@Override
	public boolean equals(Object o) {
		if (this == o) {
			return true;
		}
		if (o == null || getClass() != o.getClass()) {
			return false;
		}
		SentinelFeignClientProperties that = (SentinelFeignClientProperties) o;
		return enableRefreshRules == that.enableRefreshRules
				&& Objects.equals(defaultRule, that.defaultRule)
				&& Objects.equals(rules, that.rules);
	}
enable refresh circuit breaker rules from config center.
spring-cloud-alibaba-starters/spring-cloud-circuitbreaker-sentinel/src/main/java/com/alibaba/cloud/circuitbreaker/sentinel/feign/SentinelFeignClientProperties.java