这项技术对我有用：
HttpHeaders headers = new HttpHeaders();headers.setContentType(MediaType.APPLICATION_JSON);HttpEntity<String> entity = new HttpEntity<String>(requestJson, headers);ResponseEntity<String> response = restTemplate.put(url, entity);
我希望这有帮助
这项技术对我有用：
HttpHeaders headers = new HttpHeaders();headers.setContentType(MediaType.APPLICATION_JSON);HttpEntity<String> entity = new HttpEntity<String>(requestJson, headers);ResponseEntity<String> response = restTemplate.put(url, entity);
我希望这有帮助
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