Java BpmnModel.addProcess方法代码示例

import org.activiti.bpmn.model.BpmnModel; //导入方法依赖的package包/类
@Test
public void testDynamicDeploy() throws Exception {
	// 1. Build up the model from scratch
	BpmnModel model = new BpmnModel();
	Process process = new Process();
	model.addProcess(process);
	process.setId("my-process");

	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. Generate graphical information
	new BpmnAutoLayout(model).execute();

	// 3. Deploy the process to the engine
	Deployment deployment = repositoryService.createDeployment().addBpmnModel("dynamic-model.bpmn", model).name("Dynamic process deployment").deploy();

	// 4. Start a process instance
	ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("my-process");

	// 5. Check if task is available
	List<Task> tasks = taskService.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. Save process diagram to a file
	InputStream processDiagram = repositoryService.getProcessDiagram(processInstance.getProcessDefinitionId());
	FileUtils.copyInputStreamToFile(processDiagram, new File("target/diagram.png"));

	// 7. Save resulting BPMN xml to a file
	InputStream processBpmn = repositoryService.getResourceAsStream(deployment.getId(), "dynamic-model.bpmn");
	FileUtils.copyInputStreamToFile(processBpmn, new File("target/process.bpmn20.xml"));
}
 

import org.activiti.bpmn.model.BpmnModel; //导入方法依赖的package包/类
public String createProcess(TechnicalDeploymentInstance tdi, ActivationStepEnum processType) {
    String processName = "activate-" + tdi.getName() + "-" + processType.getName() + "-" + System.currentTimeMillis();
    Process process;
    try {
        process = activitiProcessFactory.generateProcessFromTDI(processType, tdi);
    } catch (JAXBException | IOException e) {
        throw new TechnicalException("unable to generate process from TDI", e);
    }
 		
	BpmnModel model = new BpmnModel();
	model.addProcess(process);
    processEngine.getRepositoryService().createDeployment().addBpmnModel(processName +".bpmn", model).name("Activate " + tdi.getName()).deploy();
    return process.getId();
}
 

import org.activiti.bpmn.model.BpmnModel; //导入方法依赖的package包/类
private BpmnModel buildModel() {

		BpmnModel bpmnModel = new BpmnModel();

		// Process
		Process process = new Process();
		process.setId("testModel");

		ExtensionAttribute initDate = new ExtensionAttribute("initDate");
		initDate.setNamespace("http://activiti.org/bpmn");
		initDate.setValue("${initDate}");
		process.addAttribute(initDate);

		bpmnModel.addProcess(process);

		// StartEvent
		StartEvent startEvent = new StartEvent();
		startEvent.setId("startEvent");
		FormProperty startDate = new FormProperty();
		startDate.setId("startDate");
		startDate.setType("date");
		startEvent.getFormProperties().add(startDate);

		ExtensionElement extElement = new ExtensionElement();
		extElement.setName("extentProperty");
		extElement.setNamespace("http://activiti.org/bpmn");
		ExtensionAttribute nameAttr = new ExtensionAttribute("id");
		nameAttr.setValue("status");
		ExtensionAttribute valueAttr = new ExtensionAttribute("value");
		valueAttr.setValue("0");
		extElement.addAttribute(nameAttr);
		extElement.addAttribute(valueAttr);
		startEvent.addExtensionElement(extElement);

		process.addFlowElement(startEvent);

		// UserTask
		UserTask userTask = new UserTask();
		userTask.setId("userTask");
		process.addFlowElement(userTask);

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

		GraphicInfo giStartEvent = new GraphicInfo();
		giStartEvent.setElement(startEvent);
		bpmnModel.addGraphicInfo(startEvent.getId(), giStartEvent);

		GraphicInfo giUserTask = new GraphicInfo();
		giUserTask.setElement(userTask);
		bpmnModel.addGraphicInfo(userTask.getId(), giUserTask);

		GraphicInfo giEndEvent = new GraphicInfo();
		giEndEvent.setElement(endEvent);
		bpmnModel.addGraphicInfo(endEvent.getId(), giEndEvent);

		return bpmnModel;
	}
 

import org.activiti.bpmn.model.BpmnModel; //导入方法依赖的package包/类
@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"));
}