6. ระบบสามารถส่งไฟล์ข้อมูลไปยัง E-Mail Address ได้

Email.java

private MimeMessage createMessageWithAttachment(Email email) throws MessagingException {
            Properties properties = new Properties();
            Session session = Session.getDefaultInstance(properties, null);

            MimeMessage mimeMessage = new MimeMessage(session);

            mimeMessage.setFrom(new InternetAddress(email.getSender()));
            mimeMessage.addRecipient(javax.mail.Message.RecipientType.TO, new InternetAddress(email.getReceiver()));
            mimeMessage.setSubject(email.getSubject());

            MimeBodyPart bodyPart = new MimeBodyPart();
            bodyPart.setContent(email.getBody(), "text/plain");

            MimeMultipart multipart = new MimeMultipart();
            DataSource source = new FileDataSource(email.getAttachment());

            bodyPart.setDataHandler(new DataHandler(source));
            bodyPart.setFileName(email.getAttachment().getName());

            multipart.addBodyPart(bodyPart);
            mimeMessage.setContent(multipart);

            return mimeMessage;
        }