import java.servlet.*; import java.io.*; import java.util.*; import java.servlet.http.*; import java.lang.*; public class example_2 extends GenericServlet { public void service(ServletRequest req, ServletResponse res) throws ServletException, IOException { // If this servlet has some data that was sent to it from a form, // this is how we get it out. // using the req.getParameter(); String message = req.getParameter("message"); String username = req.getParameter("username"); String number = req.getParameter("number"); // the above assumes that we have form variables called // MESSAGE, USERNAME, and NUMBER. res.setContentType("text/html"); PrintStream out = new PrintStream(res.getOutputStream()); out.println(""); out.println("