import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.util.*;
public class MyServlet extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, java.io.IOException {
//redirect the user depending on the value of the 'go' param
String destination = getInitParameter("go");
String contextPath = request.getContextPath();
if(destination == null || destination.equals(""))
throw new ServletException(
"Missing or invalid 'go' parameter in " +
getClass().getName());
if(destination.equals("weather"))
//ensure URL rewriting
response.sendRedirect(response.encodeRedirectURL(contextPath + "/weather") );
if(destination.equals("maps"))
//ensure URL rewriting
response.sendRedirect(response.encodeRedirectURL(contextPath + "/maps") );
}
}
PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.2//EN"
"http://java.sun.com/j2ee/dtds/web-app_2_2.dtd">
MyServletName
MyServlet
go
weather
MyServletName
/index.html