Take a look at this example chapter from the book Core J2EE Patterns:
http://vig.pearsoned.com/samplechapter/0130648841.pdf
On page 10 of the pdf (43 on the book :-), it speaks about this subject, and
a good strategy to address it
Hope it helps,
Rodrigo
I have some servlets serving html
I have some servlets serving html pages from the servlet engine.
suppose the user click the refresh button of the browser. How
does the servlet know that the user wants a refresh of the page?
My servlet needs to know if it is a refresh since if it processes the
same request twice in a row, it
