📄 logoutservlet.java
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package org.sunxin.ch15.online;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
public class LogoutServlet extends HttpServlet
{
public void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException,IOException
{
resp.setContentType("text/html;charset=gb2312");
HttpSession session=req.getSession();
User user=(User)session.getAttribute("user");
session.invalidate();
PrintWriter out=resp.getWriter();
out.println("<html><head><title>退出登录</title></head><body>");
out.println(user.getName()+"，你已退出登录<br>");
out.println("<a href=login.html>重新登录</a>");
out.println("</body></html>");
out.close();
}
}⌨️ 快捷键说明
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