RestTemplate随笔

@RestController
@RequestMapping("/t")
public class CallController {


    @PostMapping("/e")
    public ResponseEntity call(@RequestParam("id") String id) throws URISyntaxException {
        RestTemplate restTemplate = new RestTemplate();

        Student student = new Student();
        student.setId(id);

        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_JSON);
        headers.add("Token", "123456789");

        HttpEntity formEntity =
                new HttpEntity(student, headers);//此处注意第一个参数设置，如果是对象参数直接填对象参数，否则填map结构参数
        URI uploadRoomInfoUrl = new URI("http://127.0.0.1:8081/app1_1/getStuById");

        // getForEntity getForObject 
        // postForEntity postForObject postForLocation 
        // exchange execute
        ResponseEntity result = restTemplate.postForEntity(
                uploadRoomInfoUrl, formEntity, Result.class);

        System.out.println(result);
        return result;
    }
}