09-jbpm工作流之"分支聚合Join-Fork"

工作流的分支与聚合:

      这是多个分支并行(同时)执行，并且所有的分支Execution都到Join活动聚合后才向后执行;

1.工作流图:test.png

工作流配置文件:test.jpdl.xml:

<?xml version="1.0" encoding="UTF-8"?><process name="test" xmlns="http://jbpm.org/4.4/jpdl">   <start g="255,8,48,48" name="start1">      <transition g="-51,-13" name="to fork1" to="fork1"/>   </start>   <end g="260,354,48,48" name="end1"/>   <fork g="258,95,48,48" name="fork1">      <transition g="-23,-20" name="to 发货" to="发货"/>      <transition g="-12,-20" name="to 汇款" to="汇款"/>   </fork>   <task assignee="商家" g="88,111,92,52" name="发货">      <transition g="-44,-9" name="to 收货" to="收货"/>   </task>   <task assignee="客户" g="87,193,92,52" name="收货">      <transition g="-18,-23" name="to join1" to="join1"/>   </task>   <task assignee="客户" g="385,115,92,52" name="汇款">      <transition g="-70,-15" name="to 确认收货" to="确认收款"/>   </task>   <task assignee="商家" g="384,205,92,52" name="确认收款">      <transition g="-24,-21" name="to join1" to="join1"/>   </task>   <join g="260,257,48,48" name="join1">      <transition g="-50,-11" name="to end1" to="end1"/>   </join></process>

JAVA Code:

package cn.edu.zust.itee.joinFork;import java.io.InputStream;import java.util.List;import org.jbpm.api.Configuration;import org.jbpm.api.ProcessEngine;import org.jbpm.api.ProcessInstance;import org.jbpm.api.task.Task;import org.junit.Test;/** * @author 郑勇 * 2013-7-11 13:50 * 分支聚合活动 *   这是多个分支并行(同时)执行，并且所有的分支Execution都到Join活动聚合后才向后执行; */public class JoinFork {  ProcessEngine processEngine= Configuration.getProcessEngine();@Testpublic void testJoinForkActivity(){//部署流程定义//获得当前包中的文件InputStream in = this.getClass().getResourceAsStream("test.jpdl.xml");processEngine.getRepositoryService()             .createDeployment()             .addResourceFromInputStream("test.jpdl.xml", in)             .deploy();//启动流程实例ProcessInstance pi = processEngine.getExecutionService().startProcessInstanceByKey("test");System.out.println("processIntenceId="+pi.getId());System.out.println("当前正在执行的活动："+pi.findActiveActivityNames());//完成"发货"和"汇款"任务List<Task> list = processEngine.getTaskService().createTaskQuery() //查询出该流程实例中分支任务  .processInstanceId(pi.getId())  .list();for(Task task :list){//活动按自己的分支执行processEngine.getTaskService().completeTask(task.getId());}   }}