public void setDomainName(String domainName) {
        this.domainName = domainName;
    }
<p>
Name of the domain you've associated a package with.
</p>

@param domainName
       Name of the domain you've associated a package with.
aws-java-sdk-elasticsearch/src/main/java/com/amazonaws/services/elasticsearch/model/DomainPackageDetails.java