On Tue, 18 Dec 2001, Vishweshwar, Ghanakota wrote: > This one creates two String object instances, where as the earlier one > creates only extra reference. > how about (Object)"No Error Message"? > sorry for nitpicking!
Not necessary! A String is an Object. C'mon, this is basic Java stuff. There is nothing wrong with using a String, even a string literal, where an Object is called for. Vice-versa, you need to cast. > > -----Original Message----- > > From: Colin Capriati [mailto:[EMAIL PROTECTED]] > > Sent: Tuesday, December 18, 2001 4:38 PM > > To: [EMAIL PROTECTED] > > Subject: Re: Communication between JSP and servlets > > > > > > For brevity you could also try: > > > > application.setAttribute("errorMessage",new String("NO Error > > Message")); > > > > Colin > > > > ----- Original Message ----- > > From: "Mark Galbreath" <[EMAIL PROTECTED]> > > To: <[EMAIL PROTECTED]> > > Sent: Tuesday, December 18, 2001 12:51 PM > > Subject: Re: Communication between JSP and servlets > > > > > > > Look at the API - setAttribute() takes a String and an Object, not 2 > > > Strings. Try something like: > > > > > > String errorMessage = "NO Error Message"; > > > application.setAttribute( "errorMessage", errorMessage); > > > > > > > > > Cheers! > > > Mark > > > > > > -----Original Message----- > > > From: Jim Lindsay > > > Sent: Tuesday, December 18, 2001 2:49 PM > > > > > > I am not able to get session or application scope tracking > > to work for > > some > > > reason. Currently the code is trying to use > > > application tracking, but I know I should be using session > > tracking for > > > items that are for the user session. > > > > > > In my userLoggidIn.jsp page I have: > > > Error Message = < <%= > > application.getAttribute("errorMessage") %> > > > > > > > In my servlet I have: > > > application.setAttribute("errorMessage", "NO error message"); > > > > > > esponse.sendRedirect( > > response.encodeRedirectURL("/userLoggedIn.jsp"); > > > > > > The output is *always*: "Error Message = < null >". What > > the heck am I > > > doing wrong? > > > > > > > > ______________________________________________________________ > > _____________ > > > To unsubscribe, send email to [EMAIL PROTECTED] and > > include in the > > body > > > of the message "signoff SERVLET-INTEREST". > > > > > > Archives: > > http://archives.java.sun.com/archives/servlet-interest.html > > > Resources: > > http://java.sun.com/products/servlet/external-resources.html > > > LISTSERV Help: http://www.lsoft.com/manuals/user/user.html > > > > > > > > > > ______________________________________________________________ > > _____________ > > To unsubscribe, send email to [EMAIL PROTECTED] and > > include in the body > > of the message "signoff SERVLET-INTEREST". > > > > Archives: http://archives.java.sun.com/archives/servlet-interest.html > > Resources: > > http://java.sun.com/products/servlet/external-resources.html > > LISTSERV Help: http://www.lsoft.com/manuals/user/user.html > > > > > > "MMS <firstam.com>" made the following > annotations on 12/18/01 17:11:12 > ------------------------------------------------------------------------------ > "THIS E-MAIL MESSAGE AND ANY FILES TRANSMITTED HEREWITH, ARE INTENDED SOLELY FOR THE >USE OF THE INDIVIDUAL(S) ADDRESSED AND MAY CONTAIN CONFIDENTIAL, PROPRIETARY OR >PRIVILEGED INFORMATION. IF YOU ARE NOT THE ADDRESSEE INDICATED IN THIS MESSAGE (OR >RESPONSIBLE FOR DELIVERY OF THIS MESSAGE TO SUCH PERSON) YOU MAY NOT REVIEW, USE, >DISCLOSE OR DISTRIBUTE THIS MESSAGE OR ANY FILES TRANSMITTED HEREWITH. IF YOU >RECEIVE THIS MESSAGE IN ERROR, PLEASE CONTACT THE SENDER BY REPLY E-MAIL AND DELETE >THIS MESSAGE AND ALL COPIES OF IT FROM YOUR SYSTEM." > > ============================================================================== > > ___________________________________________________________________________ > To unsubscribe, send email to [EMAIL PROTECTED] and include in the body > of the message "signoff SERVLET-INTEREST". > > Archives: http://archives.java.sun.com/archives/servlet-interest.html > Resources: http://java.sun.com/products/servlet/external-resources.html > LISTSERV Help: http://www.lsoft.com/manuals/user/user.html > Milt Epstein Research Programmer Software/Systems Development Group Computing and Communications Services Office (CCSO) University of Illinois at Urbana-Champaign (UIUC) [EMAIL PROTECTED] ___________________________________________________________________________ To unsubscribe, send email to [EMAIL PROTECTED] and include in the body of the message "signoff SERVLET-INTEREST". Archives: http://archives.java.sun.com/archives/servlet-interest.html Resources: http://java.sun.com/products/servlet/external-resources.html LISTSERV Help: http://www.lsoft.com/manuals/user/user.html
