private Session createSmtpSession() { final Properties props = new Properties(); props.setProperty("mail.host", emailModel.getHostName()); props.setProperty("mail.smtp.auth", "true"); props.setProperty("mail.smtp.port", "" + emailModel.getPort()); props.setProperty("mail.smtp.starttls.enable", "true"); props.setProperty("mail.transport.protocol", emailModel.getProtocol()); // props.setProperty("mail.debug", "true"); return Session.getDefaultInstance( props, new javax.mail.Authenticator() { protected PasswordAuthentication getPasswordAuthentication() { return new PasswordAuthentication(emailModel.getUserName(), emailModel.getPassword()); } }); }