public void setARN(String aRN) {
        this.aRN = aRN;
    }
<p>
Amazon Resource Name (ARN) for the domain to view tags for.
</p>

@param aRN
       Amazon Resource Name (ARN) for the domain to view tags for.
aws-java-sdk-opensearch/src/main/java/com/amazonaws/services/opensearch/model/ListTagsRequest.java