public SingleSignOn getSingleSignOn() {
        return this.singleSignOn;
    }
<p>
The single sign-on option to be updated as part of the <code>UpdateDomain</code> action.
</p>

@return The single sign-on option to be updated as part of the <code>UpdateDomain</code> action.
aws-java-sdk-datazoneexternal/src/main/java/com/amazonaws/services/datazone/model/UpdateDomainRequest.java