public void setMailFromDomain(String mailFromDomain) {
        this.mailFromDomain = mailFromDomain;
    }
<p>
The name of a domain that an email identity uses as a custom MAIL FROM domain.
</p>

@param mailFromDomain
       The name of a domain that an email identity uses as a custom MAIL FROM domain.
aws-java-sdk-sesv2/src/main/java/com/amazonaws/services/simpleemailv2/model/MailFromAttributes.java