@Override
    public AttachLoadBalancerToSubnetsResult attachLoadBalancerToSubnets(AttachLoadBalancerToSubnetsRequest request) {
        request = beforeClientExecution(request);
        return executeAttachLoadBalancerToSubnets(request);
    }
<p>
Adds one or more subnets to the set of configured subnets for the specified load balancer.
</p>
<p>
The load balancer evenly distributes requests across all registered subnets. For more information, see <a
href="https://docs.aws.amazon.com/elasticloadbalancing/latest/classic/elb-manage-subnets.html">Add or Remove
Subnets for Your Load Balancer in a VPC</a> in the <i>Classic Load Balancers Guide</i>.
</p>

@param attachLoadBalancerToSubnetsRequest
       Contains the parameters for AttachLoaBalancerToSubnets.
@return Result of the AttachLoadBalancerToSubnets operation returned by the service.
@throws LoadBalancerNotFoundException
        The specified load balancer does not exist.
@throws InvalidConfigurationRequestException
        The requested configuration change is not valid.
@throws SubnetNotFoundException
        One or more of the specified subnets do not exist.
@throws InvalidSubnetException
        The specified VPC has no associated Internet gateway.
@sample AmazonElasticLoadBalancing.AttachLoadBalancerToSubnets
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/elasticloadbalancing-2012-06-01/AttachLoadBalancerToSubnets"
     target="_top">AWS API Documentation</a>
aws-java-sdk-elasticloadbalancing/src/main/java/com/amazonaws/services/elasticloadbalancing/AmazonElasticLoadBalancingClient.java