public AutoScalingGroup withEnabledMetrics(EnabledMetric... enabledMetrics) {
        if (this.enabledMetrics == null) {
            setEnabledMetrics(new com.amazonaws.internal.SdkInternalList<EnabledMetric>(enabledMetrics.length));
        }
        for (EnabledMetric ele : enabledMetrics) {
            this.enabledMetrics.add(ele);
        }
        return this;
    }
<p>
The metrics enabled for the group.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setEnabledMetrics(java.util.Collection)} or {@link #withEnabledMetrics(java.util.Collection)} if you want
to override the existing values.
</p>

@param enabledMetrics
       The metrics enabled for the group.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-autoscaling/src/main/java/com/amazonaws/services/autoscaling/model/AutoScalingGroup.java