
01: import java.io.*;
02: import javax.servlet.*;
03: import javax.servlet.http.*;
04: 
05: public class HelloWorldName extends HttpServlet {
06: 
07:     public void doGet(HttpServletRequest request,
08:                       HttpServletResponse response) 
09:         throws ServletException, IOException {
10: 
11:         String username = request.getParameter("username");
12: 
13:         // TODO: Validate user input here
14: 
15:         response.setContentType("text/html");
16:         PrintWriter out = response.getWriter();
17:         out.println("<HTML>\n" +
18:                     "<HEAD><TITLE>Hello World User</TITLE></HEAD>\n" +
19:                     "<BODY>\n" +
20:                     "<H1> Hello World," + username + "!</H1>\n" +
21:                     "</BODY>\n" +
22:                     "</HTML>");
23:     }
24: }
25: 
26: