public static FallbackFactory loadFallbackFactory(ConsumerConfig consumerConfig) {
        FallbackFactory fallbackFactory = FALLBACK_FACTORY_MAPPING.get(consumerConfig);
        if (fallbackFactory != null) {
            return fallbackFactory;
        }
        return GLOBAL_FALLBACK_FACTORY;
    }
Hystrix Config

@author <a href=mailto:scienjus@gmail.com>ScienJus</a>
fault/fault-hystrix/src/main/java/com/alipay/sofa/rpc/hystrix/SofaHystrixConfig.java