public void setPredefinedMetricType(String predefinedMetricType) {
        this.predefinedMetricType = predefinedMetricType;
    }
<p>
The metric type. The following predefined metrics are available:
</p>
<ul>
<li>
<p>
<code>ASGAverageCPUUtilization</code> - Average CPU utilization of the Auto Scaling group.
</p>
</li>
<li>
<p>
<code>ASGAverageNetworkIn</code> - Average number of bytes received on all network interfaces by the Auto Scaling
group.
</p>
</li>
<li>
<p>
<code>ASGAverageNetworkOut</code> - Average number of bytes sent out on all network interfaces by the Auto
Scaling group.
</p>
</li>
<li>
<p>
<code>ALBRequestCountPerTarget</code> - Average Application Load Balancer request count per target for your Auto
Scaling group.
</p>
</li>
</ul>

@param predefinedMetricType
       The metric type. The following predefined metrics are available:</p>
       <ul>
       <li>
       <p>
       <code>ASGAverageCPUUtilization</code> - Average CPU utilization of the Auto Scaling group.
       </p>
       </li>
       <li>
       <p>
       <code>ASGAverageNetworkIn</code> - Average number of bytes received on all network interfaces by the Auto
       Scaling group.
       </p>
       </li>
       <li>
       <p>
       <code>ASGAverageNetworkOut</code> - Average number of bytes sent out on all network interfaces by the Auto
       Scaling group.
       </p>
       </li>
       <li>
       <p>
       <code>ALBRequestCountPerTarget</code> - Average Application Load Balancer request count per target for
       your Auto Scaling group.
       </p>
       </li>
@see MetricType
aws-java-sdk-autoscaling/src/main/java/com/amazonaws/services/autoscaling/model/PredefinedMetricSpecification.java