public DescribeOrganizationResult withDefaultMailDomain(String defaultMailDomain) {
        setDefaultMailDomain(defaultMailDomain);
        return this;
    }
<p>
The default mail domain associated with the organization.
</p>

@param defaultMailDomain
       The default mail domain associated with the organization.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-workmail/src/main/java/com/amazonaws/services/workmail/model/DescribeOrganizationResult.java