@Override
    public void processCounter(MetricName metricName, Counter counter, Context context) {
        if (MetricsUtils.isInterested(metricName)) {
            LOG.warn("Not processing metric {} of type Counter.", metricName);
        }
    }
This class was modified based on Cruise Control: com.linkedin.kafka.cruisecontrol.metricsreporter.metric.YammerMetricProcessor.
core/src/main/java/kafka/autobalancer/metricsreporter/metric/YammerMetricProcessor.java