This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Unless you are using servlet 3 and the @WebServlet annotation, you need to use the web.xml deployment descriptor to define the servlet.
See example at this web page: http://wiki.metawerx.net/wiki/Web.xml Note that the above example page contains a lot of things you do not need. Just look at the servlet section!