@CookieValue注解使用

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@CookieValue 获取cookie

测试环境参照：https://blog.csdn.net/sswqzx/article/details/84171999

HelloController2.java

package com.day01springmvc.controller;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.servlet.ModelAndView;

/**
 * @ Author     ：ShaoWei Sun.
 * @ Date       ：Created in 20:58 2018/11/16
 */
@Controller
@RequestMapping("hello")
public class HelloController2 {

    @RequestMapping("show25")
    public String test25(Model model, @CookieValue("JSESSIONID")String jsessionid){
        model.addAttribute("msg", "获取cookie,jsessionid:" + jsessionid);
        return "hello2";
    }

}

测试：