navyaijm2017

**Describe the bug** The new version does not have rocketmq_ group_ get_ latency，I'd like to know if my consumer group has any delay and should look at that indicator，rocketmq_ group_...

您好，这个工具支持哪个版本的jdk，我这访问报错了 java.lang.UnsupportedClassVersionError: cc/triffic/wc/kafkamonitor/controller/AlarmController : Unsupported major.minor version 52.0 (unable to load class cc.triffic.wc.kafkamonitor.controller.AlarmController)