public String getInstanceId() {
        return this.instanceId;
    }
<p>
The instance ID. If you include this parameter, <code>DescribeElasticIps</code> returns a description of the
Elastic IP addresses associated with the specified instance.
</p>

@return The instance ID. If you include this parameter, <code>DescribeElasticIps</code> returns a description of
        the Elastic IP addresses associated with the specified instance.
aws-java-sdk-opsworks/src/main/java/com/amazonaws/services/opsworks/model/DescribeElasticIpsRequest.java