Rx73uV4F

1props.put("mail.smtp.user", userEmail);
2    props.put("mail.smtp.host", host);
3    props.put("mail.smtp.port", port);
4    props.put("mail.smtp.auth", "true");
5
6
7    props.put("mail.smtp.starttls.enable", "true");
8    props.put("mail.smtp.starttls.required", "true");
9    props.put("mail.smtp.sasl.enable", "true");
10    props.put("mail.smtp.sasl.mechanisms", "XOAUTH2");
11    props.put("mail.imaps.sasl.mechanisms.oauth2.oauthToken", oauthToken);
12    Session session = Session.getInstance(props);
13    session.setDebug(debug);
14
15
16    final URLName unusedUrlName = null;
17    SMTPTransport transport = new SMTPTransport(session, unusedUrlName);
18    // If the password is non-null, SMTP tries to do AUTH LOGIN.
19    final String emptyPassword = "";
20    transport.connect(host, port, userEmail, emptyPassword);
21    transport.sendMessage(message, message.getAllRecipients());
22    transport.close();