VisitCount.java import java.io.IOException; import javax.servlet.http.Cookie; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.PrintWriter; @WebServlet("/visitorCounter") public class VisitCount extends HttpServlet { private static final long serialVersionUID=1L; protected void doGet(HttpServletRequest request,HttpServletResponse response)throws IOException,ServletException{ response.setContentType("text/html"); PrintWriter out=response.getWriter(); Cookie[] cookies=request.getCookies(); int visitCount=0; if(cookies!=null){ for(Cookie cookie:cookies){ if(cookie.getName().equals("visitCount")){ try{ visitCount=Integer.parseInt(cookie.getValue()); }catch(NumberFormatException e){ visitCount=0; } visitCount++; break; } } }else{ visitCount=1; } Cookie visitCookie=new Cookie("visitCount",Integer.toString(visitCount)); visitCookie.setMaxAge(60*60*24); response.addCookie(visitCookie); out.println(""); out.println("

number of times you have visited this page:"+visitCount+"

"); out.println(""); } }