如何将JsonNode作为电子邮件附件发送

import javax.mail.*;
import javax.mail.internet.*;
import java.util.Properties;

public class EmailSender {
    public static void main(String[] args) {
        // 邮件配置
        String host = "smtp.example.com";
        String username = "your_username";
        String password = "your_password";

        // 发件人和收件人
        String from = "sender@example.com";
        String to = "recipient@example.com";

        // 创建邮件会话
        Properties props = new Properties();
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.starttls.enable", "true");
        props.put("mail.smtp.host", host);
        props.put("mail.smtp.port", "587");

        Session session = Session.getInstance(props, new Authenticator() {
            protected PasswordAuthentication getPasswordAuthentication() {
                return new PasswordAuthentication(username, password);
            }
        });

        try {
            // 创建邮件对象
            Message message = new MimeMessage(session);
            message.setFrom(new InternetAddress(from));
            message.setRecipients(Message.RecipientType.TO, InternetAddress.parse(to));
            message.setSubject("JsonNode附件邮件");

            // 创建附件
            MimeBodyPart attachmentPart = new MimeBodyPart();
            String jsonNodeString = yourJsonNode.toString();
            attachmentPart.setText(jsonNodeString);
            attachmentPart.setFileName("jsonNode.txt");

            // 创建多部分邮件对象
            Multipart multipart = new MimeMultipart();
            multipart.addBodyPart(attachmentPart);

            // 将多部分邮件对象添加到邮件中
            message.setContent(multipart);

            // 发送邮件
            Transport.send(message);

            System.out.println("邮件发送成功！");
        } catch (MessagingException e) {
            e.printStackTrace();
        }
    }
}