public GetResourceMetricsResult withMetricList(MetricKeyDataPoints... metricList) {
        if (this.metricList == null) {
            setMetricList(new java.util.ArrayList<MetricKeyDataPoints>(metricList.length));
        }
        for (MetricKeyDataPoints ele : metricList) {
            this.metricList.add(ele);
        }
        return this;
    }
<p>
An array of metric results, where each array element contains all of the data points for a particular dimension.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setMetricList(java.util.Collection)} or {@link #withMetricList(java.util.Collection)} if you want to
override the existing values.
</p>

@param metricList
       An array of metric results, where each array element contains all of the data points for a particular
       dimension.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-pi/src/main/java/com/amazonaws/services/pi/model/GetResourceMetricsResult.java