Open letter to students with homework problems and How to ask homework questions: Make a genuine attempt yourself, show the code, ask a specific question. — kaylum 7 secs ago

If you want a detailed explaination of the why check out the answers to this question I asked on SE Software Engineering a while back. — max 7 secs ago

See also: Open letter to students with homework problems - Software Engineering Meta Stack Exchange — MikeCAT 45 secs ago

I do not think this question is fit for Stackoverflow. Most likely softwareengineering.stackexchange.com is better for your question. Also, JSP is now considered an old technology. You may want to consider something more modern. — crazyGuy 34 secs ago