D-Net

package eu.dnetlib.openaire.usermanagement.email;

import org.apache.log4j.Logger;

import javax.mail.*;

import javax.mail.internet.AddressException;

import javax.mail.internet.InternetAddress;

import javax.mail.internet.MimeMessage;

import java.util.Properties;

/**

 * Created by kiatrop on 9/10/2017.

 */

public class EmailSender {

    private static String username;

    private static String password;

    private static String host;

    private static String port;

    private static String from;

    Logger logger = Logger.getLogger(EmailSender.class);

    public void sendEmail(String recipient, String subject, String body) {

        // Get system properties

        Properties properties = System.getProperties();

        properties.setProperty("mail.smtp.host", host);

        properties.put("mail.smtp.port", port);

        properties.put("mail.smtp.auth", "true"); //enable authentication

        properties.put("mail.smtp.starttls.enable", "true");

        Session session = javax.mail.Session.getInstance(properties,

            new Authenticator() {

                protected PasswordAuthentication getPasswordAuthentication() {

                    return new PasswordAuthentication(username, password);

                }

            });

        try {

            // Create a default MimeMessage object.

            MimeMessage message = new MimeMessage(session);

            // Set From: header field of the header.

            message.setFrom(new InternetAddress(from));

            // Set To: header field of the header.

            message.addRecipient(Message.RecipientType.TO, new InternetAddress(recipient));

            // Set Subject: header field

            message.setSubject(subject);

            // For simple text setText() can be used instead of setContent()

            // Send the actual HTML message, as big as you like

            message.setContent(body, "text/html");

            // Send message

            Transport.send(message);

            logger.debug("Sent message successfully....\n");

        } catch (AddressException ae) {

            logger.error("Email could not be send.", ae);

        } catch (MessagingException me) {

            logger.error("Email could not be send.", me);

        }

    }

}