public void setReferenceArn(String referenceArn) {
        this.referenceArn = referenceArn;
    }
<p>
The ARN of the reference.
</p>

@param referenceArn
       The ARN of the reference.
aws-java-sdk-omics/src/main/java/com/amazonaws/services/omics/model/CreateMultipartReadSetUploadRequest.java