@Override
	public void initialize(ConfigurableApplicationContext applicationContext) {

		ConfigurableEnvironment environment = applicationContext.getEnvironment();
		String applicationName = environment.getProperty("spring.application.name");
		SentinelProperties sentinelProperties = Binder.get(environment)
				.bindOrCreate(SentinelConstants.PROPERTY_PREFIX, SentinelProperties.class);

		initSentinelConfig(sentinelProperties, applicationName);
	}
@author yuluo
@author <a href="mailto:yuluo08290126@gmail.com">yuluo</a>
spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-sentinel/src/main/java/com/alibaba/cloud/sentinel/custom/context/SentinelApplicationContextInitializer.java