Thanks Dirk, you were right, I had the jar files in common/lib and also in the web-inf/lib
Thanks again On 6/29/05, Dirk Weigenand <[EMAIL PROTECTED]> wrote: > > Hi Carlos, > > > --- Ursprüngliche Nachricht --- > > Von: Carlos Bracho <[EMAIL PROTECTED]> > > An: tomcat-user@jakarta.apache.org > > Betreff: Mail Session ClassCastException > > Datum: Tue, 28 Jun 2005 10:08:28 -0400 > > > > Hello everybody. > > > > I am trying to get a mail session using the context's lookup method and > I > > get a ClassCastException. > > > > this is the resource declaration in my context.xml: > > > > <Resource name="mail/sessionMail" auth="Container" > > type="javax.mail.Session" > > mail.smtp.host="localhost"/> > > > > the code I am using to lookup the resource is: > > > > Context initialContext = new InitialContext(); > > Object objeto = initialContext.lookup("java:comp/env/mail/sessionMail"); > > String clase = objeto.getClass().getName(); > > if(objeto instanceof javax.mail.Session) > > { > > this.session = (javax.mail.Session) objeto; > > } > > > > when I debug that code I see the "clase" variable has " > javax.mail.Session" > > as value but the if test does not pass > > > > I think your code is correct. What you are running into here is a case of > loading classes via different class loaders. Check that your tomcat > installation and your webapp do not both contain mail.jar. The bean > factory > which provides your javax.mail.Session loads the class probably from the > common/lib/mail.jar and your webapp gets this class from its > WEB-INF/lib/mail.jar so they are both instances of javax.mail.Session but > since loaded via different class loaders not really the same classes. > > > Can anybody help men?? > > Regards, > Dirk > > -- > Weitersagen: GMX DSL-Flatrates mit Tempo-Garantie! > Ab 4,99 Euro/Monat: http://www.gmx.net/de/go/dsl > -- ------------------------------------------------------------------ Carlos J, Bracho M. ------------------------------------------------------------------ e-mail: [EMAIL PROTECTED] MSN: [EMAIL PROTECTED] +58 416 409 21 75 ------------------------------------------------------------------