@Override
    public void ping() throws DevFailed {
        MDC.setContextMap(contextMap);
        xlogger.entry();
        deviceMonitoring.startRequest("Operation ping");
        xlogger.exit();
    }
@ Override public void ping ( ) throws DevFailed { MDC . setContextMap ( contextMap ) ; xlogger . entry ( ) ; deviceMonitoring . startRequest ( "Operation ping" ) ; xlogger . exit ( ) ; }
Dummy method to check if this device is responding

@throws DevFailed