UrlQueueImpl<Long> queue = new UrlQueueImpl<>();

        queue.setEncoding("UTF-8");
        assertEquals("UTF-8", queue.getEncoding());

        queue.setEncoding("ISO-8859-1");
        assertEquals("ISO-8859-1", queue.getEncoding());

        queue.setEncoding(null);
        assertNull(queue.getEncoding());
    }

    public void test_parentUrlGetterSetter() {

        final String originalEncoding = textExtractor.getEncoding();
        assertEquals("UTF-8", originalEncoding);

        textExtractor.setEncoding("ISO-8859-1");
        assertEquals("ISO-8859-1", textExtractor.getEncoding());

        // Reset
        textExtractor.setEncoding("UTF-8");
        assertEquals("UTF-8", textExtractor.getEncoding());
    }

    /**

        AccessResultDataImpl<?> accessResultData = new AccessResultDataImpl<>();
        accessResultData.setData(xml.getBytes("UTF-8"));
        accessResultData.setEncoding("UTF-8");

        Map<String, Object> dataMap = XmlUtil.getDataMap(accessResultData);
        assertNotNull(dataMap);
        assertEquals("Test Title", dataMap.get("title"));
    }

    public void test_getData() throws Exception {
        final AccessResultDataImpl accessResultDataImpl = new AccessResultDataImpl();
        accessResultDataImpl.setData("hoge.txt".getBytes());
        accessResultDataImpl.setEncoding(Constants.UTF_8);
        accessResultDataImpl.setTransformerName("fileTransformer");

        setBaseDir();

        final Object obj = fileTransformer.getData(accessResultDataImpl);

    /**
     * Retrieves the encoding used for the access result data.
     *
     * @return the encoding as a String.
     */
    String getEncoding();

    /**
     * Sets the encoding for the access result data.
     *
     * @param encoding the encoding to set
     */
    void setEncoding(String encoding);

 * encoding for URL decoding.</p>
 *
 * <p>Example usage:</p>
 * <pre>
 * {@code
 * IdnDnsResolver resolver = new IdnDnsResolver();
 * resolver.setFlag(IDN.ALLOW_UNASSIGNED);
 * resolver.setEncoding("UTF-8");
 * InetAddress[] addresses = resolver.resolve("example.com");
 * }
 * </pre>
 *
 */
public class IdnDnsResolver implements DnsResolver {

    /** Flag for IDN conversion. */

            return new ExtractData(content);
        } catch (final Exception e) {
            throw new ExtractException("Failed to extract text content using encoding: " + getEncoding(), e);
        }
    }

    /**
     * Returns the encoding used for text extraction.
     * @return the encoding
     */
    public String getEncoding() {
        return encoding;
    }

     */
    @Override
    public void setData(final byte[] data) {
        this.data = data;
    }

    @Override
    public String getEncoding() {
        return encoding;
    }

    @Override
    public void setEncoding(final String encoding) {
        this.encoding = encoding;
    }

    /*
     * (non-Javadoc)
     *

    public void setOsddPath(final String osddPath) {
        this.osddPath = osddPath;
    }

    /**
     * Sets the encoding.
     *
     * @param encoding the encoding
     */
    public void setEncoding(final String encoding) {
        this.encoding = encoding;
    }

    /**
     * Sets the content type.
     *
     * @param contentType the content type
     */

     *
     * @return the encoding.
     */
    public String getEncoding() {
        return encoding;
    }

    /**
     * Sets the encoding for the response content.
     *
     * @param encoding the encoding to set.
     */
    public void setEncoding(final String encoding) {
        this.encoding = encoding;
    }

    /**