?? test6.java
字號:
package com.proser;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
public class Test6 extends HttpServlet {
private PrintWriter out;
private HttpSession session;
long quit;
int time=10;
public void doPost(HttpServletRequest request,HttpServletResponse response) throws IOException{
request.setCharacterEncoding("GB2312");
response.setContentType("text/html; charset=gb2312");
out=response.getWriter();
session=request.getSession();
session.setMaxInactiveInterval(time);
quit=(System.currentTimeMillis()-session.getCreationTime())/1000;
out.print("會話已存在"+quit+"秒,過"+time+"秒后將自動退出");
if(quit>=time){
session.invalidate();
response.sendRedirect("Test7");
}
}
public void doGet(HttpServletRequest request,HttpServletResponse response) throws IOException{
doPost(request,response);
}
}
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