
<p>
 
<pre name="code" class="java">


package your-package;

import javax.mail.PasswordAuthentication;
import java.util.Properties;
import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.activation.FileDataSource;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.AddressException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;

public class Email {
    
    public void send(String recipeintEmail, 
            String subject, 
            String messageText, 
            String []attachments) 
            throws MessagingException, AddressException {
        /*
           It is a good practice to put this in a java.util.Properties 
           file and encrypt password. Scroll down 
           to comments below to see 
           how to use java.util.Properties in JSF context. 
        */
        String senderEmail = "your-gmail-account@gmail.com";
        String senderMailPassword = "sender-account-password";
        String gmail = "smtp.gmail.com";
        
        Properties props = System.getProperties();

        props.put("mail.smtp.user", senderEmail);
        props.put("mail.smtp.host", "smtp.gmail.com");
        props.put("mail.smtp.port", "465");
        props.put("mail.smtp.starttls.enable", "true");
        props.put("mail.smtp.debug", "true");
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.socketFactory.port", "465");
        props.put("mail.smtp.socketFactory.class", 
              "javax.net.ssl.SSLSocketFactory");
        props.put("mail.smtp.socketFactory.fallback", "false");

        // Required to avoid security exception.
        MyAuthenticator authentication = 
              new MyAuthenticator(senderEmail,senderMailPassword);
        Session session = 
              Session.getDefaultInstance(props,authentication);
        session.setDebug(true);

        MimeMessage message = new MimeMessage(session);
        
        BodyPart messageBodyPart = new MimeBodyPart();      
        messageBodyPart.setText(messageText);
        
        // Add message text
        Multipart multipart = new MimeMultipart();
        multipart.addBodyPart(messageBodyPart);
        
        // Attachments should reside in your server.
        // Example "c:\file.txt" or "/home/user/photo.webp"

        for (int i=0; i < attachments.length; i++) {        
            messageBodyPart = new MimeBodyPart();       
            DataSource source = new FileDataSource(attachments[i]);
            messageBodyPart.setDataHandler(new DataHandler(source));
            messageBodyPart.setFileName(attachments [i]);          
            multipart.addBodyPart(messageBodyPart) ;  
        }
        
   
           
        message.setContent(multipart);                
        message.setSubject(subject);
        message.setFrom(new InternetAddress(senderEmail));
        message.addRecipient(Message.RecipientType.TO,
            new InternetAddress(recipeintEmail));

        Transport transport = session.getTransport("smtps");
        transport.connect(gmail,465, senderEmail, senderMailPassword);
        transport.sendMessage(message, message.getAllRecipients());
        
        transport.close();
        
    }
    
    private class MyAuthenticator extends javax.mail.Authenticator {
        String User;
        String Password;
        public MyAuthenticator (String user, String password) {
            User = user;
            Password = password;
        }
        
        @Override
        public PasswordAuthentication getPasswordAuthentication() {
            return new javax.mail.PasswordAuthentication(User, Password);
        }
    }
    
}
  
  
  
</pre>
</p>


<p>
Good luck.
</p>



A Java class for sending multipart Email messages through your Gmail account