Of course you should check the syntax of the address before even opening a session to a mail server, but that was already discussed in this thread yesterday.
With regular expression you won't know if a syntactical valid address is a real address. > -----Ursprüngliche Nachricht----- > Von: Kunal Shah [mailto:[EMAIL PROTECTED]] > Gesendet: Donnerstag, 10. Oktober 2002 08:50 > An: Tomcat Users List > Betreff: RE: How to validate email address in JSP by using javax.mail? > > > hummm > that means you should load the server for checking validity > of email address by sending a mail to the address, as it is > not assuring that it would be correct way to find out the > validity of email. > > I think in that case, regular expression is much convinient > way to go with. > -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>