code: public java.util.List<MetricDataResult> getMetricDataResults() {
          if (metricDataResults == null) {
              metricDataResults = new com.amazonaws.internal.SdkInternalList<MetricDataResult>();
          }
          return metricDataResults;
      }
docs: <p>
  The metrics that are returned, including the metric name, namespace, and dimensions.
  </p>
  
  @return The metrics that are returned, including the metric name, namespace, and dimensions.