Sending Mail Through GMail Account Using Java Code

import javax.mail.*;
import javax.mail.internet.*;
import java.util.*;

public class Main {
String d_email = "your_email_id@gmail.com", 
                  d_password = "your_password",
                  d_host = "smtp.gmail.com", 
                  d_port = "465", 
                  m_to = "email_to@any.any",
                  m_subject = "Testing", 
                  m_text = 
                  "<h1>
                     Hey, this is the testing email.
                   </h1> 
                   <a href="http://softwaresafar.blogspot.com/"> 
                     Check this Link for development solution 
                   </a>";

public Main() {
  Properties props = new Properties();
  props.put("mail.smtp.user", d_email);
  props.put("mail.smtp.host", d_host);
  props.put("mail.smtp.port", d_port);
  props.put("mail.smtp.starttls.enable", "true");
  props.put("mail.smtp.auth", "true");
  props.put("mail.smtp.debug", "true");
  props.put("mail.smtp.socketFactory.port", d_port);
  props.put("mail.smtp.socketFactory.class",
          "javax.net.ssl.SSLSocketFactory");
  props.put("mail.smtp.socketFactory.fallback", "false");

  SecurityManager security = System.getSecurityManager();

  try {
      Authenticator auth = new SMTPAuthenticator();
      Session session = Session.getInstance(props, auth);
      // session.setDebug(true);

      MimeMessage msg = new MimeMessage(session);
      //msg.setText(m_text);
      msg.setContent(m_text, "text/html");

      msg.setSubject(m_subject);
      msg.setFrom(new InternetAddress(d_email));
      msg.addRecipient(Message.RecipientType.TO,
              new InternetAddress(m_to));
      Transport.send(msg);
      System.out.println("Message send successfully");
  } catch (Exception mex) {
      mex.printStackTrace();
  }
}

public static void main(String[] args) {
  Main blah = new Main();
}

private class SMTPAuthenticator extends javax.mail.Authenticator {
  public PasswordAuthentication getPasswordAuthentication() {
      return new PasswordAuthentication(d_email, d_password);
  }
}
}

• You can also send multiple message by chenging few
  things from this code.
  


• You need to download some jar files also for this one.
  


• mail.jar
  


• activation.jar
  


• search for that and download it.
  

download your code from here