public java.util.List<String> getAvailabilityZones() {
        if (availabilityZones == null) {
            availabilityZones = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return availabilityZones;
    }
<p>
A list of Availability Zones where instances in the Auto Scaling group can be created. Used for launching into
the default VPC subnet in each Availability Zone when not using the <code>VPCZoneIdentifier</code> property, or
for attaching a network interface when an existing network interface ID is specified in a launch template.
</p>

@return A list of Availability Zones where instances in the Auto Scaling group can be created. Used for launching
        into the default VPC subnet in each Availability Zone when not using the <code>VPCZoneIdentifier</code>
        property, or for attaching a network interface when an existing network interface ID is specified in a
        launch template.
aws-java-sdk-autoscaling/src/main/java/com/amazonaws/services/autoscaling/model/CreateAutoScalingGroupRequest.java