Mono<Person> entityMono = client.get()
		.uri("/persons/1")
		.accept(MediaType.APPLICATION_JSON)
		.exchangeToMono(response -> {
			if (response.statusCode().equals(HttpStatus.OK)) {
				return response.bodyToMono(Person.class);
			}
			else {
				// Turn to error
				return response.createError();
			}
		});

val entity = client.get()
  .uri("/persons/1")
  .accept(MediaType.APPLICATION_JSON)
  .awaitExchange {
		if (response.statusCode() == HttpStatus.OK) {
			 return response.awaitBody<Person>()
		}
		else {
			 throw response.createExceptionAndAwait()
		}
  }