全部为Test测试代码
包含
创建表结构
启动流程
个人任务查询
完成个人任务
zip包部署流程
查询流程
删除流程
下砸流程资源
历史信息查看
后续功能添加再更新
package com.qiangqiang;
import org.activiti.engine.*;
import org.activiti.engine.history.HistoricActivityInstance;
import org.activiti.engine.history.HistoricActivityInstanceQuery;
import org.activiti.engine.repository.Deployment;
import org.activiti.engine.repository.ProcessDefinition;
import org.activiti.engine.repository.ProcessDefinitionQuery;
import org.activiti.engine.runtime.ProcessInstance;
import org.activiti.engine.task.Task;
import org.junit.Test;
import java.io.InputStream;
import java.net.URL;
import java.util.List;
import java.util.zip.ZipInputStream;
/**
* \* Created with IntelliJ IDEA.
* \* @author: xiyue
* \* Date: 2021/1/4
* \* Time: 14:53
* \* To change this template use File | Settings | File Templates.
* \* Description:
* \
*/
public class ActivitiTest {
@Test
public void testCreateEngine() {
//1.创建processEngine
ProcessEngineConfiguration configuration = ProcessEngineConfiguration.createProcessEngineConfigurationFromResource("activiti.cfg.xml");
ProcessEngine processEngine = configuration.buildProcessEngine();
// //2.获取资源管理类
// RepositoryService repositoryService = processEngine.getRepositoryService();
// //3.使用repositoryService进行流程的部署，定义一个流程的名字，把bpmn和png部署到数据库中
// Deployment deploy = repositoryService.createDeployment()
// .name("出差申请流程") //流程的名字
// .addClasspathResource("bpmn/evection.bpmn") //添加资源文件
// .addClasspathResource("bpmn/evection.png") //添加资源文件
// .deploy();
// //4.输出部署信息
// System.out.println("流程部署id" + deploy.getId());
// System.out.println("流程部署名字" + deploy.getName());
}
/**
* 启动流程实例
*/
@Test
public void startProcessTest() {
//1.创建processEngine
ProcessEngineConfiguration configuration = ProcessEngineConfiguration.createProcessEngineConfigurationFromResource("activiti.cfg.xml");
ProcessEngine processEngine = configuration.buildProcessEngine();
//2.获取runtimeService
RuntimeService runtimeService = processEngine.getRuntimeService();
//3.根据流程定义时候添加的id来启动流程实例
ProcessInstance instance = runtimeService.startProcessInstanceByKey("myEvection");
//4.输出内容
System.out.println("流程定义id:" + instance.getProcessDefinitionId());
System.out.println("流程实例id:" + instance.getId());
System.out.println("当前活动id:" + instance.getActivityId());
System.out.println();
}
/**
* 个人任务查询功能
* 出差申请多人都可以提交,那么查询的结果是多个
*/
@Test
public void findPersonTaskListTest() {
//1.获取processEngine
ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();
//2.获取TaskService
TaskService taskService = processEngine.getTaskService();
//3.根据条件去流程的key和任务的负责人来查询任务
List<Task> list = taskService.createTaskQuery()
.processDefinitionKey("myEvection") //流程key
.taskAssignee("jack") //流程负责人
.list();
//4.输出
for (Task task : list) {
System.out.println("流程实例id:" + task.getProcessInstanceId());
System.out.println("流程任务id:" + task.getId());
System.out.println("任务负责人:" + task.getAssignee());
System.out.println("任务名称:" + task.getName());
}
}
/**
* 完成个人任务
*/
@Test
public void completeTaskTest() {
//1.获取流程引擎
ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();
//2.获取能够处理的service
TaskService taskService = processEngine.getTaskService();
//3.根据任务id完成任务
// taskService.complete("7502");
//获取jack对应的任务
Task task = taskService.createTaskQuery()
.processDefinitionKey("myEvection")
.taskAssignee("rose")
.singleResult();
String id = task.getId();
System.out.println("流程实例id:" + task.getProcessInstanceId());
System.out.println("流程任务id:" + task.getId());
System.out.println("任务负责人:" + task.getAssignee());
System.out.println("任务名称:" + task.getName());
taskService.complete(id);
}
/**
* 打包部署bpmn和png,用zip包部署
*/
@Test
public void deployProcessByZip() {
//1.获取流程引擎
ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();
//2.获取repositoryService
RepositoryService repositoryService = processEngine.getRepositoryService();
//3.进行流程部署
URL resource = this.getClass().getClassLoader().getResource("bpmn/evection.zip");
System.out.println(resource.toString());
InputStream inputStream = this.getClass().getClassLoader().getResourceAsStream("bpmn/evection.zip");
ZipInputStream zipInputStream = new ZipInputStream(inputStream);
Deployment deploy = repositoryService.createDeployment()
.addZipInputStream(zipInputStream)
.deploy();
System.out.println("流程部署id" + deploy.getId());
System.out.println("流程部署名字" + deploy.getName());
}
/**
* 查询流程定义
*/
@Test
public void queryProcessDefinition() {
ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();
//获取repositoryService
RepositoryService repositoryService = processEngine.getRepositoryService();
ProcessDefinitionQuery processDefinitionQuery = repositoryService.createProcessDefinitionQuery();
//查询当前所有的流程定义,返回的是流程定义信息的集合
//processDefinitionKey(流程定义的key)
//orderByProcessDefinitionVersion()进行排序
//list()查询出所有的内容
List<ProcessDefinition> definitionList = processDefinitionQuery.processDefinitionKey("myEvection")
.orderByProcessDefinitionVersion()
.desc()
.list();
for (ProcessDefinition processDefinition : definitionList) {
System.out.println("流程定义id:" + processDefinition.getId());
System.out.println("流程定义名称:" + processDefinition.getName());
System.out.println("流程定义的key:" + processDefinition.getKey());
System.out.println("流程部署id:" + processDefinition.getDeploymentId());
}
}
/**
* 删除流程部署信息
* 但是不会删除历史信息表中的数据
*/
@Test
public void deleteDeploy() {
ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();
RepositoryService repositoryService = processEngine.getRepositoryService();
String deploymentId = "1";
repositoryService.deleteDeployment(deploymentId);
}
/**
* 删除流程部署信息,关联删除,这样可以在流程已经开始的情况下,直接中断流程删除部署信息
*/
@Test
public void deleteDeployBreak() {
ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();
RepositoryService repositoryService = processEngine.getRepositoryService();
String deploymentId = "1";
//这个方法就是关联删除的,在流程没有走完的情况下,也可以删除
repositoryService.deleteDeployment(deploymentId, true);
}
/**
* 下载资源文件
* 使用repositoryService进行辅助下载
*/
@Test
public void downloadDeployment() {
//1.获取引擎
ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();
//2.获取RepositoryService
RepositoryService repositoryService = processEngine.getRepositoryService();
//3.获取查询对象ProcessDefinitionQuery去查询出来部署id去关联下载
ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery()
.processDefinitionKey("myEvection")
.singleResult();
//4.通过流程定义信息,获取部署id
String deploymentId = processDefinition.getDeploymentId();
//从流程定义表中获取png图片的目录和名字
String pngName = processDefinition.getDiagramResourceName();
String bpmnName = processDefinition.getResourceName();
//5.通过部署id去查询出来资源
InputStream pngInputStream = repositoryService.getResourceAsStream(deploymentId, pngName);
InputStream bpmnInputStream = repositoryService.getResourceAsStream(deploymentId, bpmnName);
//后边就是普通的下载代码了
}
/**
* 历史流程信息查看
*/
@Test
public void findHistory() {
//查询actinst表
//1.获取引擎
ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();
HistoryService historyService = processEngine.getHistoryService();
HistoricActivityInstanceQuery instanceQuery = historyService.createHistoricActivityInstanceQuery();
//这样就把2501的所有数据放在instanceQuery中了
instanceQuery.processInstanceId("2501");
//也可以根据这个来查询
// instanceQuery.processDefinitionId("myEvection:1:4");
//增加排序操作
instanceQuery.orderByHistoricActivityInstanceStartTime().asc();
//查询所有内容
List<HistoricActivityInstance> list = instanceQuery.list();
System.out.println("历史信息:"+list.size());
for (HistoricActivityInstance historicActivityInstance : list) {
System.out.println("历史信息:"+historicActivityInstance.getActivityId());
System.out.println("历史信息:"+historicActivityInstance.getActivityName());
}
}
}
