Examples with ObjectValue org.camunda.bpm.engine.variable.value.ObjectValue used on opensource projects

Example 51 with ObjectValue

use of org.camunda.bpm.engine.variable.value.ObjectValue in project camunda-bpm-platform by camunda.

the class SignalEventTest method testSetSerializedVariableValues.

@Deployment(resources = "org/camunda/bpm/engine/test/bpmn/event/signal/SignalEventTest.signalStartEvent.bpmn20.xml")
@Test
public void testSetSerializedVariableValues() throws IOException, ClassNotFoundException {
    // when
    FailingJavaSerializable javaSerializable = new FailingJavaSerializable("foo");
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    new ObjectOutputStream(baos).writeObject(javaSerializable);
    String serializedObject = StringUtil.fromBytes(Base64.encodeBase64(baos.toByteArray()), engineRule.getProcessEngine());
    // then it is not possible to deserialize the object
    try {
        new ObjectInputStream(new ByteArrayInputStream(baos.toByteArray())).readObject();
    } catch (RuntimeException e) {
        testRule.assertTextPresent("Exception while deserializing object.", e.getMessage());
    }
    // but it can be set as a variable when delivering a message:
    runtimeService.signalEventReceived("alert", Variables.createVariables().putValueTyped("var", Variables.serializedObjectValue(serializedObject).objectTypeName(FailingJavaSerializable.class.getName()).serializationDataFormat(SerializationDataFormats.JAVA).create()));
    // then
    ProcessInstance startedInstance = runtimeService.createProcessInstanceQuery().singleResult();
    assertNotNull(startedInstance);
    ObjectValue variableTyped = runtimeService.getVariableTyped(startedInstance.getId(), "var", false);
    assertNotNull(variableTyped);
    assertFalse(variableTyped.isDeserialized());
    assertEquals(serializedObject, variableTyped.getValueSerialized());
    assertEquals(FailingJavaSerializable.class.getName(), variableTyped.getObjectTypeName());
    assertEquals(SerializationDataFormats.JAVA.getName(), variableTyped.getSerializationDataFormat());
}

Example 52 with ObjectValue

use of org.camunda.bpm.engine.variable.value.ObjectValue in project camunda-bpm-platform by camunda.

the class PaDataFormatConfiguratorTest method testExecutionVariableImplicitObjectValueUpdate.

/**
 * Tests that an implicit object value update happens in the context of the
 * process application.
 */
@Test
public void testExecutionVariableImplicitObjectValueUpdate() throws JsonProcessingException, IOException {
    // given a process instance and a task
    ProcessInstance pi = runtimeService.startProcessInstanceByKey("implicitProcessVariableUpdate");
    // when setting a variable such that the process-application-local dataformat applies
    // 10th of January 1970
    Date date = new Date(JsonSerializable.ONE_DAY_IN_MILLIS * 10);
    JsonSerializable jsonSerializable = new JsonSerializable(date);
    try {
        ProcessApplicationContext.setCurrentProcessApplication(ReferenceStoringProcessApplication.INSTANCE);
        runtimeService.setVariable(pi.getId(), ImplicitObjectValueUpdateHandler.VARIABLE_NAME, Variables.objectValue(jsonSerializable).serializationDataFormat(SerializationDataFormats.JSON).create());
    } finally {
        ProcessApplicationContext.clear();
    }
    // and triggering an implicit update of the object value variable
    Task task = taskService.createTaskQuery().processInstanceId(pi.getId()).singleResult();
    taskService.complete(task.getId());
    // then the process-application-local format was used for making the update
    ObjectValue objectValue = runtimeService.getVariableTyped(pi.getId(), ImplicitObjectValueUpdateHandler.VARIABLE_NAME, false);
    ImplicitObjectValueUpdateHandler.addADay(jsonSerializable);
    String serializedValue = objectValue.getValueSerialized();
    String expectedSerializedValue = jsonSerializable.toExpectedJsonString(JsonDataFormatConfigurator.DATE_FORMAT);
    ObjectMapper objectMapper = new ObjectMapper();
    JsonNode actualJsonTree = objectMapper.readTree(serializedValue);
    JsonNode expectedJsonTree = objectMapper.readTree(expectedSerializedValue);
    // JsonNode#equals makes a deep comparison
    Assert.assertEquals(expectedJsonTree, actualJsonTree);
    // and it is also correct in the history
    HistoricVariableInstance historicObjectValue = historyService.createHistoricVariableInstanceQuery().processInstanceId(pi.getId()).variableName(ImplicitObjectValueUpdateHandler.VARIABLE_NAME).disableCustomObjectDeserialization().singleResult();
    serializedValue = ((ObjectValue) historicObjectValue.getTypedValue()).getValueSerialized();
    actualJsonTree = objectMapper.readTree(serializedValue);
    Assert.assertEquals(expectedJsonTree, actualJsonTree);
}

Example 53 with ObjectValue

use of org.camunda.bpm.engine.variable.value.ObjectValue in project camunda-bpm-platform by camunda.

the class PaSpinSupportTest method spinCanBeUsedForVariableSerialization.

@Test
public void spinCanBeUsedForVariableSerialization() {
    ProcessInstance pi = runtimeService.startProcessInstanceByKey("testProcess", Variables.createVariables().putValue("serializedObject", serializedObjectValue("{\"foo\": \"bar\"}").serializationDataFormat("application/json").objectTypeName(HashMap.class.getName())));
    ObjectValue objectValue = runtimeService.getVariableTyped(pi.getId(), "serializedObject", true);
    HashMap<String, String> expected = new HashMap<String, String>();
    expected.put("foo", "bar");
    Assert.assertEquals(expected, objectValue.getValue());
}

Example 54 with ObjectValue

use of org.camunda.bpm.engine.variable.value.ObjectValue in project camunda-bpm-platform by camunda.

the class RuntimeServiceDelegate method execute.

public void execute(DelegateExecution execution) throws Exception {
    RuntimeService runtimeService = execution.getProcessEngineServices().getRuntimeService();
    ObjectValue jsonSerializeable = Variables.objectValue(createJsonSerializable()).serializationDataFormat(SerializationDataFormats.JSON).create();
    // this should be executed in the context of the current process application
    runtimeService.setVariable(execution.getProcessInstanceId(), VARIABLE_NAME, jsonSerializeable);
}

Example 55 with ObjectValue

use of org.camunda.bpm.engine.variable.value.ObjectValue in project camunda-bpm-platform by camunda.

the class FullHistoryTest method testDisableCustomObjectDeserialization.

@Test
public void testDisableCustomObjectDeserialization() {
    Task newTask = taskService.newTask();
    taskService.saveTask(newTask);
    Map<String, Object> variables = new HashMap<String, Object>();
    variables.put("customSerializable", new CustomSerializable());
    variables.put("failingSerializable", new FailingSerializable());
    taskService.setVariables(newTask.getId(), variables);
    List<HistoricDetail> results = historyService.createHistoricDetailQuery().disableBinaryFetching().disableCustomObjectDeserialization().variableUpdates().list();
    // both variables are not deserialized, but their serialized values are available
    assertEquals(2, results.size());
    for (HistoricDetail update : results) {
        HistoricVariableUpdate variableUpdate = (HistoricVariableUpdate) update;
        assertNull(variableUpdate.getErrorMessage());
        ObjectValue typedValue = (ObjectValue) variableUpdate.getTypedValue();
        assertNotNull(typedValue);
        assertFalse(typedValue.isDeserialized());
        // cannot access the deserialized value
        try {
            typedValue.getValue();
        } catch (IllegalStateException e) {
            Assert.assertThat(e.getMessage(), CoreMatchers.containsString("Object is not deserialized"));
        }
        assertNotNull(typedValue.getValueSerialized());
    }
    taskService.deleteTask(newTask.getId(), true);
}