assertNotNull(result);
        assertNull(result.getId());
        assertNull(result.getSessionId());
        assertNull(result.getRuleId());
        assertNull(result.getUrl());
        assertNull(result.getParentUrl());
        assertEquals(Constants.OK_STATUS, result.getStatus());
        assertNull(result.getHttpStatusCode());
        assertNull(result.getMethod());
        assertNull(result.getMimeType());

        String parentUrl = "https://example.com";
        queue.setParentUrl(parentUrl);
        assertEquals(parentUrl, queue.getParentUrl());

        queue.setParentUrl(null);
        assertNull(queue.getParentUrl());
    }

    public void test_depthGetterSetter() {
        // Test depth getter/setter
        UrlQueueImpl<Long> queue = new UrlQueueImpl<>();

        // Test parent URL getter/setter
        ResponseData data = new ResponseData();

        String parentUrl = "https://example.com";
        data.setParentUrl(parentUrl);
        assertEquals(parentUrl, data.getParentUrl());
    }

    public void test_ruleIdGetterSetter() {
        // Test rule ID getter/setter
        ResponseData data = new ResponseData();

        String ruleId = "rule123";

        this.encoding = encoding;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.entity.UrlQueue#getParentUrl()
     */
    @Override
    public String getParentUrl() {
        return parentUrl;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.entity.UrlQueue#setParentUrl(java.lang.String)
     */

    public void setUrl(final String url) {
        this.url = url;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.entity.AccessResult#getParentUrl()
     */
    @Override
    public String getParentUrl() {
        return parentUrl;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.entity.AccessResult#setParentUrl(java.lang.String)

                urlQueue.setSessionId(sessionId);
                urlQueue.setMethod(value.getMethod());
                urlQueue.setUrl(value.getUrl());
                urlQueue.setParentUrl(value.getParentUrl());
                urlQueue.setDepth(0);
                urlQueue.setLastModified(value.getLastModified());
                urlQueue.setCreateTime(SystemUtil.currentTimeMillis());

                assertEquals("https://example.com", queue.getParentUrl());
                assertEquals(Long.valueOf(123456789L), queue.getLastModified());
            } else if ("https://example.com/page2".equals(queue.getUrl())) {
                foundPage2 = true;
                assertEquals("POST", queue.getMethod());
                assertEquals("https://example.com", queue.getParentUrl());

                                    .build());
                            responseData.setExecutionTime(SystemUtil.currentTimeMillis() - startTime);
                            responseData.setParentUrl(urlQueue.getParentUrl());
                            responseData.setSessionId(crawlerContext.sessionId);

                            if (responseData.getRedirectLocation() == null) {

     *
     * @param url the URL
     */
    void setUrl(String url);

    /**
     * Returns the parent URL of the accessed resource.
     *
     * @return the parent URL
     */
    String getParentUrl();

    /**
     * Sets the parent URL of the accessed resource.
     *
     * @param parentUrl the parent URL
     */
    void setParentUrl(String parentUrl);

    /**

     */
    void setEncoding(String encoding);

    /**
     * Retrieves the parent URL of the current URL in the queue.
     *
     * @return the parent URL as a String.
     */
    String getParentUrl();

    /**
     * Sets the parent URL for this URL queue entry.
     *
     * @param parentUrl the parent URL to be set
     */
    void setParentUrl(String parentUrl);

    /**