Activiti教程(七)activiti的流程执行

约定不等于承诺〃 2022-03-25 01:06 374阅读 0赞

一.工程结构

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxODI3MjQ1NTYz_size_16_color_FFFFFF_t_70][]

二.流程定义

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxODI3MjQ1NTYz_size_16_color_FFFFFF_t_70 1][]

<?xml version="1.0" encoding="UTF-8"?>
    <definitions xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:activiti="http://activiti.org/bpmn" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:omgdc="http://www.omg.org/spec/DD/20100524/DC" xmlns:omgdi="http://www.omg.org/spec/DD/20100524/DI" typeLanguage="http://www.w3.org/2001/XMLSchema" expressionLanguage="http://www.w3.org/1999/XPath" targetNamespace="http://www.activiti.org/test">
      <process id="helloworld" name="helloworldProcess" isExecutable="true">
        <startEvent id="startevent1" name="Start"></startEvent>
        <endEvent id="endevent1" name="End"></endEvent>
        <userTask id="usertask1" name="提交申请" activiti:assignee="张三"></userTask>
        <userTask id="usertask2" name="审批【部门经理】" activiti:assignee="李四"></userTask>
        <userTask id="usertask3" name="审批【总经理】" activiti:assignee="王五"></userTask>
        <sequenceFlow id="flow1" sourceRef="startevent1" targetRef="usertask1"></sequenceFlow>
        <sequenceFlow id="flow2" sourceRef="usertask1" targetRef="usertask2"></sequenceFlow>
        <sequenceFlow id="flow3" sourceRef="usertask2" targetRef="usertask3"></sequenceFlow>
        <sequenceFlow id="flow4" sourceRef="usertask3" targetRef="endevent1"></sequenceFlow>
      </process>
      <bpmndi:BPMNDiagram id="BPMNDiagram_helloworld">
        <bpmndi:BPMNPlane bpmnElement="helloworld" id="BPMNPlane_helloworld">
          <bpmndi:BPMNShape bpmnElement="startevent1" id="BPMNShape_startevent1">
            <omgdc:Bounds height="35.0" width="35.0" x="330.0" y="20.0"></omgdc:Bounds>
          </bpmndi:BPMNShape>
          <bpmndi:BPMNShape bpmnElement="endevent1" id="BPMNShape_endevent1">
            <omgdc:Bounds height="35.0" width="35.0" x="330.0" y="380.0"></omgdc:Bounds>
          </bpmndi:BPMNShape>
          <bpmndi:BPMNShape bpmnElement="usertask1" id="BPMNShape_usertask1">
            <omgdc:Bounds height="55.0" width="105.0" x="295.0" y="100.0"></omgdc:Bounds>
          </bpmndi:BPMNShape>
          <bpmndi:BPMNShape bpmnElement="usertask2" id="BPMNShape_usertask2">
            <omgdc:Bounds height="55.0" width="105.0" x="295.0" y="200.0"></omgdc:Bounds>
          </bpmndi:BPMNShape>
          <bpmndi:BPMNShape bpmnElement="usertask3" id="BPMNShape_usertask3">
            <omgdc:Bounds height="55.0" width="105.0" x="295.0" y="290.0"></omgdc:Bounds>
          </bpmndi:BPMNShape>
          <bpmndi:BPMNEdge bpmnElement="flow1" id="BPMNEdge_flow1">
            <omgdi:waypoint x="347.0" y="55.0"></omgdi:waypoint>
            <omgdi:waypoint x="347.0" y="100.0"></omgdi:waypoint>
          </bpmndi:BPMNEdge>
          <bpmndi:BPMNEdge bpmnElement="flow2" id="BPMNEdge_flow2">
            <omgdi:waypoint x="347.0" y="155.0"></omgdi:waypoint>
            <omgdi:waypoint x="347.0" y="200.0"></omgdi:waypoint>
          </bpmndi:BPMNEdge>
          <bpmndi:BPMNEdge bpmnElement="flow3" id="BPMNEdge_flow3">
            <omgdi:waypoint x="347.0" y="255.0"></omgdi:waypoint>
            <omgdi:waypoint x="347.0" y="290.0"></omgdi:waypoint>
          </bpmndi:BPMNEdge>
          <bpmndi:BPMNEdge bpmnElement="flow4" id="BPMNEdge_flow4">
            <omgdi:waypoint x="347.0" y="345.0"></omgdi:waypoint>
            <omgdi:waypoint x="347.0" y="380.0"></omgdi:waypoint>
          </bpmndi:BPMNEdge>
        </bpmndi:BPMNPlane>
      </bpmndi:BPMNDiagram>
    </definitions>

三.部署流程

执行流程部署测试类

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxODI3MjQ1NTYz_size_16_color_FFFFFF_t_70 2][]

运行后表数据 流程部署ID为1

![2019011800405822.png][]

四.启动流程实例 流程实例ProcessInstance 为105 任务ID 为108

执行启动流程实例测试类

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxODI3MjQ1NTYz_size_16_color_FFFFFF_t_70 3][]

执行后的表数据

![20190118010556859.png][]

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxODI3MjQ1NTYz_size_16_color_FFFFFF_t_70 4][]

历史表里记录数据

![20190118010856478.png][]

![2019011801092077.png][]

五.查询当前任务列表 张三提交 到了李四的节点

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxODI3MjQ1NTYz_size_16_color_FFFFFF_t_70 5][]

六.完成个人任务 李四到了王五的节点

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxODI3MjQ1NTYz_size_16_color_FFFFFF_t_70 6][]

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxODI3MjQ1NTYz_size_16_color_FFFFFF_t_70 7][]

王五完成个人任务 流程结束

七.测试用例

package com.lpinfo.activiti.test;
    
    import java.util.List;
    
    import org.activiti.engine.ProcessEngine;
    import org.activiti.engine.ProcessEngines;
    import org.activiti.engine.repository.Deployment;
    import org.activiti.engine.runtime.ProcessInstance;
    import org.activiti.engine.task.Task;
    import org.junit.Test;
    
    public class ActivitiTest {
    	
    	ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();
    
    /*	@Test
    	public void createTables(){
    		ProcessEngineConfiguration processEngineConfiguration = ProcessEngineConfiguration.createStandaloneProcessEngineConfiguration();
    		processEngineConfiguration.setJdbcDriver("com.mysql.jdbc.Driver");
    		processEngineConfiguration.setJdbcUrl("jdbc:mysql://localhost:3306/lpinfo-activiti?useUnicode=true&characterEncoding=utf8");
    		processEngineConfiguration.setJdbcUsername("root");
    		processEngineConfiguration.setJdbcPassword("root");
    		processEngineConfiguration.setDatabaseSchemaUpdate(ProcessEngineConfiguration.DB_SCHEMA_UPDATE_CREATE_DROP);
    		processEngineConfiguration.buildProcessEngine();
    	}*/
    	/**
    	 * 流程部署
    	 * ===配置 细信息
    	 * getRepositoryService() //与流程定义和部署对象相关的Service
    	 * createDeployment()  //创建一个部署对象
    	 * name("helloworld入门程序")  //添加部署的名称
    	 * addClasspathResource("diagrams/helloworld.bpmn") //从classpath的资源中加载，一次只能加载一个文件
    	 * addClasspathResource("diagrams/helloworld.png") //从classpath的资源中加载，一次只能加载一个文件
    	 * deploy() //完成部署
    	 * 
    	 */
    	@Test
    	public void deploymentProcessDefinition(){
    		Deployment deployment = processEngine.getRepositoryService()
    						.createDeployment()
    						.name("helloworld入门程序")
    						.addClasspathResource("diagrams/helloworld.bpmn")
    						.addClasspathResource("diagrams/helloworld.png")
    						.deploy();//完成部署
    		System.out.println("部署ID:"+deployment.getId());
    		System.out.println("部署类别:"+deployment.getCategory());
    		System.out.println("部署名称:"+deployment.getName());
    	}
    	
    	/**
    	 * 启动流程实例
    	 * getRuntimeService()//与正在执行的流程实例和执行对象相关的Service
    	 * startProcessInstanceByKey(processDefinitionKey);//使用流程定义的key启动流程实例，key对应helloworld.bpmn文件中id的属性值，使用key值启动，默认是按照最新版本的流程定义启动
    	 * pi.getId());//流程实例ID    101
    	 * getProcessDefinitionId());//流程定义ID   helloworld:1:4
    	 * */
    	@Test
    	public void startProcessInstance(){
    		//流程定义的key
    		String processDefinitionKey = "helloworld";
    		ProcessInstance pi = processEngine.getRuntimeService()
    						.startProcessInstanceByKey(processDefinitionKey);
    		System.out.println("流程实例ID:"+pi.getId());
    		System.out.println("流程定义ID:"+pi.getProcessDefinitionId());
    	}
    	
    	/**查询当前人的个人任务*/
    	@Test
    	public void findMyPersonalTask(){
    		String assignee = "王五";
    		List<Task> list = processEngine.getTaskService()//与正在执行的任务管理相关的Service
    						.createTaskQuery()//创建任务查询对象
    						.taskAssignee(assignee)//指定个人任务查询，指定办理人
    						.list();
    		if(list!=null && list.size()>0){
    			for(Task task:list){
    				System.out.println("任务ID:"+task.getId());
    				System.out.println("任务名称:"+task.getName());
    				System.out.println("任务的创建时间:"+task.getCreateTime());
    				System.out.println("任务的办理人:"+task.getAssignee());
    				System.out.println("流程实例ID："+task.getProcessInstanceId());
    				System.out.println("执行对象ID:"+task.getExecutionId());
    				System.out.println("流程定义ID:"+task.getProcessDefinitionId());
    				System.out.println("########################################################");
    			}
    		}
    	}
    	
    	/**完成我的任务*/
    	@Test
    	public void completeMyPersonalTask(){
    		//任务ID
    		String taskId = "508";
    		processEngine.getTaskService()//与正在执行的任务管理相关的Service
    					.complete(taskId);
    		System.out.println("完成任务：任务ID："+taskId);
    	}
    	
    	
    }

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[2019011800405822.png]: /images/20220325/a93a0bf0021c4a74b879d59ee937120a.png
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[20190118010556859.png]: /images/20220325/93bc79e1ae1649e09d596dbf5782ea84.png
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[20190118010856478.png]: /images/20220325/bc0204c79d61484d916d5766fd8f309e.png
[2019011801092077.png]: /images/20220325/f8638db0b42641b59ec43e25218a689f.png
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