我参考的这个教程:
https://blog.youkuaiyun.com/code_wins_args/article/details/79426003
1.先下载好要准备的东西:
····eclipse
····acticiti包 activiti6.0.0:(找到的)
https://github.com/Activiti/Activiti/releases
下载这个
····jar包
2.右键bpmn文件有个acriviti,可以自动创建java文件嘻嘻
3.也是右键run