String ancestorName = name.substring(substringFrom);

    return new InternetDomainName(ancestorName, ancestorParts);
  }

  /**
   * Creates and returns a new {@code InternetDomainName} by prepending the argument and a dot to
   * the current name. For example, {@code InternetDomainName.from("foo.com").child("www.bar")}
   * returns a new {@code InternetDomainName} with the value {@code www.bar.foo.com}. Only lenient

/**
 * {@link TestCase} for {@link InternetDomainName}.
 *
 * @author Craig Berry
 */
@GwtCompatible(emulated = true)
public final class InternetDomainNameTest extends TestCase {
  private static final InternetDomainName UNICODE_EXAMPLE =
      InternetDomainName.from("j\u00f8rpeland.no");
  private static final InternetDomainName PUNYCODE_EXAMPLE =
      InternetDomainName.from("xn--jrpeland-54a.no");

/**
 * {@link TestCase} for {@link InternetDomainName}.
 *
 * @author Craig Berry
 */
@GwtCompatible(emulated = true)
public final class InternetDomainNameTest extends TestCase {
  private static final InternetDomainName UNICODE_EXAMPLE =
      InternetDomainName.from("j\u00f8rpeland.no");
  private static final InternetDomainName PUNYCODE_EXAMPLE =
      InternetDomainName.from("xn--jrpeland-54a.no");

import com.google.common.annotations.Beta;
import com.google.common.annotations.GwtCompatible;

/**
 * <b>Do not use this class directly. For access to public-suffix information, use {@link
 * com.google.common.net.InternetDomainName}.</b>
 *
 * <p>Specifies the type of a top-level domain definition.
 *
 * @since 23.3
 */
@Beta
@GwtCompatible
public enum PublicSuffixType {

    }

    // It is not any kind of IP address; must be a domain name or invalid.

    // TODO(user): different versions of this for different factories?
    InternetDomainName domain = InternetDomainName.from(host);

    if (domain.hasPublicSuffix()) {
      return new HostSpecifier(domain.toString());
    }

    throw new IllegalArgumentException(

/**
 * Basic sanity tests for the entire package.
 *
 * @author Ben Yu
 */

public class PackageSanityTests extends AbstractPackageSanityTests {
  public PackageSanityTests() {
    setDefault(InternetDomainName.class, InternetDomainName.from("google.com"));
  }

/**
 * Basic sanity tests for the entire package.
 *
 * @author Ben Yu
 */

public class PackageSanityTests extends AbstractPackageSanityTests {
  public PackageSanityTests() {
    setDefault(InternetDomainName.class, InternetDomainName.from("google.com"));
  }

import junit.framework.TestCase;

/**
 * {@link TestCase} for {@link HostSpecifier}. This is a relatively cursory test, as HostSpecifier
 * is a thin wrapper around {@link InetAddresses} and {@link InternetDomainName}; the unit tests for
 * those classes explore numerous corner cases. The intent here is to confirm that everything is
 * wired up properly.
 *
 * @author Craig Berry
 */

import junit.framework.TestCase;

/**
 * {@link TestCase} for {@link HostSpecifier}. This is a relatively cursory test, as HostSpecifier
 * is a thin wrapper around {@link InetAddresses} and {@link InternetDomainName}; the unit tests for
 * those classes explore numerous corner cases. The intent here is to confirm that everything is
 * wired up properly.
 *
 * @author Craig Berry
 */

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.ImmutableMap;

/**
 * <b>Do not use this class directly. For access to public-suffix information, use {@link
 * com.google.common.net.InternetDomainName}.</b>
 *
 * <p>A generated static class containing public members which provide domain name patterns used in
 * determining whether a given domain name is an effective top-level domain (public suffix).
 *