Interface Dns

okhttp/src/main/java/com/squareup/okhttp/internal/Dns.java:25–33

Domain name service. Prefer this over InetAddress#getAllByName to make code more testable.

 * make code more testable.
 */
public interface Dns {
  Dns DEFAULT = new Dns() {
    @Override public InetAddress[] getAllByName(String host) throws UnknownHostException {
      return InetAddress.getAllByName(host);
    }
  };

  InetAddress[] getAllByName(String host) throws UnknownHostException;
}