生产环境的java项目如何更新
https://www.oschina.net/question/223727_193278
https://jingyan.baidu.com/article/77b8dc7fe5c1076174eab69b.html
https://zhidao.baidu.com/question/471352985.html
http://www.oschina.net/question/737237_2203576?from=mail-notify
http://blog.csdn.net/u012255097/article/details/61922772
