Yes, I know about session tracking, and I can keep the identity of an user. The
problem is: how I keep the results of the query?


Simon Christian wrote:

> This is a fairly major part of using servlets - session tracking. Check out
> the HttpSession class, which allows you to store objects which relate (via
> the SessionId) to individual users. This requires that users either allow
> cookies, or on URL rewriting.
>
> I'd put some example code but like I say it's a major part and worth reading
> up on properly.
>
> Simon
>
> ASC wrote:
>
> > A few days ago I asked in this list about using JavaMail or sun smtp
> > classes. I have decided to use JavaMail classes. (for the only reason
> > that I already have the jars ,and it is not so complicated as it seemed
> > - to me, at least). Thanks to all that made their comments.
> > Now I need a solution for the problem of mail. The idea is simple: the
> > user requests certain information to a servlet, which retrieves it from
> > a DB. I want the user can obtain a plain text file with the results of
> > the query, if he/she wants. (pressing a button,i.e.) The results are
> > also diplayed in the page returned by the servlet. A solution is to make
> > a call to a different servlet that performs the same query, but doesn't
> > return a page, but sends a mail. But it requires the query be performed
> > twice. I would like to mantain in memory the string (really big string)
> > in the servlet, and depending on the action required, the results are
> > sent to a writer (browser) or sent via mail, so when the user clicks the
> > button the same servlet uses the same string. But the problem is that if
> > I mantain the variable (not declaring it in the service method), can
> > occur several requests from different users, so the results arn't the
> > same.
> > To sum up, I would like receiving some suggestions on how "remember" the
> > results beetwen two requests from the same user (without write to disk),
> > or some way to not use two servlet that meke the same.
> >
> > Thanks.
>
> ___________________________________________________________________________
> 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


begin:          vcard
fn:             ASC
n:              ;ASC
org:            Centro Tecnol�gico Industrial (Universidad de C�rdoba)
email;internet: [EMAIL PROTECTED]
x-mozilla-cpt:  ;0
x-mozilla-html: FALSE
version:        2.1
end:            vcard

Reply via email to