@Override
	public List<String> getEurekaServerServiceUrls(String myZone) {
		String serviceUrls = this.serviceUrl.get(myZone);
		if (serviceUrls == null || serviceUrls.isEmpty()) {
			serviceUrls = this.serviceUrl.get(DEFAULT_ZONE);
		}
		if (StringUtils.hasText(serviceUrls)) {
			final String[] serviceUrlsSplit = StringUtils.commaDelimitedListToStringArray(serviceUrls);
			List<String> eurekaServiceUrls = new ArrayList<>(serviceUrlsSplit.length);
			for (String eurekaServiceUrl : serviceUrlsSplit) {
				if (!endsWithSlash(eurekaServiceUrl)) {
					eurekaServiceUrl += "/";
				}
				eurekaServiceUrls.add(eurekaServiceUrl.trim());
			}
			return eurekaServiceUrls;
		}

		return new ArrayList<>();
	}
Order of the discovery client used by `CompositeDiscoveryClient` for sorting
available clients.
spring-cloud-netflix-eureka-client/src/main/java/org/springframework/cloud/netflix/eureka/EurekaClientConfigBean.java