logger.debug("Initializing {}", HcHttpClient.class.getName());
        }

        super.init();

        // robots.txt parser
        final Boolean robotsTxtEnabled = getInitParameter(ROBOTS_TXT_ENABLED_PROPERTY, Boolean.TRUE, Boolean.class);
        if (robotsTxtHelper != null) {
            robotsTxtHelper.setEnabled(robotsTxtEnabled);
        }

        // httpclient

    }

    public boolean containsXPathExpression(String expression) {
        return context.getValue(expression) != null;
    }

    public Object getValue(String expression) {
        try {
            return context.getValue(expression);
        } catch (JXPathNotFoundException e) {
            return null;
        }
    }

            String groupId,
            String artifactId,
            VersionRange versionRange,
            String type,
            String classifier,
            String scope,
            boolean optional);

    Artifact createDependencyArtifact(
            String groupId,
            String artifactId,
            VersionRange versionRange,
            String type,
            String classifier,

    state = State.DONE;
    return null;
  }

  @Override
  public final boolean hasNext() {
    checkState(state != State.FAILED);
    switch (state) {
      case DONE:
        return false;
      case READY:
        return true;
      default:
    }
    return tryToComputeNext();
  }

  private boolean tryToComputeNext() {
    state = State.FAILED; // temporary pessimism
    next = computeNext();

     *
     * @param version the version to test, must not be {@code null}
     * @return {@code true} if this range contains the specified version, {@code false} otherwise
     */
    boolean contains(@Nonnull Version version);

    /**
     * Returns the upper boundary of this range, or {@code null} if none.
     */
    @Nullable
    Boundary getUpperBoundary();

    /**

}


class AndroidStudioSystemProperties(
    @get:Internal
    val studioInstallation: AndroidStudioInstallation,
    @get:Internal
    val autoDownloadAndroidStudio: Boolean,
    @get:Internal
    val runAndroidStudioInHeadlessMode: Boolean,
    @get:Internal
    val androidStudioHome: Provider<String>,
    @get:Internal
    val androidStudioJvmArgs: List<String>,
    providers: ProviderFactory

     * @param state
     *            <code>true</code> to enable XInclude.
     * @return <code>true</code> if the XInclude state was successfully set.
     */
    public static boolean setXIncludeAware(final SAXParserFactory spf, final boolean state) {
        assertArgumentNotNull("spf", spf);

        try {
            spf.setXIncludeAware(state);
            return true;
        } catch (final RuntimeException e) {

  }

  @Override
  public final boolean hasNext() {
    return position < size;
  }

  @Override
  @ParametricNullness
  public final E next() {
    if (!hasNext()) {
      throw new NoSuchElementException();
    }
    return get(position++);
  }

  @Override
  public final int nextIndex() {
    return position;
  }

  @Override
  public final boolean hasPrevious() {
    return position > 0;

  }

  IncidentEdgeSet(ArchetypeGraph<N> graph, N node, EdgeType edgeType) {
    this.graph = graph;
    this.node = node;
    this.edgeType = edgeType;
  }

  @Override
  public boolean remove(@Nullable Object o) {
    throw new UnsupportedOperationException();
  }

  @Override
  public int size() {
    if (graph.isDirected()) {
      return predecessorsOrEmpty(node).size()

        }
        return Collections.emptyList();
    }

    @Override
    public boolean isTopProject() {
        return getBasedir().equals(getSession().getTopDirectory());
    }

    @Override
    public boolean isRootProject() {
        return getBasedir().equals(getRootDirectory());
    }

    @Override
    public Path getRootDirectory() {