public Integer getDeviceIndex() {
        return this.deviceIndex;
    }
<p>
The device index of the network interface attachment on the instance.
</p>

@return The device index of the network interface attachment on the instance.
aws-java-sdk-securityhub/src/main/java/com/amazonaws/services/securityhub/model/AwsEc2NetworkInterfaceAttachment.java