import com.google.thirdparty.publicsuffix.PublicSuffixType;
import java.util.List;
import javax.annotation.CheckForNull;

/**
 * An immutable well-formed internet domain name, such as {@code com} or {@code foo.co.uk}. Only
 * syntactic analysis is performed; no DNS lookups or other network interactions take place. Thus
 * there is no guarantee that the domain actually exists on the internet.
 *

   * Arrays#asList}.
   *
   * <p>Note that even when you do need the ability to add or remove, this method provides only a
   * tiny bit of syntactic sugar for {@code newArrayList(}{@link Arrays#asList asList}{@code
   * (...))}, or for creating an empty list then calling {@link Collections#addAll}. This method is