public void setDomainArn(String domainArn) {
        this.domainArn = domainArn;
    }
<p>
The domain's Amazon Resource Name (ARN).
</p>

@param domainArn
       The domain's Amazon Resource Name (ARN).
aws-java-sdk-sagemaker/src/main/java/com/amazonaws/services/sagemaker/model/DomainDetails.java