/**
* Send response to client.
*
* @param out socket output stream
* @param smtpResponse response object
*/
private static void sendResponse(PrintWriter out, SmtpResponse smtpResponse) {
if (smtpResponse.getCode() > 0) {
int code = smtpResponse.getCode();
String message = smtpResponse.getMessage();
out.print(code + " " + message + "\r\n");
out.flush();
}
}
