@PathVariable       路径变量
@RequestParam       获取请求参数
@RequestBody        获取请求体 
@RequestHeader      获取请求头
@CookieValue        获取Cookie值
@RequestAttribute  

public Map postMethod(@RequestBody String content)

@RequestHeader Map< String,String> headers,
@RequestParam Map< String,String> params,
@RequestParam(name="value",required=false) List< String> values

@RequestMapping(value = "/user/{id}")
public User getUserById(@PathVariable("id") String id)

@RequestMapping("cookieValue")
public String cookieValue(@CookieValue(value="JSESSIONID",defaultValue="") String sessionId){
 


https://gitee.com/dyyx/springboothello/blob/master/src/main/java/demo/controller/UserController.java

https://gitee.com/dyyx/springboothello/blob/master/src/main/java/demo/controller/DataBindController.java


 springboot2 mvc 数据绑定总结  
 spring常用注解  
 springboot常用注解和配置整理   

 SpringMVC 数据验证     
 SpringMVC consumes 和 produces 用法   
 SpringMVC @ControllerAdvice 注解