• SpringMVC---CookieValue


    配置文件承接一二章

     @CookieValue的作用

      用来获取Cookie中的值

         

    1、value:参数名称

      2、required:是否必须

      3、defaultValue:默认值

    原网址:https://www.cnblogs.com/caoyc/p/5635517.html

    index.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Hello World</title>
    <script type="text/javascript">
              document.cookie="name=caoyc;path=/"  
              document.cookie="age=18;path=/"  
              // 时间可以不要,但路径(path)必须要填写,
              //因为JS的默认路径是当前页,如果不填,此cookie只在当前页面生效!~
          </script>
    </head>
    
      
      <body>
        <a href="springMVC/testCookie">查看Cookie</a>
        
      </body>
    </html>
    

     test.java

    package com.hdxy.domian;
    
    import org.springframework.beans.factory.annotation.Value;
    import org.springframework.stereotype.Controller;
    import org.springframework.web.bind.annotation.CookieValue;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RequestMethod;
    import org.springframework.web.servlet.ModelAndView;
    /**
     * @author 流年拓荒者
     *
     */
    @RequestMapping("springMVC")
    @Controller
    public class Test {
       final public String SUCCESS="loginSuccess";
       @RequestMapping("/testCookie")
       public String testCookie(@CookieValue(value="name",required=false) String name,
               @CookieValue(value="age",required=false) Integer age){
           System.out.println(name+","+age);
           return SUCCESS;
       }
    }
    流年拓荒者
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  • 原文地址:https://www.cnblogs.com/lnthz/p/7865579.html
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