* removeFrom.removeIf(predicate)} instead.
   *
   * @param removeFrom the iterable to (potentially) remove elements from
   * @param predicate a predicate that determines whether an element should be removed
   * @return {@code true} if any elements were removed from the iterable
   * @throws UnsupportedOperationException if the iterable does not support {@code remove()}.
   * @since 2.0
   */

    }

    /**
     * Removes the specified element from this set if it is present.
     *
     * @param o
     *            object to be removed from this set, if present.
     * @return true if the set contained the specified element.
     */
    @Override
    public boolean remove(final Object o) {
        return map.remove(o) == PRESENT;
    }

    /**

 *   <li>Removes managed dependencies that are not used by direct dependencies</li>
 *   <li>Retains only managed dependencies that appear in the resolved dependency tree</li>
 * </ul>
 * <p>
 * <b>Repository and Profile Pruning</b>: The consumer POM removal strategy:
 * <ul>
 *   <li>Removes the central repository (only non-central repositories are kept)</li>

   * removeFrom.removeIf(predicate)} instead.
   *
   * @param removeFrom the iterable to (potentially) remove elements from
   * @param predicate a predicate that determines whether an element should be removed
   * @return {@code true} if any elements were removed from the iterable
   * @throws UnsupportedOperationException if the iterable does not support {@code remove()}.
   * @since 2.0
   */

     * the URL queue for the current thread is removed.
     *
     * @param urlQueue the URL queue to be set for the current thread, or null to remove the URL queue
     */
    public static void setUrlQueue(final UrlQueue<?> urlQueue) {
        if (urlQueue == null) {
            URL_QUEUE_THREAD_LOCAL.remove();
        } else {
            URL_QUEUE_THREAD_LOCAL.set(urlQueue);
        }
    }

     */
    public boolean contains(final E element) {
        return indexOf(element) != -1;
    }

    /**
     * Removes an element from the list.
     *
     * @param element the element
     * @return true if the element was removed, false otherwise
     */
    public boolean remove(final E element) {
        if (element == null) {
            for (Entry e = header.next; e != header; e = e.next) {

      }

      @Override
      public void remove() {
        iterator.remove();
      }
    };
  }

  /**
   * Returns an iterator that cycles indefinitely over the provided elements.
   *
   * <p>The returned iterator supports {@code remove()}. After {@code remove()} is called,
   * subsequent cycles omit the removed element, but {@code elements} does not change. The

     */
    /**
     * Removes the specified rule from the rule manager.
     * @param rule The rule to be removed.
     * @return true if the rule was successfully removed, false otherwise.
     */
    @Override
    public boolean removeRule(final Rule rule) {
        return ruleList.remove(rule);
    }

    }

    /**
     * Removes whitespace from the left side of the string.
     *
     * @param text
     *            The text to trim
     * @return The resulting string
     */
    public static final String ltrim(final String text) {
        return ltrim(text, null);
    }

    /**
     * Removes the specified characters from the left side of the string.
     *

        // Clean up old failure records
        long now = System.currentTimeMillis();
        lastFailureTimes.entrySet().removeIf(entry -> now - entry.getValue() > FAILURE_RECOVERY_TIME * 2);

        // Clean up old consecutive failure counters
        consecutiveFailures.entrySet().removeIf(entry -> {
            String key = entry.getKey();
            Long lastFailure = lastFailureTimes.get(key);