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;
}
}