logout.java

来自「本源码主要从数据库的开发过程出发」· Java 代码 · 共 63 行

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package Source;

import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;

/**
 *
 * @author Administrator
 */
public class Logout extends HttpServlet {
   
    /** 
    * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
    * @param request servlet request
    * @param response servlet response
    */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        HttpSession session=request.getSession();
//        userInf userinf=(userInf)session.getAttribute("userInf");
//        userinf=null;
//        session.removeAttribute("userInf");
        session.invalidate();
        response.sendRedirect("Login.jsp");
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
    * Handles the HTTP <code>GET</code> method.
    * @param request servlet request
    * @param response servlet response
    */
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
    * Handles the HTTP <code>POST</code> method.
    * @param request servlet request
    * @param response servlet response
    */
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
    * Returns a short description of the servlet.
    */
    public String getServletInfo() {
        return "Short description";
    }
    // </editor-fold>
}