???????????????????? https://github.com/ruanjianlxm/panda-config
??????????μ?stc-config????
???????????????????У????????????????????????????????????????????????????￡?????????????????????????????????鷳?????????????????????????????????????????????????????????????????磺????????????????????????100?????????????????????????????????????????????????????????????????????????????????ò???￡???????????????顣
???????????????????????ù?????????????????????zookeeper??????????????????????????????????????????????y?????????????????μ???????????????
?????????????zookeepr:?????????property?????key ??znode??data??property??value??
??????znode???watch???е?????????????property????????
????java.nio.file.WatchService??java7?????????????????????仯?????????????????????????????????????????watch????
????????https://github.com/ruanjianlxm/panda-config