/**
     * Test sitemaps add and remove operations
     */
    public void test_sitemaps() {
        // Initial state
        assertNull(crawlerContext.removeSitemaps());

        // Add sitemaps
        String[] sitemaps = new String[] { "http://example.com/sitemap.xml", "http://test.com/sitemap.xml" };
        crawlerContext.addSitemaps(sitemaps);

        // Remove and verify

            LeaseEntry leaseEntry = baseLeaseManager.getLease(entry.getLeaseKey());
            if (leaseEntry == null || !leaseEntry.hasReadCache()) {
                // Lease lost, remove cache entry
                directoryCache.remove(directoryPath);
                return null;
            }
        }
        
        return entry;
    }
    
    public boolean canCacheDirectoryListing(String directoryPath) {

     * <p>
     * If the array does not contain the object, the original array is returned as is.
     * </p>
     *
     * @param <T>
     *            the type of the array elements
     * @param array
     *            the array
     * @param obj
     *            the element to remove from the array
     * @return the array after removal
     */

     * 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) {

                    return e;
                }
            }
        }
        return null;
    }

    /**
     * Removes the entry at the specified index from the list entries.
     *
     * @param index
     *            the index of the entry to remove
     * @return the removed entry
     */
    protected Entry<K, V> removeList(final int index) {
        final Entry<K, V> e = listTable[index];

     */
    /**
     * 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 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;
    }

    /**

    }

    /**
     * Removes the mapping for a key from this map if it is present.
     *
     * @param key the key whose mapping is to be removed from the map
     * @return the previous value associated with key, or null if no mapping existed
     */
    @Override
    public Object remove(final Object key) {
        return parent.remove(key);
    }

    /**

            boolean exclusive, boolean forceSigning);

    /**
     * Removes a transport from the pool.
     *
     * @param trans the transport to remove
     */
    void removeTransport(SmbTransport trans);

    /**
     * Closes the pool and all connections in it
     *