Example #1
0
  public static void main(String[] args) throws MessagingException, IOException {
    Properties props = new Properties();
    try (InputStream in = Files.newInputStream(Paths.get("mail", "mail.properties"))) {
      props.load(in);
    }
    List<String> lines = Files.readAllLines(Paths.get(args[0]), Charset.forName("UTF-8"));

    String from = lines.get(0);
    String to = lines.get(1);
    String subject = lines.get(2);

    StringBuilder builder = new StringBuilder();
    for (int i = 3; i < lines.size(); i++) {
      builder.append(lines.get(i));
      builder.append("\n");
    }

    Console console = System.console();
    String password = new String(console.readPassword("Password: "));

    Session mailSession = Session.getDefaultInstance(props);
    // mailSession.setDebug(true);
    MimeMessage message = new MimeMessage(mailSession);
    message.setFrom(new InternetAddress(from));
    message.addRecipient(RecipientType.TO, new InternetAddress(to));
    message.setSubject(subject);
    message.setText(builder.toString());
    Transport tr = mailSession.getTransport();
    try {
      tr.connect(null, password);
      tr.sendMessage(message, message.getAllRecipients());
    } finally {
      tr.close();
    }
  }