此{@ 3}}方法上的@Nullable注释在RestTemplate中意味着什么?
我想澄清一下我得到的自定义对象是否可以为null?
HttpEntity<CustResponse > request = new HttpEntity<>(custRequest, headers);
CustResponse custResponse = restTemplate.postForObject("url", request, CustResponse .class);
custResponse可以为空吗?