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  • 客户端禁用cookie情况下的URL重写

    客户端禁用cookie情况下的URL重写:

    servlet:

    package com.stono.servlet.listenerorder;
    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 SessionON extends HttpServlet {
        private static final long serialVersionUID = 1L;
        @Override
        protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
            HttpSession session = req.getSession();
            // 如果客户端的cookie禁用,每次获得的session都是新的;在chrome Developer Tools中的Cookies界面可以看到没有request的JSESSIONID;
            // 判断获得的session是否是新的;
            boolean new1 = session.isNew();
            System.out.println("session is " + new1);
            PrintWriter writer = resp.getWriter();
            writer.println("com.stono.servlet.listenerorder.SessionON.doGet(HttpServletRequest, HttpServletResponse)");
            // 使用response.sendRedirect(response.encodeRedirectURL("b.do"))进行URL重写;
            // 在客户端可以看到形如:TestBootWeb/b.do;jsessionid=6047B41B7A2D066E803FBA68C88E40F8的格式的URL;
            // 这样在b.do中其session就可以记住当前的页面a.do的session;
            resp.sendRedirect(resp.encodeRedirectURL("b.do"));
            // 在JSP中使用response.encodeURL("xxx.do");进行编写;
        }
    }
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  • 原文地址:https://www.cnblogs.com/stono/p/4861548.html
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