At a minimum, a sensor component must perform the monitoring and detecting functions to detect that the event happened and to create an event object to signal the event.
传感器组件至少必须执行监视和检测功能，以检测所发生的事件并创建事件对象来表示该事件。
This component tests the name of the item in the message, and sends it to the correct monitoring services (HammerMonitorService or SawMonitorService).
这个组件测试消息中的项目名，然后将它发送给正确的监测服务（HammerMonitorService或SawMonitorService）。
Because the ha Manager has established connections and is monitoring the health of every member in the core group, there are many useful messages logged by this component.
由于HA Manager已经建立了连接且正在监视核心组中每个成员的健康状况，该组件会在日志中记录很多有用消息。
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