@GetMapping("/flux")
	public Flux<String> flux() {
		return Flux.fromArray(new String[] { "a", "b", "c" })
				// transform the publisher here.
				.transform(new SentinelReactorTransformer<>("flux"));
	}
@author <a href="mailto:fangjian0423@gmail.com">Jim</a>
spring-cloud-alibaba-examples/sentinel-example/sentinel-webflux-example/src/main/java/com/alibaba/cloud/examples/SentinelWebFluxController.java