in library/src/main/java/com/alibaba/dcm/internal/InetAddressCacheUtilForOld.java [217:227]
public static DnsCache listInetAddressCache()
throws NoSuchFieldException, IllegalAccessException, ClassNotFoundException {
final Map<String, Object> cache;
final Map<String, Object> negativeCache;
synchronized (getAddressCacheOfInetAddress()) {
cache = new HashMap<>(getCache());
negativeCache = new HashMap<>(getNegativeCache());
}
return new DnsCache(convert(cache), convert(negativeCache));
}