+
+ private static Map<Integer, SignalCdnUrl[]> makeSignalCdnUrlMapFor(SignalCdnUrl[] cdn0Urls, SignalCdnUrl[] cdn2Urls) {
+ Map<Integer, SignalCdnUrl[]> result = new HashMap<>();
+ result.put(0, cdn0Urls);
+ result.put(2, cdn2Urls);
+ return Collections.unmodifiableMap(result);
+ }