private ListView<String> emptyListView() {
		ListView<String> emptyListView = new ListView<>();
		emptyListView.setCount(0);
		emptyListView.setData(Collections.emptyList());
		return emptyListView;
	}
@author <a href="mailto:fangjian0423@gmail.com">Jim</a>
spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/test/java/com/alibaba/cloud/nacos/registry/MockNamingService.java