import  javax.activation.DataHandler;
 import  javax.mail.Message;
 import  javax.mail.Multipart;
 import  javax.mail.Session;
 import  javax.mail.Transport;
 import  javax.mail.internet.InternetAddress;
 import  javax.mail.internet.MimeBodyPart;
 import  javax.mail.internet.MimeMessage;
 import  javax.mail.internet.MimeMultipart;
 import  java.util.Date;
 import  java.util.Properties;

 public   class  SendFile
{
     private   static   final  String FROM = "Email.ru";
     private   static   final  String TO = "Email.ru";
     private   static   final  String HOST = "mail.ttt.ru";
     private   static   final  String CHARSET = "utf-8";
     private   static   final  String BODY = "Всем привет !";
     private   static   final  String SUBJECT = "Sent UTF file Отправка UTF файла";
     private   static   final  String FILE_NAME = "test.txt";

     public   static   void  main(String[] args)
             throws  Exception
    {
         boolean  debug = true;
// Create some properties and get the default Session
        Properties props = System.getProperties();
        props.put("mail.smtp.host", HOST);
        Session session = Session.getInstance(props,  null );
        session.setDebug(debug);
// Create a message
        MimeMessage msg =  new  MimeMessage(session);
        msg.setFrom( new  InternetAddress(FROM));
        InternetAddress[] address = {  new  InternetAddress(TO) };
        msg.setRecipients(Message.RecipientType.TO, address);
        msg.setSubject(SUBJECT, CHARSET);
// Create and fill the first message part
        MimeBodyPart bodyPart =  new  MimeBodyPart();
        bodyPart.setText(BODY, CHARSET);
// Create the second message part
        MimeBodyPart attachmentPart =  new  MimeBodyPart();
// Аttach the text file to the message
        ByteArrayDataSource dataSource =  new  ByteArrayDataSource(
                BODY, "text/plain; charset=" + CHARSET
        );
        attachmentPart.setDataHandler( new  DataHandler(dataSource));
        attachmentPart.setFileName(FILE_NAME);
// Create the Multipart and add its parts to it
        Multipart mp =  new  MimeMultipart();
        mp.addBodyPart(bodyPart);
        mp.addBodyPart(attachmentPart);
// Add the Multipart to the message
        msg.setContent(mp);
// Set the Date: header
        msg.setSentDate( new  Date());
// Send the message
        Transport.send(msg);
    }
}