send Email, creates a new session with an authenticator - Java Network

Java examples for Network:EMail

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Description

send Email, creates a new session with an authenticator

Demo Code


//package com.java2s;
import java.io.File;
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 Main {
    public static void sendEmail(String host, String port,
            final String userName, final String password, String recipient,
            String subject, String message, File attachFile)
            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);
            }//from   ww w .j  av a  2  s . c o m
        };
        Session session = Session.getInstance(properties, auth);

        // creates a new e-mail message
        Message msg = new MimeMessage(session);

        msg.setFrom(new InternetAddress(userName));

        String[] recipientArray = recipient.split(",");
        InternetAddress[] toAddresses = new InternetAddress[recipientArray.length];
        for (int i = 0; i < recipientArray.length; i++) {
            toAddresses[i] = new InternetAddress(recipientArray[i]);
        }
        //InternetAddress[] toAddresses = { new InternetAddress(recipient),new InternetAddress("tgbadorrek@gmail.com") };
        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 (attachFile != null) {
            MimeBodyPart attachPart = new MimeBodyPart();

            try {
                attachPart.attachFile(attachFile);
            } 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);

    }
}

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