Salve, vorrei spedire delle email utilizzando gmail, ho trovato il seguente frammento di codice in giro:

/*
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*/



import com.sun.mail.smtp.SMTPTransport;
import java.security.Security;
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;

/**
*
* @author doraemon
*/
public class GoogleMail {

/** Creates a new instance of GoogleMail */
public GoogleMail() {
}

public static void Send(final String username, final String password, String recipientEmail, String title, String message) throws AddressException, MessagingException {
Security.addProvider(new com.sun.net.ssl.internal.ssl.Provider());
final String SSL_FACTORY = "javax.net.ssl.SSLSocketFactory";

// Get a Properties object
Properties props = System.getProperties();
props.setProperty("mail.smtps.host", "smtp.gmail.com");
props.setProperty("mail.smtp.socketFactory.class", SSL_FACTORY);
props.setProperty("mail.smtp.socketFactory.fallbac k", "false");
props.setProperty("mail.smtp.port", "465");
props.setProperty("mail.smtp.socketFactory.port", "465");
props.setProperty("mail.smtps.auth", "true");

props.put("mail.smtps.quitwait", "false");

Session session = Session.getInstance(props, null);

// -- Create a new message --
Message msg = new MimeMessage(session);

// -- Set the FROM and TO fields --
msg.setFrom(new InternetAddress(username + "@gmail.com"));
msg.setRecipients(Message.RecipientType.TO,
InternetAddress.parse(recipientEmail, false));
msg.setSubject(title);
msg.setText(message);
msg.setSentDate(new Date());

SMTPTransport t =
(SMTPTransport)session.getTransport("smtps");

t.connect("smtp.gmail.com", "username", "password");

t.sendMessage(msg, msg.getAllRecipients());

t.close();
}
}

Come posso richiamarlo in una pagina jsp?
Grazie