/**
     * Sets the HTTP method for the URL queue.
     *
     * @param method the HTTP method to be set (e.g., GET, POST, etc.)
     */
    void setMethod(String method);

    /**
     * Retrieves the URL from the queue.
     *
     * @return the URL as a String.
     */
    String getUrl();

    /**
     * Sets the URL for this UrlQueue.
     *
     * @param url the URL to be set
     */

    /**
     * Adds a URL to the queue.
     *
     * @param sessionId The session ID.
     * @param url The URL.
     */
    void add(String sessionId, String url);

    /**
     * Inserts a URL queue.
     *
     * @param urlQueue The URL queue.
     */
    void insert(QUEUE urlQueue);

    /**
     * Deletes a URL queue.
     *
     * @param sessionId The session ID.

    }

    /**
     * @throws Exception
     */
    public void testRelativePath() throws Exception {
        final File f = new File("/Program Files/foo.jar");
        URL url = new URL("jar:" + f.toURI().toURL() + "!/foo/bar/");
        url = new URL(url, "..");
        System.out.println(url.toExternalForm());
    }

    protected String sessionId;

    /** The HTTP method used for the URL in the queue. */
    protected String method;

    /** The URL from the queue. */
    protected String url;

    /** The metadata associated with the URL queue. */
    protected String metaData;

    /** The encoding of the URL queue. */
    protected String encoding;

    /** The parent URL of the current URL in the queue. */

            url = url.substring(0, idx);
        }

        url = url.replace("/./", "/");

        idx = url.indexOf(";jsessionid");
        if (idx >= 0) {
            url = url.replaceFirst(";jsessionid=[a-zA-Z0-9\\.]*", "");
        }

        if (url.indexOf(' ') >= 0) {
            url = url.replace(" ", "%20");
        }

        String oldUrl = null;

     * Checks if a URL exists in the queue by searching OpenSearch and local caches.
     *
     * @param sessionId The session ID.
     * @param url The URL to check.
     * @return true if the URL exists in the queue, false otherwise.
     */
    @Override
    protected boolean exists(final String sessionId, final String url) {
        final boolean ret = super.exists(sessionId, url);
        if (!ret) {

     */
    public void testToExternalForm() throws Exception {
        final URL url = new File("/Program File").toURI().toURL();
        assertEquals("file:" + getRoot() + "Program File", ResourceUtil.toExternalForm(url));
    }

    /**
     * @throws Exception
     */
    public void testGetFileName() throws Exception {
        URL url = new File("/Program File").toURI().toURL();

        sessionMap.clear();
    }

    /**
     * Returns a list of access results for the specified URL across all sessions.
     * @param url the URL to search for
     * @return the list of access results for the URL
     */
    public synchronized List<AccessResultImpl<Long>> getAccessResultList(final String url) {
        final List<AccessResultImpl<Long>> acList = new ArrayList<>();

    }

    /**
     * Gets the URL of the crawled resource.
     *
     * @return the URL
     */
    public String getUrl() {
        return url;
    }

    /**
     * Sets the URL of the crawled resource.
     *
     * @param url the URL to set
     */
    public void setUrl(final String url) {
        this.url = url;
    }

    /**

    public void test_getClient_null() {
        String url;
        CrawlerClient client;

        url = null;
        client = clientFactory.getClient(url);
        assertNull(client);

        url = "";
        client = clientFactory.getClient(url);
        assertNull(client);

        url = " ";
        client = clientFactory.getClient(url);
        assertNull(client);
    }