}

        return node;
    }

    protected boolean isPrunedTag(final Node node, final PrunedTag[] prunedTags) {
        for (final PrunedTag prunedTag : prunedTags) {
            if (prunedTag.matches(node)) {
                return true;
            }
        }
        return false;
    }

    protected String getMultipleNodeValue(final Document document, final String xpath) {

   * @since 14.0
   */
  @GwtIncompatible // regular expressions
  @CheckForNull
  public static Float tryParse(String string) {
    if (Doubles.FLOATING_POINT_PATTERN.matcher(string).matches()) {
      // TODO(lowasser): could be potentially optimized, but only with
      // extensive testing
      try {
        return Float.parseFloat(string);
      } catch (NumberFormatException e) {

   * @since 14.0
   */
  @GwtIncompatible // regular expressions
  @CheckForNull
  public static Double tryParse(String string) {
    if (FLOATING_POINT_PATTERN.matcher(string).matches()) {
      // TODO(lowasser): could be potentially optimized, but only with
      // extensive testing
      try {
        return Double.parseDouble(string);
      } catch (NumberFormatException e) {

   * @since 14.0
   */
  @GwtIncompatible // regular expressions
  @CheckForNull
  public static Float tryParse(String string) {
    if (Doubles.FLOATING_POINT_PATTERN.matcher(string).matches()) {
      // TODO(lowasser): could be potentially optimized, but only with
      // extensive testing
      try {
        return Float.parseFloat(string);
      } catch (NumberFormatException e) {

   */
  /*
   * TODO(cpovirk): Change to Comparator<? super B> to permit Comparator<@Nullable ...> and
   * Comparator<SupertypeOfB>? What we have here matches the immutable collections, but those also
   * expose a public Builder constructor that accepts "? super." So maybe we should do *that*
   * instead.
   */
  public static <B> Builder<B> orderedBy(Comparator<B> comparator) {

        httpRequest.abort();
    }

    protected boolean isRedirectHttpStatus(final int httpStatusCode) {
        return redirectHttpStatusPattern.matcher(Integer.toString(httpStatusCode)).matches();
    }

    protected HttpResponse executeHttpClient(final HttpUriRequest httpRequest) throws IOException {
        return httpClient.execute(httpRequest, new BasicHttpContext(httpClientContext));
    }

     * 
     * <p>
     * The wildcard expression may consist of two special meta
     * characters in addition to the normal filename characters. The '*'
     * character matches any number of characters in part of a name. If
     * the expression begins with one or more '?'s then exactly that
     * many characters will be matched whereas if it ends with '?'s

   * @since 14.0
   */
  @GwtIncompatible // regular expressions
  @CheckForNull
  public static Double tryParse(String string) {
    if (FLOATING_POINT_PATTERN.matcher(string).matches()) {
      // TODO(lowasser): could be potentially optimized, but only with
      // extensive testing
      try {
        return Double.parseDouble(string);
      } catch (NumberFormatException e) {

			return
		}
	}

	if !globalIAMSys.Initialized() {
		writeSTSErrorResponse(ctx, w, ErrSTSIAMNotInitialized, errIAMNotInitialized)
		return
	}

	// Validate JWT; check clientID in claims matches the one associated with the roleArn
	if err := globalIAMSys.OpenIDConfig.Validate(r.Context(), roleArn, token, accessToken, r.Form.Get(stsDurationSeconds), claims); err != nil {
		switch err {
		case openid.ErrTokenExpired:

	}

	for {
		select {
		case <-ctx.Done():
			return
		case <-t.C:
			if !monitor() {
				return
			}
		}
	}
}

// checkID will check if the disk ID matches the provided ID.
func (p *xlStorageDiskIDCheck) checkID(wantID string) (err error) {
	if wantID == "" {
		return nil
	}
	id, err := p.storage.GetDiskID()
	if err != nil {
		return err
	}