在JavaAPI中处理跳转的电子邮件

我正在使用JavaAPI发送大量电子邮件，我希望有一份所有被退回电子邮件的报告。通过阅读，我发现我可以实现一个反弹电子邮件地址：

  props.put("mail.smtp.from", bounceAddr);

但是这些邮件总是被退回到原来的地址。以下是我的相关代码：

String smtpServer = "smtp.gmail.com";
    int port = 587;
    final String userid = "myuserid";//Source Email
    final String password = "mypassword";//Source Email
    String contentType = "text/html";
    String subject = "test: bounce an email to a different address "
            + "from the sender";
    String from = "mysourceaddress@gmail.com";
    String to = "myfakeaddress@gmail.com";//some invalid address
    String bounceAddr = "mybouncedEmailsaddress@gmail.com";//bounced Emails address
    String body = "Test: get message to bounce to a separate email address";

    Properties props = new Properties();

    props.put("mail.smtp.auth", "true");
    props.put("mail.smtp.starttls.enable", "true");
    props.put("mail.smtp.host", smtpServer);
    props.put("mail.smtp.port", "587");
    props.put("mail.transport.protocol", "smtp");
    props.put("mail.smtp.from", bounceAddr);
    Session mailSession = Session.getInstance(props,
            new javax.mail.Authenticator() {
                @Override
                protected PasswordAuthentication getPasswordAuthentication() {
                    return new PasswordAuthentication(userid, password);
                }
            });

    MimeMessage message = new MimeMessage(mailSession);
    message.addFrom(InternetAddress.parse(from));
    message.setRecipients(Message.RecipientType.TO, to);
    message.setSubject(subject);
    message.setContent(body, contentType);

    Transport transport = mailSession.getTransport();
    try {
        System.out.println("Sending ....");
        transport.connect(smtpServer, port, userid, password);
        transport.sendMessage(message,
                message.getRecipients(Message.RecipientType.TO));
        System.out.println("Sending done ...");
    } catch (MessagingException e) {
        System.err.println("Error Sending: "  + e.getMessage());
    }
    transport.close();

---

电子邮件总是被退回到mysourceaddress@gmail.com. 我是否遗漏了什么，或者是否有其他更好的方法来实现这一点？

可能重复给出的答案与我给出的帖子有什么不同。这是一样的。我无法知道这一点，因为您没有显示如何创建/配置MIME消息。因此，这是我的完整代码，它仍然会返回到原始邮件。是的，看起来是正确的。看起来像是GMail SMTP问题：