInstanceByKey("oneTaskProcess");

    SerializedObjectValueBuilder serializedValue = serializedObjectValue()
      .serializationDataFormat(JSON_FORMAT_NAME)
      .objectTypeName(JsonSerializable.class.getCanonicalName());

    runtimeService.setVariable(instance.getId(), "simpleBean", serializedValue);

    // null can be retrieved
    JsonSerializable returnedBean = (JsonSerializable) runtimeService.getVariable(instance.getId(), "simpleBean");
    assertNull(returnedBean);

    // validate typed value metadata
    ObjectValue typedValue = runtimeService.getVariableTyped(instance.getId(), "simpleBean");
    assertNull(typedValue.getValue());
    assertNull(typedValue.getValueSerialized());
    assertEquals(JSON_FORMAT_NAME, typedValue.getSerializationDataFormat());
    assertEquals(JsonSerializable.class.getCanonicalName(), typedValue.getObjectTypeName());
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  }

  @Deployment(resources = ONE_TASK_PROCESS)
  public void testSetSerializedVariableValueNullNoTypeName() throws JSONException {
    ProcessInstance instance = runtimeService.startProcessInstanceByKey("oneTaskProcess");

    SerializedObjectValueBuilder serializedValue = serializedObjectValue()
      .serializationDataFormat(JSON_FORMAT_NAME);
    // no objectTypeName specified

    runtimeService.setVariable(instance.getId(), "simpleBean", serializedValue);

    // null can be retrieved
    JsonSerializable returnedBean = (JsonSerializable) runtimeService.getVariable(instance.getId(), "simpleBean");
    assertNull(returnedBean);

    // validate typed value metadata
    ObjectValue typedValue = runtimeService.getVariableTyped(instance.getId(), "simpleBean");
    assertNull(typedValue.getValue());
    assertNull(typedValue.getValueSerialized());
    assertEquals(JSON_FORMAT_NAME, typedValue.getSerializationDataFormat());
    assertNull(typedValue.getObjectTypeName());
  }
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  }

  @Deployment(resources = ONE_TASK_PROCESS)
  public void testSetJavaOjectNullDeserialized() throws Exception {

    ProcessInstance instance = runtimeService.startProcessInstanceByKey("oneTaskProcess");

    // set null value as "deserialized" object
    runtimeService.setVariable(instance.getId(), "nullObject",
        objectValue(null)
        .serializationDataFormat(JSON_FORMAT_NAME)
        .create());

    // get null value via untyped api
    assertNull(runtimeService.getVariable(instance.getId(), "nullObject"));

    // get null via typed api
    ObjectValue typedValue = runtimeService.getVariableTyped(instance.getId(), "nullObject");
    assertObjectValueDeserializedNull(typedValue);

  }
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  • org.camunda.bpm.engine.spring.test.jpa.JPASpringTest
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  • org.camunda.bpm.engine.test.api.form.FormPropertyDefaultValueTest
  • org.camunda.bpm.engine.test.api.form.FormServiceTest
  • org.camunda.bpm.engine.test.api.history.HistoryServiceTest
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