@Override
	public T withProxy(@Nullable final String proxyHost, @Nullable final Integer proxyPort) {
		return (T) withProxyHost(proxyHost)
				.withProxyPort(proxyPort);
	}
@ Override public T withProxy ( @ Nullable final String proxyHost , @ Nullable final Integer proxyPort ) { return ( T ) withProxyHost ( proxyHost ) . withProxyPort ( proxyPort ) ; }
@see MailerGenericBuilder#withProxy(String, Integer)