org.springframework.web.client.RestClientException: Could not extract response: no suitable HttpMessageConverter found for response type [com.package.Response] and content type [application/octet-stream]
@RestService
RestClient restClient;
...
String json = "{"param":3}";
restClient.getRestTemplate().getMessageConverters().add(new GsonHttpMessageConverter());
Response res = restClient.send(json);
@Rest("http://my-url.com")
public interface RestClient
{
@Post("/something/")
Response send(String json);
RestTemplate getRestTemplate();
void setRestTemplate(RestTemplate restTemplate);
}