public void setEnableWWWSubdomain(Boolean enableWWWSubdomain) {
        this.enableWWWSubdomain = enableWWWSubdomain;
    }
<p>
Set to <code>true</code> to associate the subdomain <code>www.<i>DomainName</i> </code> with the App Runner
service in addition to the base domain.
</p>
<p>
Default: <code>true</code>
</p>

@param enableWWWSubdomain
       Set to <code>true</code> to associate the subdomain <code>www.<i>DomainName</i> </code> with the App
       Runner service in addition to the base domain.</p>
       <p>
       Default: <code>true</code>
aws-java-sdk-apprunner/src/main/java/com/amazonaws/services/apprunner/model/AssociateCustomDomainRequest.java