Send an email with java without reading 100s of how-tos

Email.java

package Control;

import java.util.Properties;
import javax.mail.Session;
import javax.mail.Message;
import javax.mail.Transport;
import javax.mail.Authenticator;
import javax.mail.MessagingException;
import javax.mail.internet.InternetAddress;
import javax.mail.PasswordAuthentication;
import javax.mail.internet.MimeMessage;

public class Email {

	public static void send(String to, String sub, String msg, final String user, final String pass) {
		Properties props = new Properties();

		props.put("mail.smtp.host", "smtp.gmail.com");
		props.put("mail.smtp.port", "587");
		props.put("mail.smtp.auth", "true");
		props.put("mail.smtp.starttls.enable", "true");

		Session session = Session.getInstance(props, new Authenticator() {
			@Override
			protected PasswordAuthentication getPasswordAuthentication() {
				return new PasswordAuthentication(user, pass);
			}
		});

		try {
			Message message = new MimeMessage(session);

			message.setFrom(new InternetAddress(user));
			message.setRecipients(Message.RecipientType.TO, InternetAddress.parse(to));
			message.setSubject(sub);
			message.setText(msg);

			Transport.send(message);

		} catch (MessagingException e) {

			throw new RuntimeException(e);
		}

	}
}