How Apache communicate with Java servlet

If I have setup my apache in my server with port number 8000
and I also setup my java servlet in my server in another port number 8010
If I had build html or http using the apache port number in the www where people in the www can press the buttonand submit query.
and I want the http(apache) communicate with JSP/Servlet and the opeation query will done in JSP/Servlet server. Finally, JSP/Servlet communicate with HTTP(Apache) and return the result query to HTTP(Apache) , and Internet user could saw the result in HTTP.

How do I do the setup or configure in this kind of problem.Have anyone done this thing before..pls help. Very appreciated.