import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
public class PageCounterServlet extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("");
out.println("
");
out.println("Page Counter");
out.println("");
out.println("");
ServletContext servletContext = getServletContext();
int pageCounter = Integer.parseInt((String)
servletContext.getAttribute("pageCounter"));
pageCounter++;
out.println("You are visitor number " + pageCounter);
servletContext.setAttribute("pageCounter",
Integer.toString(pageCounter));
out.println("");
out.println("");
}
}