How to use

ServiceTaskHandler

in

org.jbpm.bpmn2.handler

@Test
public void testServiceTask() throws Exception {
  KieBase kbase = createKnowledgeBase("BPMN2-ServiceProcess.bpmn2");
  KieSession ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task", new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "john");
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession.startProcess("ServiceProcess", params);
  assertProcessInstanceCompleted(processInstance.getId(), ksession);
  assertThat(processInstance.getVariable("s")).isEqualTo("Hello john!");
}

  } catch (ClassNotFoundException cnfe) {
    if(serv.compareTo(services[services.length - 1]) == 0) {
      handleException(cnfe, service, interfaceImplementationRef, operation, parameterType, parameter);
  manager.completeWorkItem(workItem.getId(), results);
} catch (ClassNotFoundException cnfe) {
  handleException(cnfe, service, interfaceImplementationRef, operation, parameterType, parameter);
} catch (InstantiationException ie) {
  handleException(ie, service, interfaceImplementationRef, operation, parameterType, parameter);
} catch (IllegalAccessException iae) {
  handleException(iae, service, interfaceImplementationRef, operation, parameterType, parameter);
} catch (NoSuchMethodException nsme) {
  handleException(nsme, service, interfaceImplementationRef, operation, parameterType, parameter);
} catch (InvocationTargetException ite) {
  handleException(ite, service, interfaceImplementationRef, operation, parameterType, parameter);
} catch( Throwable cause ) { 
  handleException(cause, service, interfaceImplementationRef, operation, parameterType, parameter);

@Test
public void testServiceTaskWithMvelCollectionTransformation() throws Exception {
  KieBase kbase = createKnowledgeBaseWithoutDumper("BPMN2-ServiceProcessWithMvelCollectionTransformation.bpmn2");
  ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
      new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "john,poul,mary");
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession
      .startProcess("ServiceProcess", params);
  assertProcessInstanceFinished(processInstance, ksession);
  @SuppressWarnings("unchecked")
  List<String> result = (List<String>)processInstance.getVariable("list");
  assertEquals(3, result.size());
}

  } catch (ClassNotFoundException cnfe) {
    if(serv.compareTo(services[services.length - 1]) == 0) {
      handleException(cnfe, service, interfaceImplementationRef, operation, parameterType, parameter);
  manager.completeWorkItem(workItem.getId(), results);
} catch (ClassNotFoundException cnfe) {
  handleException(cnfe, service, interfaceImplementationRef, operation, parameterType, parameter);
} catch (InstantiationException ie) {
  handleException(ie, service, interfaceImplementationRef, operation, parameterType, parameter);
} catch (IllegalAccessException iae) {
  handleException(iae, service, interfaceImplementationRef, operation, parameterType, parameter);
} catch (NoSuchMethodException nsme) {
  handleException(nsme, service, interfaceImplementationRef, operation, parameterType, parameter);
} catch (InvocationTargetException ite) {
  handleException(ite, service, interfaceImplementationRef, operation, parameterType, parameter);
} catch( Throwable cause ) { 
  handleException(cause, service, interfaceImplementationRef, operation, parameterType, parameter);

@Test
public void testServiceTask() throws Exception {
  KieBase kbase = createKnowledgeBase("BPMN2-ServiceProcess.bpmn2");
  ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
      new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "john");
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession
      .startProcess("ServiceProcess", params);
  assertProcessInstanceFinished(processInstance, ksession);
  assertEquals("Hello john!", processInstance.getVariable("s"));
}

@Test
public void testServiceTaskWithTransformation() throws Exception {
  KieBase kbase = createKnowledgeBaseWithoutDumper("BPMN2-ServiceProcessWithTransformation.bpmn2");
  ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
      new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "JoHn");
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession
      .startProcess("ServiceProcess", params);
  assertProcessInstanceFinished(processInstance, ksession);
  assertEquals("hello john!", processInstance.getVariable("s"));
}

@Test
public void testServiceTaskWithMvelTransformation() throws Exception {
  KieBase kbase = createKnowledgeBaseWithoutDumper("BPMN2-ServiceProcessWithMvelTransformation.bpmn2");
  ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
      new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "JoHn");
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession
      .startProcess("ServiceProcess", params);
  assertProcessInstanceFinished(processInstance, ksession);
  assertEquals("hello john!", processInstance.getVariable("s"));
}

@Test
public void testServiceTaskWithMvelJaxbTransformation() throws Exception {
  KieBase kbase = createKnowledgeBaseWithoutDumper("BPMN2-ServiceProcessWithMvelJaxbTransformation.bpmn2");
  ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
      new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  Person person = new Person();
  person.setId(123);
  person.setName("john");
  params.put("s", person);
  HelloService.VALIDATE_STRING = "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?><person><id>123</id><name>john</name></person>";
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession
      .startProcess("ServiceProcess", params);
  assertProcessInstanceFinished(processInstance, ksession);
}

@Test
public void testErrorBoundaryEventOnServiceTask() throws Exception {
  KieBase kbase = createKnowledgeBase("BPMN2-ErrorBoundaryEventOnServiceTask.bpmn2");
  ksession = createKnowledgeSession(kbase);
  TestWorkItemHandler handler = new TestWorkItemHandler();
  ksession.getWorkItemManager().registerWorkItemHandler("Human Task",handler);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task", new ServiceTaskHandler());
  
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "test");
  ProcessInstance processInstance = ksession.startProcess("BPMN2-ErrorBoundaryEventOnServiceTask", params);
  List<WorkItem> workItems = handler.getWorkItems();
  assertEquals(1, workItems.size());
  ksession.getWorkItemManager().completeWorkItem(workItems.get(0).getId(), null);
  assertProcessInstanceFinished(processInstance, ksession);
  assertNodeTriggered(processInstance.getId(), "start", "split", "User Task", "Service task error attached", "end0",
      "Script Task", "error2");
  assertNotNodeTriggered(processInstance.getId(), "end");
}

ksession = createKnowledgeSession(kbase);
ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
    new ServiceTaskHandler());
Map<String, Object> params = new HashMap<String, Object>();
params.put("s", "john doe");

 //Get session
KieSession ksession = runtime.getKieSession();

//Register handlers
ksession.getWorkItemManager().registerWorkItemHandler("Service Task",        new ServiceTaskHandler());

@Override
public Map<String, WorkItemHandler> getWorkItemHandlers(RuntimeEngine runtime) {
  Map<String, WorkItemHandler> handlers = super.getWorkItemHandlers(runtime);
  handlers.put("Service Task", new ServiceTaskHandler());
  return handlers;
}

@Override
public Map<String, WorkItemHandler> getWorkItemHandlers(RuntimeEngine runtime) {
  Map<String, WorkItemHandler> handlers = super.getWorkItemHandlers(runtime);
  handlers.put("async", new SystemOutWorkItemHandler());
  handlers.put("Service Task", new ServiceTaskHandler());
  return handlers;
}
@Override

@Override
public Map<String, WorkItemHandler> getWorkItemHandlers(RuntimeEngine runtime) {
  Map<String, WorkItemHandler> handlers = super.getWorkItemHandlers(runtime);
  handlers.put("async", new SystemOutWorkItemHandler());
  handlers.put("Service Task", new ServiceTaskHandler());
  return handlers;
}

@Test
public void testServiceTask() throws Exception {
  KieBase kbase = createKnowledgeBase("BPMN2-ServiceProcess.bpmn2");
  KieSession ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task", new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "john");
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession.startProcess("ServiceProcess", params);
  assertProcessInstanceCompleted(processInstance.getId(), ksession);
  assertThat(processInstance.getVariable("s")).isEqualTo("Hello john!");
}

@Test
public void testServiceTaskWithMvelCollectionTransformation() throws Exception {
  KieBase kbase = createKnowledgeBaseWithoutDumper("BPMN2-ServiceProcessWithMvelCollectionTransformation.bpmn2");
  ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
      new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "john,poul,mary");
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession
      .startProcess("ServiceProcess", params);
  assertProcessInstanceFinished(processInstance, ksession);
  @SuppressWarnings("unchecked")
  List<String> result = (List<String>)processInstance.getVariable("list");
  assertEquals(3, result.size());
}

@Test
public void testServiceTask() throws Exception {
  KieBase kbase = createKnowledgeBase("BPMN2-ServiceProcess.bpmn2");
  ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
      new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "john");
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession
      .startProcess("ServiceProcess", params);
  assertProcessInstanceFinished(processInstance, ksession);
  assertEquals("Hello john!", processInstance.getVariable("s"));
}

@Test
public void testServiceTaskWithTransformation() throws Exception {
  KieBase kbase = createKnowledgeBaseWithoutDumper("BPMN2-ServiceProcessWithTransformation.bpmn2");
  ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
      new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "JoHn");
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession
      .startProcess("ServiceProcess", params);
  assertProcessInstanceFinished(processInstance, ksession);
  assertEquals("hello john!", processInstance.getVariable("s"));
}

@Test
public void testServiceTaskWithMvelTransformation() throws Exception {
  KieBase kbase = createKnowledgeBaseWithoutDumper("BPMN2-ServiceProcessWithMvelTransformation.bpmn2");
  ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
      new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("s", "JoHn");
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession
      .startProcess("ServiceProcess", params);
  assertProcessInstanceFinished(processInstance, ksession);
  assertEquals("hello john!", processInstance.getVariable("s"));
}

@Test
public void testServiceTaskWithMvelJaxbTransformation() throws Exception {
  KieBase kbase = createKnowledgeBaseWithoutDumper("BPMN2-ServiceProcessWithMvelJaxbTransformation.bpmn2");
  ksession = createKnowledgeSession(kbase);
  ksession.getWorkItemManager().registerWorkItemHandler("Service Task",
      new ServiceTaskHandler());
  Map<String, Object> params = new HashMap<String, Object>();
  Person person = new Person();
  person.setId(123);
  person.setName("john");
  params.put("s", person);
  HelloService.VALIDATE_STRING = "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?><person><id>123</id><name>john</name></person>";
  WorkflowProcessInstance processInstance = (WorkflowProcessInstance) ksession
      .startProcess("ServiceProcess", params);
  assertProcessInstanceFinished(processInstance, ksession);
}