public void setScheme(String scheme) {
        this.scheme = scheme;
    }
<p>
The type of load balancer. Valid only for load balancers in a VPC.
</p>
<p>
If <code>Scheme</code> is <code>internet-facing</code>, the load balancer has a public DNS name that resolves to
a public IP address.
</p>
<p>
If <code>Scheme</code> is <code>internal</code>, the load balancer has a public DNS name that resolves to a
private IP address.
</p>

@param scheme
       The type of load balancer. Valid only for load balancers in a VPC.</p>
       <p>
       If <code>Scheme</code> is <code>internet-facing</code>, the load balancer has a public DNS name that
       resolves to a public IP address.
       </p>
       <p>
       If <code>Scheme</code> is <code>internal</code>, the load balancer has a public DNS name that resolves to
       a private IP address.
aws-java-sdk-elasticloadbalancing/src/main/java/com/amazonaws/services/elasticloadbalancing/model/LoadBalancerDescription.java