public java.util.List<String> getDomainNames() {
        return domainNames;
    }
<p>
Array of OpenSearch Service domain names that you want information about. You must specify at least one domain
name.
</p>

@return Array of OpenSearch Service domain names that you want information about. You must specify at least one
        domain name.
aws-java-sdk-opensearch/src/main/java/com/amazonaws/services/opensearch/model/DescribeDomainsRequest.java