public void send() {

    Properties props = new Properties();

    props.setProperty("mail.transport.protocol", "smtp");
    props.put("mail.smtp.host", SMTP_HOST_NAME);
    Session mailSession = Session.getDefaultInstance(props);
    // mailSession.setDebug(true);
    Transport transport;
    try {
      transport = mailSession.getTransport();

      MimeMessage message = new MimeMessage(mailSession);
      message.setFrom(new InternetAddress(userName));
      message.setSubject(subject);

      message.addRecipient(Message.RecipientType.TO, new InternetAddress(recipient));

      if (!cc.equals("")) {
        message.addRecipient(Message.RecipientType.CC, new InternetAddress(cc));
      }
      if (!bcc.equals("")) {
        message.addRecipient(Message.RecipientType.BCC, new InternetAddress(bcc));
      }

      // create the message part
      MimeBodyPart messageBodyPart = new MimeBodyPart();

      // fill message
      messageBodyPart.setText(content);

      Multipart multipart = new MimeMultipart();
      multipart.addBodyPart(messageBodyPart);
      if (fList != null) {
        Iterator<File> i = fList.iterator();
        // part two is attachment
        while (i.hasNext()) {
          File file = (File) i.next();
          messageBodyPart = new MimeBodyPart();
          DataSource source = new FileDataSource(file);
          messageBodyPart.setDataHandler(new DataHandler(source));
          messageBodyPart.setFileName(file.getName());
          multipart.addBodyPart(messageBodyPart);
        }
      }
      // Put parts in message
      message.setContent(multipart);

      Transport.send(message);

      transport.close();

    } catch (Exception e) {
      e.printStackTrace();
    }
  }
  private void doit(String[] argv) {
    String to = null,
        subject = null,
        from = null,
        replyTo = null,
        cc = null,
        bcc = null,
        url = null;
    String mailhost = null;
    String mailer = "MsgSend";
    String protocol = null, host = null, user = null, password = null, record = null;
    String filename = null, msg_text = null, inline_filename = null;
    boolean debug = false;
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    int optind;

    for (optind = 0; optind < argv.length; optind++) {
      if (argv[optind].equals("-T")) {
        protocol = argv[++optind];
      } else if (argv[optind].equals("-X")) {
        msg_text = argv[++optind];
      } else if (argv[optind].equals("-H")) {
        host = argv[++optind];
      } else if (argv[optind].equals("-U")) {
        user = argv[++optind];
      } else if (argv[optind].equals("-P")) {
        password = argv[++optind];
      } else if (argv[optind].equals("-M")) {
        mailhost = argv[++optind];
      } else if (argv[optind].equals("-f")) {
        filename = argv[++optind];
      } else if (argv[optind].equals("-i")) {
        inline_filename = argv[++optind];
      } else if (argv[optind].equals("-s")) {
        subject = argv[++optind];
      } else if (argv[optind].equals("-o")) { // originator (from)
        from = argv[++optind];
      } else if (argv[optind].equals("-r")) { // reply-to
        replyTo = argv[++optind];
      } else if (argv[optind].equals("-c")) {
        cc = argv[++optind];
      } else if (argv[optind].equals("-b")) {
        bcc = argv[++optind];
      } else if (argv[optind].equals("-L")) {
        url = argv[++optind];
      } else if (argv[optind].equals("-d")) {
        debug = true;
      } else if (argv[optind].equals("--")) {
        optind++;
        break;
      } else if (argv[optind].startsWith("-")) {
        System.err.println(USAGE_TEXT);
        System.exit(1);
      } else {
        break;
      }
    }

    try {
      if (optind < argv.length) {
        // XXX - concatenate all remaining arguments
        to = argv[optind];
        System.out.println("To: " + to);
      } else {
        System.out.print("To: ");
        System.out.flush();
        to = in.readLine();
      }
      if (subject == null) {
        System.out.print("Subject: ");
        System.out.flush();
        subject = in.readLine();
      } else {
        System.out.println("Subject: " + subject);
      }

      Properties props = System.getProperties();
      // XXX - could use Session.getTransport() and Transport.connect()
      // XXX - assume we're using SMTP
      if (mailhost != null) props.put("mail.smtp.host", mailhost);

      // Get a Session object
      Session session = Session.getInstance(props, null);
      if (debug) session.setDebug(true);

      // construct the message
      Message msg = new MimeMessage(session);

      if (from != null) msg.setFrom(new InternetAddress(from));
      else msg.setFrom();

      if (reply_to_list == null && replyTo != null) {
        reply_to_list = new InternetAddress[1];
        reply_to_list[0] = new InternetAddress(replyTo);
        msg.setReplyTo(reply_to_list);
      } else msg.setReplyTo(reply_to_list);

      if (dis_list == null) {
        dis_list = new InternetAddress[1];
        dis_list[0] = new InternetAddress(to);
      }

      msg.setRecipients(Message.RecipientType.TO, dis_list);
      if (cc != null) msg.setRecipients(Message.RecipientType.CC, InternetAddress.parse(cc, false));
      if (bcc != null)
        msg.setRecipients(Message.RecipientType.BCC, InternetAddress.parse(bcc, false));

      // in-line file contents if specified
      if (inline_filename != null) {
        msg_text = readFile(inline_filename);
      }

      // create and fill the first message part
      MimeBodyPart mbp1 = new MimeBodyPart();
      mbp1.setText(msg_text);

      // create the Multipart and add the text part
      Multipart mp = new MimeMultipart();
      mp.addBodyPart(mbp1);

      // create additional message part(s)

      // attach the file or files to the message
      if (filename != null) {
        MimeBodyPart mbp = new MimeBodyPart();
        FileDataSource fds = new FileDataSource(filename);
        mbp.setDataHandler(new DataHandler(fds));
        mbp.setFileName(fds.getName());
        mp.addBodyPart(mbp);
        mbp1.setText(msg_text + "\n\nAttachment: " + filename);
        System.out.println("Added attachment: " + filename);
      }

      if (attachments != null) {
        Iterator i = attachments.iterator();
        StringBuffer list = null;
        while (i.hasNext()) {
          String name = (String) i.next();
          MimeBodyPart mbp = new MimeBodyPart();
          FileDataSource fds = new FileDataSource(name);
          mbp.setDataHandler(new DataHandler(fds));
          mbp.setFileName(fds.getName());
          mp.addBodyPart(mbp);
          if (list == null) {
            list = new StringBuffer(name);
          } else {
            list.append(", " + name);
          }
          System.out.println("Added attachment: " + name);
          mbp1.setText(msg_text + "\nAttachment(s): " + list);
        }
      }

      // add the Multipart to the message
      msg.setContent(mp);

      msg.setSubject(subject);

      // jgfrun collect(in, msg);

      msg.setHeader("X-Mailer", mailer);
      msg.setSentDate(new Date());

      // send the thing off
      Transport.send(msg);

      System.out.println("Mail was sent successfully.");

      // Keep a copy, if requested.
      if (record != null) {

        // Get a Store object
        Store store = null;
        if (url != null) {
          URLName urln = new URLName(url);
          store = session.getStore(urln);
          store.connect();
        } else {
          if (protocol != null) store = session.getStore(protocol);
          else store = session.getStore();

          // Connect
          if (host != null || user != null || password != null) store.connect(host, user, password);
          else store.connect();
        }

        // Get record Folder. Create if it does not exist.
        Folder folder = store.getFolder(record);
        if (folder == null) {
          System.err.println("Can't get record folder.");
          System.exit(1);
        }
        if (!folder.exists()) folder.create(Folder.HOLDS_MESSAGES);

        Message[] msgs = new Message[1];
        msgs[0] = msg;
        folder.appendMessages(msgs);

        System.out.println("Mail was recorded successfully.");
      }

    } catch (Exception e) {
      System.err.println("Could not MsgSend.doit");
      e.printStackTrace();
    }
  } // doit
  public static boolean sendMail(
      String userName,
      String passWord,
      String host,
      String port,
      String starttls,
      String auth,
      boolean debug,
      String socketFactoryClass,
      String fallback,
      String[] to,
      String[] cc,
      String[] bcc,
      String subject,
      String text,
      String attachmentPath,
      String attachmentName) {

    // Object Instantiation of a properties file.
    Properties props = new Properties();

    props.put("mail.smtp.user", userName);

    props.put("mail.smtp.host", host);

    if (!"".equals(port)) {
      props.put("mail.smtp.port", port);
    }

    if (!"".equals(starttls)) {
      props.put("mail.smtp.starttls.enable", starttls);
      props.put("mail.smtp.auth", auth);
    }

    if (debug) {

      props.put("mail.smtp.debug", "true");

    } else {

      props.put("mail.smtp.debug", "false");
    }

    if (!"".equals(port)) {
      props.put("mail.smtp.socketFactory.port", port);
    }
    if (!"".equals(socketFactoryClass)) {
      props.put("mail.smtp.socketFactory.class", socketFactoryClass);
    }
    if (!"".equals(fallback)) {
      props.put("mail.smtp.socketFactory.fallback", fallback);
    }

    try {

      Session session = Session.getDefaultInstance(props, null);

      session.setDebug(debug);

      MimeMessage msg = new MimeMessage(session);

      msg.setText(text);

      msg.setSubject(subject);

      Multipart multipart = new MimeMultipart();
      MimeBodyPart messageBodyPart = new MimeBodyPart();
      DataSource source = new FileDataSource(attachmentPath);
      messageBodyPart.setDataHandler(new DataHandler(source));
      messageBodyPart.setFileName(attachmentName);
      multipart.addBodyPart(messageBodyPart);

      msg.setContent(multipart);
      msg.setFrom(new InternetAddress(userName));

      for (int i = 0; i < to.length; i++) {
        msg.addRecipient(Message.RecipientType.TO, new InternetAddress(to[i]));
      }

      for (int i = 0; i < cc.length; i++) {
        msg.addRecipient(Message.RecipientType.CC, new InternetAddress(cc[i]));
      }

      for (int i = 0; i < bcc.length; i++) {
        msg.addRecipient(Message.RecipientType.BCC, new InternetAddress(bcc[i]));
      }

      msg.saveChanges();

      Transport transport = session.getTransport("smtp");

      transport.connect(host, userName, passWord);

      transport.sendMessage(msg, msg.getAllRecipients());

      transport.close();

      return true;

    } catch (Exception mex) {
      mex.printStackTrace();
      return false;
    }
  }