envoie mail dans du code Java

Bonjour,
j'essaie d'envoyer un mail à partir de mon code java.
J'ai récupéré un code sur un site.

voici mon code :

Code:

1
2
3
4
5
6
7
8
9
10
11
12
13
 
SendMailUsingAuthentication smtpMailSender = new SendMailUsingAuthentication();
 
			try {
				smtpMailSender.postMail( smtpMailSender.getEmailList(), 
										 smtpMailSender.getEmailSubjectTxt(), 
										 smtpMailSender.getEmailMsgTxt(), 
										 smtpMailSender.getEmailFromAddress() );
			} catch (Exception e1) {
				// TODO Auto-generated catch block
				e1.printStackTrace();
				page.println("exception:  " + e1);
			}

et voici la classe SendMailUsingAuthentication:

Code:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
 
 
private  final String SMTP_HOST_NAME = "smtp.nomDeSite";
private static final String SMTP_AUTH_USER = "mail";
  private static final String SMTP_AUTH_PWD  = "****";
 
  private static final String emailMsgTxt      = "Online Order Confirmation Message. Also include the Tracking Number.";
  private static final String emailSubjectTxt  = "Order Confirmation Subject";
  private static final String emailFromAddress = "***@hotmail.com";
 
  // Add List of Email address to who email needs to be sent to
  private static final String[] emailList = {"***@gmail.com", "***@hotmail.com"};
 
 
  public void postMail( String recipients[ ], String subject,
                            String message , String from) throws MessagingException
  {
    boolean debug = false;
 
     //Set the host smtp address
     Properties props = new Properties();
     props.put("mail.smtp.host", SMTP_HOST_NAME);
     props.put("mail.smtp.auth", "true");
 
    Authenticator auth = new SMTPAuthenticator();
    Session session = Session.getDefaultInstance(props, auth);
 
    session.setDebug(debug);
 
    // create a message
    Message msg = new MimeMessage(session);
 
    // set the from and to address
    InternetAddress addressFrom = new InternetAddress(from);
    msg.setFrom(addressFrom);
 
    InternetAddress[] addressTo = new InternetAddress[recipients.length];
    for (int i = 0; i < recipients.length; i++)
    {
        addressTo[i] = new InternetAddress(recipients[i]);
    }
    msg.setRecipients(Message.RecipientType.TO, addressTo);
 
 
    // Setting the Subject and Content Type
    msg.setSubject(subject);
    msg.setContent(message, "text/plain");
    Transport.send(msg);
 }
 
 
/**
* SimpleAuthenticator is used to do simple authentication
* when the SMTP server requires it.
*/
private class SMTPAuthenticator extends javax.mail.Authenticator
{
 
    public PasswordAuthentication getPasswordAuthentication()
    {
        String username = SMTP_AUTH_USER;
        String password = SMTP_AUTH_PWD;
        return new PasswordAuthentication(username, password);
    }
}
 
}

voici l'erreur retourner:
java.lang.SecurityException: Access to default session denied test

Merci de votre aide