@Override
    public void onEventCountUpdated(String circuitBreakerName,
                                    com.linecorp.armeria.common.util.EventCount eventCount) throws Exception {
        metricsOf(circuitBreakerName).onCountUpdated(eventCount);
    }
Creates a new instance with the specified {@link Meter} name.
core/src/main/java/com/linecorp/armeria/client/circuitbreaker/MetricCollectingCircuitBreakerListener.java