//From: http://www.codejava.net/java-ee/jsp/sending-e-mail-with-jsp-servlet-and-javamail
package tools;

import java.util.Date;
import java.util.Properties;
 
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.MessagingException;
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.MimeMessage;
 
/**
 * A utility class for sending e-mail messages
 * @author www.codejava.net
 *
 */
public class EmailUtility {

    public static void sendEmail(String host, String port,
            final String userName, final String password, String toAddress,
            String subject, String message) 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"); STARTTLS requested but already using SSL
		properties.put("mail.smtp.EnableSSL.enable","true");
		properties.put("mail.smtp.socketFactory.port", port);
		properties.put("mail.smtp.socketFactory.class","javax.net.ssl.SSLSocketFactory");
		//properties.put("mail.debug", "true"); 
		 

		// 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());
		//msg.setText(message);
		msg.setContent(message, "text/html; charset=utf-8");
 
		// sends the e-mail
		Transport.send(msg);
    }
}