import java.io.IOException;
import java.util.Date;
import java.util.Properties;
 
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.PasswordAuthentication;
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 EmailAttachmentSender {
 
    public static void sendEmailWithAttachments(String host, String port,
            final String userName, final String password, String toAddress,
            String subject, String message, String[] attachFiles)
            throws AddressException, MessagingException {
        
    	// sets SMTP server properties
        Properties properties = new Properties();
        properties.put("mail.smtp.host", host);
        properties.put("mail.smtp.port", port);
        properties.put("mail.smtp.auth", "true");
        properties.put("mail.smtp.starttls.enable", "true");
        properties.put("mail.user", userName);
        properties.put("mail.password", password);
 
        // creates a new session with an authenticator
        Authenticator auth = new Authenticator() 
        {
            public PasswordAuthentication getPasswordAuthentication()
            {
                return new PasswordAuthentication(userName, password);
            }
        };
        
        Session session = Session.getInstance(properties, auth);
 
        // creates a new e-mail message
        Message msg = new MimeMessage(session);
 
        msg.setFrom(new InternetAddress(userName));
        InternetAddress[] toAddresses = { new InternetAddress(toAddress) };
        msg.setRecipients(Message.RecipientType.TO, toAddresses);
        msg.setSubject(subject);
        msg.setSentDate(new Date());
 
        // creates message part
        MimeBodyPart messageBodyPart = new MimeBodyPart();
        messageBodyPart.setContent(message, "text/html");
 
        // creates multi-part
        Multipart multipart = new MimeMultipart();
        multipart.addBodyPart(messageBodyPart);
 
        // adds attachments
        if (attachFiles != null && attachFiles.length > 0) 
        {
            for (String filePath : attachFiles)
            {
                MimeBodyPart attachPart = new MimeBodyPart();
 
                try 
                {
                    attachPart.attachFile(filePath);
                } 
                catch (IOException ex) 
                {
                    ex.printStackTrace();
                }
 
                multipart.addBodyPart(attachPart);
            }
        }
 
        // sets the multi-part as e-mail's content
        msg.setContent(multipart);
 
        // sends the e-mail
        Transport.send(msg);
 
    }
 
    /**
     * Test sending e-mail with attachments
     */
    public static void main(String[] args) 
    {
		        // SMTP info
		        String host = "smtp.gmail.com";
		        String port = "587";
		        String mailFrom = "delpypatrice@gmail.com";
		        String password = "Un92pac007";
		 
		        // message info
		        String mailTo = "patrice.delpy@neuf.fr";
		        String subject = "New email with attachments";
		        String message = "I have some attachments for you.";
		 
		        // attachments
		        String[] attachFiles = new String[3];
		        attachFiles[0] = "d:/recu.jpg";
		        attachFiles[1] = "d:/red.png";
		        attachFiles[2] = "d:/green.png";
		 
		        try {
		        	
		            sendEmailWithAttachments(host, port, mailFrom, password, mailTo, subject, message, attachFiles);
		            System.out.println("Email sent.");
		        } 
		        
		        catch (Exception ex)
		        {
		            System.out.println("Could not send email.");
		            ex.printStackTrace();
		        }
	}
}
