private String buildAppName(final ServiceBean<?> serviceBean) {
        String appName = this.getAppName();
        return StringUtils.isBlank(appName) ? serviceBean.getApplication().getName() : appName;
    }
Instantiates a new context refreshed event listener.

@param clientConfig                   the shenyu dubbo client config
@param shenyuClientRegisterRepository the shenyuClientRegisterRepository
shenyu-client/shenyu-client-dubbo/shenyu-client-apache-dubbo/src/main/java/org/apache/shenyu/client/apache/dubbo/ApacheDubboServiceBeanListener.java