Spring boot RestTemplate 请求第三方API接口

        String url= ""; // urlHttpHeaders httpHeaders = new HttpHeaders(); // 头部httpHeaders.add("k1","v1");httpHeaders.add("k2","v2");List<Test>  list = restTemplate.exchange(url,HttpMethod.GET,new HttpEntity<>(null,httpHeaders),new ParameterizedTypeReference<List<Test>>() {}).getBody();