public void setARN(String aRN) {
        this.aRN = aRN;
    }
<p>
Specify the <code>ARN</code> for the Elasticsearch domain to which the tags are attached that you want to view.
</p>

@param aRN
       Specify the <code>ARN</code> for the Elasticsearch domain to which the tags are attached that you want to
       view.
aws-java-sdk-elasticsearch/src/main/java/com/amazonaws/services/elasticsearch/model/ListTagsRequest.java