public void setDomainName(String domainName) {
        this.domainName = domainName;
    }
<p>
Name of the domain. Domain names are unique across all domains owned by the same account within an Amazon Web
Services Region.
</p>

@param domainName
       Name of the domain. Domain names are unique across all domains owned by the same account within an Amazon
       Web Services Region.
aws-java-sdk-opensearch/src/main/java/com/amazonaws/services/opensearch/model/DomainStatus.java