http://vinoyang.com/2016/05/05/flink-stream-source/
http://vinoyang.com/2016/12/28/flink-runtime-communicate-api/
http://vinoyang.com/2017/01/26/flink-runtime-specific-task/
http://chenyuzhao.me/2017/02/09/flink%E7%BD%91%E7%BB%9C%E6%A0%88/
http://chenyuzhao.me/2016/12/03/Flink%E5%9F%BA%E6%9C%AC%E7%BB%84%E4%BB%B6%E5%92%8C%E9%80%BB%E8%BE%91%E8%AE%A1%E5%88%92/
http://chenyuzhao.me/2017/02/06/flink%E7%89%A9%E7%90%86%E8%AE%A1%E5%88%92%E7%94%9F%E6%88%90/
http://chenyuzhao.me/2017/02/08/jobmanager%E5%9F%BA%E6%9C%AC%E7%BB%84%E4%BB%B6/
http://chenyuzhao.me/2017/02/09/flink%E7%BD%91%E7%BB%9C%E6%A0%88/