handler @param typeEnum @param methodName @param param @return

Handle a failure. Depending on what the exception is and how many times we have already tried, we may choose to fail the Call, or retry it. It is imp

构建 application/json header @return HttpHeaders

从ES中获取最近的一个指标

多版本兼容类型 @return

The id of the consumer group.

init @return

任意一个为空, 则返回true

检查 es 索引是否存在，不存在则创建索引

获取ES客户端

Topic

排序

根据不同监控维度来发送