public String getAllocationId() {
        return this.allocationId;
    }
<p>
[Network Load Balancers] The allocation ID of the Elastic IP address for an internet-facing load balancer.
</p>

@return [Network Load Balancers] The allocation ID of the Elastic IP address for an internet-facing load
        balancer.
aws-java-sdk-elasticloadbalancingv2/src/main/java/com/amazonaws/services/elasticloadbalancingv2/model/SubnetMapping.java