restTemplagte发送Post请求_resttemplate发送post

   @GetMapping("/rest")
    public void rest(){
 
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_JSON);
        HashMap <Object,Object>map=new HashMap();
        map.put("name","dasdad");
        //用HttpEntity封装整个请求报文
        HttpEntity<HashMap<String, Object>> request = new HttpEntity(map, headers);
String re= restTemplate.postForObject("http://localhost:8083/s",request,String.class);
//        String forObject = restTemplate.getForObject("http://localhost:8083/sys/test2", String.class);
        System.out.println("response:"+re);
    }
 
    @PostMapping("/s")
    public String test(@RequestBody  String name){
        System.out.println(name);
        return "vvvv";
    }