logoutservlet.java

来自「Online flight booking」· Java 代码 · 共 90 行

JAVA
90 行
字号 
/* * To change this template, choose Tools | Templates * and open the template in the editor. */package coreservlets;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;/** * * @author htset */public class LogoutServlet extends HttpServlet {       /**      * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.     * @param request servlet request     * @param response servlet response     * @throws ServletException if a servlet-specific error occurs     * @throws IOException if an I/O error occurs     */    protected void processRequest(HttpServletRequest request, HttpServletResponse response)    throws ServletException, IOException {                        HttpSession session = request.getSession(true);                synchronized (session) {                    session.invalidate();                }        response.setContentType("text/html;charset=UTF-8");        PrintWriter out = response.getWriter();        try {            out.println("<html>");            out.println("<head>");            out.println("<title>User logged out</title>");            out.println("</head>");            out.println("<body>");                out.println("<br><p align=\"center\">You may log in again <a href=\"./login.html\">here</a></p>");            out.println("</body>");            out.println("</html>");        } finally {             out.close();        }    }     // <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     * @throws ServletException if a servlet-specific error occurs     * @throws IOException if an I/O error occurs     */    @Override    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     * @throws ServletException if a servlet-specific error occurs     * @throws IOException if an I/O error occurs     */    @Override    protected void doPost(HttpServletRequest request, HttpServletResponse response)    throws ServletException, IOException {        processRequest(request, response);    }    /**      * Returns a short description of the servlet.     * @return a String containing servlet description     */    @Override    public String getServletInfo() {        return "Short description";    }// </editor-fold>}

logoutservlet.java - 源码说明

本页面展示了「Online flight booking」中的 logoutservlet.java 源码文件，采用 Java 编程语言编写，共 90 行代码。您可以在线阅读完整代码内容，也可以返回资源详情页下载完整源码包进行本地学习和开发。

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