return justAfterNull.hashCode();
    }
  }

  public static final class NullsBeforeB extends NullsBefore {
    public static final NullsBeforeB INSTANCE = new NullsBeforeB();

    private NullsBeforeB() {
      super("b");
    }
  }

  public static final class NullsBeforeTwo extends NullsBefore {
    public static final NullsBeforeTwo INSTANCE = new NullsBeforeTwo();

    private NullsBeforeTwo() {

    /** The Plexus component type */
    public static final String MAVEN_PLUGIN = "maven-plugin";

    /** "once-per-session" execution strategy */
    public static final String SINGLE_PASS_EXEC_STRATEGY = "once-per-session";

    /** "always" execution strategy */
    public static final String MULTI_PASS_EXEC_STRATEGY = "always";

    private static final String DEFAULT_INSTANTIATION_STRATEGY = "per-lookup";

    private final Object domainsLock = new Object();

    private final Map<String, CacheEntry<DfsReferralDataInternal>> dcCache = new HashMap<>();
    private final Object dcLock = new Object();

    private CacheEntry<DfsReferralDataInternal> referrals = null;
    private final Object referralsLock = new Object();


    /**
     * @param tc
     * 

<module>
<source path="">
  <!-- Hack to keep collect from hiding collect.testing supersource: -->
  <exclude name="**/testing/**"/>
</source>

<!--
    We used to set this only for packages that had manual supersource. That
    worked everywhere that I know of except for one place: when running the GWT
    util.concurrent tests under Guava.

    The problem is that GWT responds poorly to two .gwt.xml files in the same
    Java package; see

	select {
	case result, ok := <-listener.acceptCh:
		if ok {
			return result.conn, result.err
		}
	case <-listener.ctx.Done():
	}
	return nil, syscall.EINVAL
}

// Close - closes underneath all TCP listeners.
func (listener *httpListener) Close() (err error) {
	listener.ctxCanceler()

	for i := range listener.listeners {
		listener.listeners[i].Close()
	}

    TreeMultiset<E> multiset = create();
    Iterables.addAll(multiset, elements);
    return multiset;
  }

  private final transient Reference<AvlNode<E>> rootReference;
  private final transient GeneralRange<E> range;
  private final transient AvlNode<E> header;

  TreeMultiset(Reference<AvlNode<E>> rootReference, GeneralRange<E> range, AvlNode<E> endLink) {
    super(range.comparator());

    //                                                                          Definition
    //                                                                          ==========
    private static final long serialVersionUID = 1L;
    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

    // ===================================================================================

   *
   * (That would also have ensured that its cause was always an Error, rather than possibly another
   * kind of Throwable that was later passed to initCause. Then we could have declared the override
   * `public final Error getCause()`.)
   */

  /**
   * Creates a new instance with {@code null} as its detail message and no cause.
   *
   * @deprecated Prefer {@linkplain ExecutionError(Error)} a constructor that accepts a cause: Users

    }

    public int getBuildNumber() {
        return buildNumber != null ? buildNumber : 0;
    }

    public String getQualifier() {
        return qualifier;
    }

    public final void parseVersion(String version) {
        comparable = new ComparableVersion(version);

        int index = version.indexOf('-');

        String part1;
        String part2 = null;

        if (index < 0) {

 */
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultToolchainsBuilder implements ToolchainsBuilder {
    private final org.apache.maven.api.services.ToolchainsBuilder builder;
    private final ToolchainsXmlFactory toolchainsXmlFactory;

    @Inject
    public DefaultToolchainsBuilder(