Servlet实现访问次数的例子
//ShowTimesServlet.java /*Servlet实现访问次数的例子!*/
import java.io.*;
import java.util.zip.*;
import javax.servlet.*;
import javax.servlet.http.*;
/*
这个类实现访问次数。显示访问次数!看是第几次访问!
*/
public class ShowTimesServlet extends HttpServlet {
public void doGet(HttpServletRequest request,HttpServletResponse response)
throws ServletException, java.io.IOException {
response.setContentType("text/html");
HttpSession session = request.getSession();
String heading;
Integer access(小型网站之最爱)Count =(Integer)session.getAttribute("access(小型网站之最爱)Count");
if(access(小型网站之最爱)Count == null) {
access(小型网站之最爱)Count = new Integer(0);
heading = "Welcom,You are first time to visit!";
}
else {
heading = "Welcome Backer";
access(小型网站之最爱)Count = new Integer(access(小型网站之最爱)Count.intValue()+1);
}
session.setAttribute("access(小型网站之最爱)Count",access(小型网站之最爱)Count);
PrintWriter out = response.getWriter();
out.println("The title:"+heading);
out.println("access(小型网站之最爱) count: "+access(小型网站之最爱)Count);
}
public void doPost(HttpServletRequest request,HttpServletResponse response)
throws ServletException, java.io.IOException {
doGet(request,response);
}
}
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