Send Mail with Java

import java.util.Properties;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

public class SimpleMailSender {
        public static void main(String[] args) {
                Properties props = new Properties();
                props.put("mail.smtp.host", "smtp.gmail.com");
                props.put("mail.smtp.socketFactory.port", "465");
                props.put("mail.smtp.socketFactory.class",
                                "javax.net.ssl.SSLSocketFactory");
                props.put("mail.smtp.auth", "true");
                props.put("mail.smtp.port", "465");

                Session session = Session.getDefaultInstance(props,
                        new javax.mail.Authenticator() {
                                protected PasswordAuthentication getPasswordAuthentication() {
                                        return new PasswordAuthentication("ce.umitunal@gmail.com","  tvljswywbozgfrlu  ");
                                }
                        });

                try {

                        Message message = new MimeMessage(session);
                        message.setFrom(new InternetAddress("ce.umitunal@gmail.com"));
                        message.setRecipients(Message.RecipientType.TO,
                                        InternetAddress.parse("ce.umitunal@gmail.com"));
                        message.setSubject("Hacý Test Maili Bu");
                        message.setText("Ben ümit Ünal Testingen ! ," +
                                        "\n\n No spam to my email, please!");

                        Transport.send(message);

                        System.out.println("Done");

                } catch (MessagingException e) {
                        throw new RuntimeException(e);
                }
        }
}