ArtifactRepositoryPolicy releases) {
        this.id = id;
        this.url = url;
        this.layout = layout;
        this.snapshots = snapshots;
        this.releases = releases;
        //
        // Derive these from the URL
        //
        this.protocol = protocol(url);
        this.basedir = basedir(url);
    }

    public String pathOf(Artifact artifact) {
        return layout.pathOf(artifact);
    }

    }
  }

  /**
   * Creates a suite whose map has some elements filtered out of view.
   *
   * <p>Because the map may be ascending or descending, this test must derive the relative order of
   * these extreme values rather than relying on their regular sort ordering.
   */
  final TestSuite createSubmapSuite(
      FeatureSpecificTestSuiteBuilder<

  /*
   * TODO(cpovirk): It would be great to run all these tests (including class unloading) in an
   * environment that forces Futures.getChecked to its fallback WeakSetValidator. One awful way of
   * doing so would be to derive a separate test library by using remove_from_jar to strip out
   * ClassValueValidator.
   *
   * Fortunately, we get pretty good coverage "by accident": We run all these tests against the

      super(delegate);
      this.to = to;
      this.from = from;

      SortedMap<K, V> emptyMap = delegate.create();
      this.entryComparator = Helpers.entryComparator(emptyMap.comparator());

      // derive values for inclusive filtering from the input samples
      SampleElements<Entry<K, V>> samples = delegate.samples();
      List<Entry<K, V>> samplesList =

    }

    return derivedSuites;
  }

  /**
   * Creates a suite whose set has some elements filtered out of view.
   *
   * <p>Because the set may be ascending or descending, this test must derive the relative order of
   * these extreme values rather than relying on their regular sort ordering.
   */
  final TestSuite createSubsetSuite(

/**
 * Defines events that Maven fires during a build. <strong>Warning:</strong> This interface might be extended in future
 * Maven versions to support further events. Hence it is strongly recommended to derive custom listeners from
 * {@link AbstractExecutionListener} in order to avoid interoperability problems.
 *
 */
public interface ExecutionListener {

    void projectDiscoveryStarted(ExecutionEvent event);

    logger.get().log(FINER, "closing {0}", this);
    closeables.close();
  }

  private <U extends @Nullable Object> ClosingFuture<U> derive(FluentFuture<U> future) {
    ClosingFuture<U> derived = new ClosingFuture<>(future);
    becomeSubsumedInto(derived.closeables);
    return derived;
  }

  private void becomeSubsumedInto(CloseableList otherCloseables) {
    checkAndUpdateState(OPEN, SUBSUMED);

     * used as well.
     *
     * @param prefix The plugin prefix to resolve, must not be {@code null}.
     * @param session The build session from which to derive further settings, must not be {@code null}.
     */
    public DefaultPluginPrefixRequest(String prefix, MavenSession session) {
        setPrefix(prefix);

        setRepositorySession(session.getRepositorySession());

 * implement subtleties of the API improperly.
 *
 * <p><b>Custom implementation</b>: Avoid implementing {@code ListenableFuture} from scratch. If you
 * can't get by with the standard implementations, prefer to derive a new {@code Future} instance
 * with the methods in {@link Futures} or, if necessary, to extend {@link AbstractFuture}.
 *
 * <p>Occasionally, an API will return a plain {@code Future} and it will be impossible to change

    }
  }

  /**
   * Creates a suite whose map has some elements filtered out of view.
   *
   * <p>Because the map may be ascending or descending, this test must derive the relative order of
   * these extreme values rather than relying on their regular sort ordering.
   */
  final TestSuite createSubmapSuite(
      FeatureSpecificTestSuiteBuilder<