private void pushGauge(MetricName metricName, Number count, Long epoch, String... path) {
   sendGauge(metricNameFormatter.format(metricName, path), count, epoch);
 }
 private void pushCounter(MetricName metricName, Long count, Long epoch, String... path) {
   pushCounter(metricNameFormatter.format(metricName, path), count, epoch);
 }