class MailboxFactory {

    public MailboxBuilder builder() {
        QuotaLoader defaultQuotaLoader = new DefaultQuotaLoader(quotaRootResolver, quotaManager);
        return new MailboxBuilder(this, defaultQuotaLoader);
    }

    @Inject public  MailboxFactory(MailboxManager mailboxManager, QuotaManager quotaManager, QuotaRootResolver quotaRootResolver);

}