Java Code Examples for org.activiti.bpmn.model.BpmnModel#addProcess()

private static BpmnModel createProcessModel() {
	// 创建BPMN模型
	BpmnModel model = new BpmnModel();
	// 创建一个流程定义
	Process process = new Process();
	model.addProcess(process);
	process.setId("myProcess");
	process.setName("My Process");
	// 开始事件
	StartEvent startEvent = new StartEvent();
	startEvent.setId("startEvent");
	process.addFlowElement(startEvent);
	// 用户任务
	UserTask userTask = new UserTask();
	userTask.setName("User Task");
	userTask.setId("userTask");
	process.addFlowElement(userTask);
	// 结束事件
	EndEvent endEvent = new EndEvent();
	endEvent.setId("endEvent");
	process.addFlowElement(endEvent);		
	// 添加流程顺序
	process.addFlowElement(new SequenceFlow("startEvent", "userTask"));
	process.addFlowElement(new SequenceFlow("userTask", "endEvent"));
	return model;
}
 

private static BpmnModel createProcessModel() {
	// 创建BPMN模型
	BpmnModel model = new BpmnModel();
	// 创建一个流程定义
	Process process = new Process();
	model.addProcess(process);
	process.setId("myProcess");
	process.setName("My Process");
	// 开始事件
	StartEvent startEvent = new StartEvent();
	startEvent.setId("startEvent");
	process.addFlowElement(startEvent);
	// 用户任务
	UserTask userTask = new UserTask();
	userTask.setName("User Task");
	userTask.setId("userTask");
	process.addFlowElement(userTask);
	// 结束事件
	EndEvent endEvent = new EndEvent();
	endEvent.setId("endEvent");
	process.addFlowElement(endEvent);		
	// 添加流程顺序
	process.addFlowElement(new SequenceFlow("startEvent", "userTask"));
	process.addFlowElement(new SequenceFlow("userTask", "endEvent"));
	return model;
}
 

/**
 * Since the 'one task process' is used everywhere the actual process content doesn't matter, instead of copying around the BPMN 2.0 xml one could use this method which gives a {@link BpmnModel}
 * version of the same process back.
 */
public BpmnModel createOneTaskTestProcess() {
  BpmnModel model = new BpmnModel();
  org.activiti.bpmn.model.Process process = new org.activiti.bpmn.model.Process();
  model.addProcess(process);
  process.setId("oneTaskProcess");
  process.setName("The one task process");

  StartEvent startEvent = new StartEvent();
  startEvent.setId("start");
  process.addFlowElement(startEvent);

  UserTask userTask = new UserTask();
  userTask.setName("The Task");
  userTask.setId("theTask");
  userTask.setAssignee("kermit");
  process.addFlowElement(userTask);

  EndEvent endEvent = new EndEvent();
  endEvent.setId("theEnd");
  process.addFlowElement(endEvent);

  process.addFlowElement(new SequenceFlow("start", "theTask"));
  process.addFlowElement(new SequenceFlow("theTask", "theEnd"));

  return model;
}
 

public BpmnModel createTwoTasksTestProcess() {
  BpmnModel model = new BpmnModel();
  org.activiti.bpmn.model.Process process = new org.activiti.bpmn.model.Process();
  model.addProcess(process);
  process.setId("twoTasksProcess");
  process.setName("The two tasks process");

  StartEvent startEvent = new StartEvent();
  startEvent.setId("start");
  process.addFlowElement(startEvent);

  UserTask userTask = new UserTask();
  userTask.setName("The First Task");
  userTask.setId("task1");
  userTask.setAssignee("kermit");
  process.addFlowElement(userTask);

  UserTask userTask2 = new UserTask();
  userTask2.setName("The Second Task");
  userTask2.setId("task2");
  userTask2.setAssignee("kermit");
  process.addFlowElement(userTask2);

  EndEvent endEvent = new EndEvent();
  endEvent.setId("theEnd");
  process.addFlowElement(endEvent);

  process.addFlowElement(new SequenceFlow("start", "task1"));
  process.addFlowElement(new SequenceFlow("start", "task2"));
  process.addFlowElement(new SequenceFlow("task1", "theEnd"));
  process.addFlowElement(new SequenceFlow("task2", "theEnd"));

  return model;
}
 

public static BpmnModel createTwoTasksBpmnModel() {
  BpmnModel model = new BpmnModel();
  org.activiti.bpmn.model.Process process = new org.activiti.bpmn.model.Process();
  model.addProcess(process);
  process.setId("twoTasksProcess");
  process.setName("The two tasks process");

  StartEvent startEvent = new StartEvent();
  startEvent.setId("start");
  process.addFlowElement(startEvent);

  UserTask userTask = new UserTask();
  userTask.setName("The First Task");
  userTask.setId("task1");
  userTask.setAssignee("kermit");
  process.addFlowElement(userTask);

  UserTask userTask2 = new UserTask();
  userTask2.setName("The Second Task");
  userTask2.setId("task2");
  userTask2.setAssignee("kermit");
  process.addFlowElement(userTask2);

  EndEvent endEvent = new EndEvent();
  endEvent.setId("theEnd");
  process.addFlowElement(endEvent);

  process.addFlowElement(new SequenceFlow("start", "task1"));
  process.addFlowElement(new SequenceFlow("start", "task2"));
  process.addFlowElement(new SequenceFlow("task1", "theEnd"));
  process.addFlowElement(new SequenceFlow("task2", "theEnd"));

  return model;
}
 

@Test
public void testAllNonExecutableProcesses() {
  BpmnModel bpmnModel = new BpmnModel();
  for (int i = 0; i < 5; i++) {
    org.activiti.bpmn.model.Process process = TestProcessUtil.createOneTaskProcess();
    process.setExecutable(false);
    bpmnModel.addProcess(process);
  }

  List<ValidationError> errors = processValidator.validate(bpmnModel);
  Assert.assertEquals(1, errors.size());
}
 

private List<BpmnModel> parseSubModels(FlowElement subElement, Map<String, GraphicInfo> locations, 
                                       Map<String, List<GraphicInfo>> flowLocations, Map<String, GraphicInfo> labelLocations) {
  List<BpmnModel> subModels = new ArrayList<BpmnModel>();
  BpmnModel subModel = new BpmnModel();
  String elementId = null;

  // find nested subprocess models
  Collection<FlowElement> subFlowElements = ((SubProcess)subElement).getFlowElements();
  // set main process in submodel to subprocess
  Process newMainProcess = new Process();
  newMainProcess.setId(subElement.getId());
  newMainProcess.getFlowElements().addAll(subFlowElements);
  newMainProcess.getArtifacts().addAll(((SubProcess)subElement).getArtifacts());
  subModel.addProcess(newMainProcess);

  for (FlowElement element : subFlowElements) {
    elementId = element.getId();
    if (element instanceof SubProcess) {
      subModels.addAll(parseSubModels(element, locations, flowLocations, labelLocations));
    }
    
    if (element instanceof SequenceFlow && null != flowLocations.get(elementId)) {
      // must be an edge
      subModel.getFlowLocationMap().put(elementId, flowLocations.get(elementId));
    } else {
      // do not include data objects because they do not have a corresponding shape in the BPMNDI data
      if (!(element instanceof DataObject) && null != locations.get(elementId)) {
        // must be a shape
        subModel.getLocationMap().put(elementId, locations.get(elementId));
      }
    }
    // also check for any labels
    if (null != labelLocations.get(elementId)) {
      subModel.getLabelLocationMap().put(elementId, labelLocations.get(elementId));
    }
  }
  subModels.add(subModel);

  return subModels;
}
 

/**
 * Since the 'one task process' is used everywhere the actual process content
 * doesn't matter, instead of copying around the BPMN 2.0 xml one could use 
 * this method which gives a {@link BpmnModel} version of the same process back.
 */
public BpmnModel createOneTaskTestProcess() {
	BpmnModel model = new BpmnModel();
	org.activiti.bpmn.model.Process process = new org.activiti.bpmn.model.Process();
  model.addProcess(process);
  process.setId("oneTaskProcess");
  process.setName("The one task process");
 
  StartEvent startEvent = new StartEvent();
  startEvent.setId("start");
  process.addFlowElement(startEvent);
  
  UserTask userTask = new UserTask();
  userTask.setName("The Task");
  userTask.setId("theTask");
  userTask.setAssignee("kermit");
  process.addFlowElement(userTask);
  
  EndEvent endEvent = new EndEvent();
  endEvent.setId("theEnd");
  process.addFlowElement(endEvent);
  
  process.addFlowElement(new SequenceFlow("start", "theTask"));
  process.addFlowElement(new SequenceFlow("theTask", "theEnd"));
  
  return model;
}
 

public BpmnModel createTwoTasksTestProcess() {
	BpmnModel model = new BpmnModel();
	org.activiti.bpmn.model.Process process = new org.activiti.bpmn.model.Process();
  model.addProcess(process);
  process.setId("twoTasksProcess");
  process.setName("The two tasks process");
 
  StartEvent startEvent = new StartEvent();
  startEvent.setId("start");
  process.addFlowElement(startEvent);
  
  UserTask userTask = new UserTask();
  userTask.setName("The First Task");
  userTask.setId("task1");
  userTask.setAssignee("kermit");
  process.addFlowElement(userTask);
  
  UserTask userTask2 = new UserTask();
  userTask2.setName("The Second Task");
  userTask2.setId("task2");
  userTask2.setAssignee("kermit");
  process.addFlowElement(userTask2);
  
  EndEvent endEvent = new EndEvent();
  endEvent.setId("theEnd");
  process.addFlowElement(endEvent);
  
  process.addFlowElement(new SequenceFlow("start", "task1"));
  process.addFlowElement(new SequenceFlow("start", "task2"));
  process.addFlowElement(new SequenceFlow("task1", "theEnd"));
  process.addFlowElement(new SequenceFlow("task2", "theEnd"));
  
  return model;
}
 

public static BpmnModel createTwoTasksBpmnModel() {
	BpmnModel model = new BpmnModel();
	org.activiti.bpmn.model.Process process = new org.activiti.bpmn.model.Process();
	model.addProcess(process);
	process.setId("twoTasksProcess");
	process.setName("The two tasks process");

	StartEvent startEvent = new StartEvent();
	startEvent.setId("start");
	process.addFlowElement(startEvent);

	UserTask userTask = new UserTask();
	userTask.setName("The First Task");
	userTask.setId("task1");
	userTask.setAssignee("kermit");
	process.addFlowElement(userTask);

	UserTask userTask2 = new UserTask();
	userTask2.setName("The Second Task");
	userTask2.setId("task2");
	userTask2.setAssignee("kermit");
	process.addFlowElement(userTask2);

	EndEvent endEvent = new EndEvent();
	endEvent.setId("theEnd");
	process.addFlowElement(endEvent);

	process.addFlowElement(new SequenceFlow("start", "task1"));
	process.addFlowElement(new SequenceFlow("start", "task2"));
	process.addFlowElement(new SequenceFlow("task1", "theEnd"));
	process.addFlowElement(new SequenceFlow("task2", "theEnd"));

	return model;
}
 

@Test
public void testAllNonExecutableProcesses() {
	BpmnModel bpmnModel = new BpmnModel();
	for (int i=0; i<5; i++) {
		org.activiti.bpmn.model.Process process = TestProcessUtil.createOneTaskProcess();
		process.setExecutable(false);
		bpmnModel.addProcess(process);
	}
	
	List<ValidationError> errors = processValidator.validate(bpmnModel);
	Assert.assertEquals(1, errors.size());
}
 

/**
 * Since the 'one task process' is used everywhere the actual process content doesn't matter, instead of copying around the BPMN 2.0 xml one could use this method which gives a {@link BpmnModel}
 * version of the same process back.
 */
public static BpmnModel createOneTaskBpmnModel() {
  BpmnModel model = new BpmnModel();
  model.addProcess(createOneTaskProcess());
  return model;
}
 

protected List<BpmnModel> parseSubModels(BpmnModel model) {
  List<BpmnModel> subModels = new ArrayList<BpmnModel>();

  // find all subprocesses
  Collection<FlowElement> flowElements = model.getMainProcess().getFlowElements();
  Map<String, GraphicInfo> locations = new HashMap<String, GraphicInfo>();
  Map<String, List<GraphicInfo>> flowLocations = new HashMap<String, List<GraphicInfo>>();
  Map<String, GraphicInfo> labelLocations = new HashMap<String, GraphicInfo>();

  locations.putAll(model.getLocationMap());
  flowLocations.putAll(model.getFlowLocationMap());
  labelLocations.putAll(model.getLabelLocationMap());

  // include main process as separate model
  BpmnModel mainModel = new BpmnModel();
  // set main process in submodel to subprocess
  mainModel.addProcess(model.getMainProcess());

  String elementId = null;
  for (FlowElement element : flowElements) {
    elementId = element.getId();
    if (element instanceof SubProcess) {
      subModels.addAll(parseSubModels(element, locations, flowLocations, labelLocations));
    }
    
    if (element instanceof SequenceFlow && null != flowLocations.get(elementId)) {
      // must be an edge
      mainModel.getFlowLocationMap().put(elementId, flowLocations.get(elementId));
    } else {
      // do not include data objects because they do not have a corresponding shape in the BPMNDI data
      if (!(element instanceof DataObject) && null != locations.get(elementId)) {
        // must be a shape
        mainModel.getLocationMap().put(elementId, locations.get(elementId));
      }
    }
    // also check for any labels
    if (null != labelLocations.get(elementId)) {
      mainModel.getLabelLocationMap().put(elementId, labelLocations.get(elementId));
    }
  }
  // add main process model to list
  subModels.add(mainModel);

  return subModels;
}
 

@Test
public void testDynamicDeploy() throws Exception {
    // 1. 创建一个空的BpmnModel和Process对象
    BpmnModel model = new BpmnModel();
    Process process = new Process();
    model.addProcess(process);
    process.setId("my-process");

    // 创建Flow元素（所有的事件、任务都被认为是Flow）
    process.addFlowElement(createStartEvent());
    process.addFlowElement(createUserTask("task1", "First task", "fred"));
    process.addFlowElement(createUserTask("task2", "Second task", "john"));
    process.addFlowElement(createEndEvent());

    process.addFlowElement(createSequenceFlow("start", "task1"));
    process.addFlowElement(createSequenceFlow("task1", "task2"));
    process.addFlowElement(createSequenceFlow("task2", "end"));

    // 2. 流程图自动布局（位于activiti-bpmn-layout模块）
    new BpmnAutoLayout(model).execute();

    // 3. 把BpmnModel对象部署到引擎
    Deployment deployment = activitiRule.getRepositoryService().createDeployment()
            .addBpmnModel("dynamic-model.bpmn", model).name("Dynamic process deployment")
            .deploy();

    // 4. 启动流程
    ProcessInstance processInstance = activitiRule.getRuntimeService()
            .startProcessInstanceByKey("my-process");

    // 5. 检查流程是否正常启动
    List<Task> tasks = activitiRule.getTaskService().createTaskQuery()
            .processInstanceId(processInstance.getId()).list();

    Assert.assertEquals(1, tasks.size());
    Assert.assertEquals("First task", tasks.get(0).getName());
    Assert.assertEquals("fred", tasks.get(0).getAssignee());

    // 6. 导出流程图
    InputStream processDiagram = activitiRule.getRepositoryService()
            .getProcessDiagram(processInstance.getProcessDefinitionId());
    // 把文件生成在本章项目的test-classes目录中
    String userHomeDir = getClass().getResource("/").getFile();
    System.out.println(userHomeDir);
    FileUtils.copyInputStreamToFile(processDiagram, new File(userHomeDir + "/diagram.png"));

    // 7. 导出Bpmn文件到本地文件系统
    InputStream processBpmn = activitiRule.getRepositoryService()
            .getResourceAsStream(deployment.getId(), "dynamic-model.bpmn");
    FileUtils.copyInputStreamToFile(processBpmn,
            new File(userHomeDir + "/process.bpmn20.xml"));
}
 

/**
 * Since the 'one task process' is used everywhere the actual process content
 * doesn't matter, instead of copying around the BPMN 2.0 xml one could use
 * this method which gives a {@link BpmnModel} version of the same process
 * back.
 */
public static BpmnModel createOneTaskBpmnModel() {
	BpmnModel model = new BpmnModel();
	model.addProcess(createOneTaskProcess());
	return model;
}