spring boot——请求与参数校验——cookie&session——httpsession细节

墨蓝 2023-09-28 23:58 7阅读 0赞

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package org.example.controller;
    
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RestController;
    import javax.servlet.http.Cookie;
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpServletResponse;
    import javax.servlet.http.HttpSession;
    
    @RestController
    public class CookieSessionController
    {
    
        @RequestMapping(value = "/cookieTest1")                     //获取请求行数据
        public void test1(HttpServletRequest request,HttpServletResponse response)
        {
            Cookie as = new Cookie("msg","hello");
            as.setMaxAge(20);
            response.addCookie(as);
    
            response.addCookie(new Cookie("cook-001-name" ,"cookie-001-value"));
    
        }
    
    
        @RequestMapping(value = "/cookieTest2")
        public void test15(HttpServletRequest request,HttpServletResponse response)
        {
    
            Cookie[] cookies = request.getCookies();
    
            if ( cookies != null)
            {
                for (Cookie c : cookies)
                {
                    System.out.println(c.getName()+"      "+c.getValue());
                }
            }
    
        }
    
    
    
    
    
        @RequestMapping(value = "/sessionTest1")
        public void test3(HttpServletRequest request,HttpServletResponse response)
        {
    
            HttpSession session = request.getSession();
    
            session.setAttribute("msg","session-hello");
    
        }
    
    
        @RequestMapping(value = "/sessionTest2")
        public void test4(HttpServletRequest request,HttpServletResponse response)
        {
    
            HttpSession session = request.getSession();
            Object as = session.getAttribute("msg");
            System.out.println(as);
    
        }
    
    
        @RequestMapping(value = "/sessionTest3")
        public void test5(HttpServletRequest request,HttpServletResponse response)
        {
    
            //期望服务器关闭后也能获取session
    
            HttpSession session = request.getSession();
            System.out.println(session);
    
            Cookie c = new Cookie("JSESSIONID",session.getId());
            c.setMaxAge(60*60*60);
            response.addCookie(c);
    
        }
    
    }

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[05eaacb58ef37b6d30fec4cbc974b048.png]: https://img-blog.csdnimg.cn/img_convert/05eaacb58ef37b6d30fec4cbc974b048.png
[4a9d6f165c61725998752930691378c2.png]: https://img-blog.csdnimg.cn/img_convert/4a9d6f165c61725998752930691378c2.png
[4d9d1d7d6aa2b188de09c04c7d1a5439.png]: https://img-blog.csdnimg.cn/img_convert/4d9d1d7d6aa2b188de09c04c7d1a5439.png
[24fded55e7a11e45c92f2ca6eca14091.png]: https://img-blog.csdnimg.cn/img_convert/24fded55e7a11e45c92f2ca6eca14091.png
[39aab319dcbd73ef20689f966b68c789.png]: https://img-blog.csdnimg.cn/img_convert/39aab319dcbd73ef20689f966b68c789.png
[90f29622e12cf865088015f9d7778b7e.png]: https://img-blog.csdnimg.cn/img_convert/90f29622e12cf865088015f9d7778b7e.png