private  DnsResolver nullDnsResolver() {
        return new DnsResolver() {
            @Override
            public InetAddress[] resolve(final String host) throws UnknownHostException {
                return new InetAddress[] {null};
            }
        };
    }
Base class for all clients which access Docker natively

@author roland
@since 08/08/16
src/main/java/io/fabric8/maven/docker/access/hc/util/AbstractNativeClientBuilder.java