protected CountDownLatch latch;
  protected ListenableFuture<Boolean> future;

  @Override
  protected void setUp() throws Exception {

    // Create a latch and a future that waits on the latch.
    latch = new CountDownLatch(1);
    future = createListenableFuture(Boolean.TRUE, null, latch);
  }

  @Override
  protected void tearDown() throws Exception {

   * that additional context. Otherwise [e] is returned as-is.
   */
  internal fun messageDone(
    exchange: Exchange,
    requestDone: Boolean = false,
    responseDone: Boolean = false,
    e: IOException?,
  ): IOException? {
    if (exchange != this.exchange) return e // This exchange was detached violently!

    var bothStreamsDone = false
    var callDone = false

    private final String className;
    private final ValueHolder holderHead = new ValueHolder();
    private ValueHolder holderTail = holderHead;
    private boolean omitNullValues = false;
    private boolean omitEmptyValues = false;

    /** Use {@link MoreObjects#toStringHelper(Object)} to create an instance. */
    private ToStringHelper(String className) {

        }

        @Override
        public boolean hasChildNodes() {
            return false;
        }

        @Override
        public Node cloneNode(boolean deep) {
            return null;
        }

        @Override
        public void normalize() {
        }

        @Override
        public boolean isSupported(String feature, String version) {
            return false;

    public int getCreditCost() {
        return 1;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#isResponseAsync()
     */
    @Override
    public boolean isResponseAsync() {
        return false;
    }

    @Override
    public ServerMessageBlock2Request<?> getNext() {
        return null;
    }

    /**
     * {@inheritDoc}
     *

            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

        private static final long serialVersionUID = 1L;
        private String jvmSuggestOptions = "";
        private boolean useOwnTmpDir = false;

        public void setJvmSuggestOptions(String options) {
            this.jvmSuggestOptions = options;
        }

        public void setUseOwnTmpDir(boolean useOwnTmpDir) {
            this.useOwnTmpDir = useOwnTmpDir;
        }

        @Override

  }

  @JsMethod(name = "Number.prototype.toPrecision.call", namespace = JsPackage.GLOBAL)
  private static native String toPrecision(double value, int precision);

  @JsMethod
  static native boolean stringIsNullOrEmpty(@Nullable String string) /*-{
    return !string;
  }-*/;

  @JsMethod
  static native String nullToEmpty(@Nullable String string) /*-{
    return string || "";
  }-*/;

  @JsMethod

     *
     * @return whether the share is in DFS
     */
    boolean isShareDfs();

    /**
     * Indicates whether the tree connection has been successfully established and has a valid tree ID.
     *
     * @return whether the tree id is a valid one
     */
    boolean isValidTid();

    /**
     * artifact, closer to the entry point, is selected
     */
    @Configuration(name = "closer-first", value = "true")
    private boolean closerFirst = true;

    /**
     * newer artifact is selected
     */
    @Configuration(name = "newer-first", value = "true")
    private boolean newerFirst = true;

    @Override
    public MetadataGraphEdge apply(MetadataGraphEdge e1, MetadataGraphEdge e2) {