public void setNeptuneIamRoleArn(String neptuneIamRoleArn) {
        this.neptuneIamRoleArn = neptuneIamRoleArn;
    }
<p>
The ARN of an IAM role that provides Neptune access to SageMaker and Amazon S3 resources. This must be listed in
your DB cluster parameter group or an error will occur.
</p>

@param neptuneIamRoleArn
       The ARN of an IAM role that provides Neptune access to SageMaker and Amazon S3 resources. This must be
       listed in your DB cluster parameter group or an error will occur.
aws-java-sdk-neptunedata/src/main/java/com/amazonaws/services/neptunedata/model/ListMLEndpointsRequest.java