try {
            resultData.setData(content.getBytes(charsetName));
        } catch (final UnsupportedEncodingException e) {
            if (logger.isInfoEnabled()) {
                logger.info("Invalid charsetName: " + charsetName + ". Changed to " + Constants.UTF_8, e);
            }
            charsetName = Constants.UTF_8;
            resultData.setData(content.getBytes(Constants.UTF_8_CHARSET));
        }

        final AccessResultDataImpl accessResultData = new AccessResultDataImpl();
        accessResultData.setTransformerName("textTransformer");
        accessResultData.setData("xyz".getBytes());

        final Object obj = textTransformer.getData(accessResultData);
        assertNotNull(obj);
        assertTrue(obj instanceof String);
        assertEquals("xyz", obj.toString());
    }

        assertNotNull(resultData.getData());
        assertEquals(" Test Content ", new String(resultData.getData()));

        // Store and retrieve data
        TestAccessResultData<Object> accessData = new TestAccessResultData<>();
        accessData.setData(resultData.getData());
        // URL handling removed as ResultData doesn't have getUrl()

     *
     * @see org.codelibs.fess.crawler.entity.AccessResultData#getData()
     */
    @Override
    public byte[] getData() {
        return data;
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.entity.AccessResultData#setData(java.lang.String)
     */
    @Override
    public void setData(final byte[] data) {
        this.data = data;
    }

    @Override

 * and then reads the body into a byte array. This byte array is then set as the data
 * in the ResultData object.
 * </p>
 *
 * <p>
 * The getData method takes an AccessResultData object, checks if the transformer name matches,
 * and then returns the data as a ByteArrayInputStream.
 * </p>
 */
public class BinaryTransformer extends AbstractTransformer {

    /**

        }
        try {
            resultData.setData(path.getBytes(charsetName));
        } catch (final UnsupportedEncodingException e) {
            if (logger.isInfoEnabled()) {
                logger.info("Invalid charsetName: " + charsetName + ". Changed to " + Constants.UTF_8, e);
            }
            charsetName = Constants.UTF_8_CHARSET.name();
            resultData.setData(path.getBytes(Constants.UTF_8_CHARSET));
        }

        try {
            resultData.setData(data.getBytes(charsetName));
        } catch (final UnsupportedEncodingException e) {
            if (logger.isInfoEnabled()) {
                logger.info("Invalid charsetName: " + charsetName + ". Changed to " + Constants.UTF_8, e);
            }
            charsetName = Constants.UTF_8_CHARSET.name();
            resultData.setData(data.getBytes(Constants.UTF_8_CHARSET));
        }

            resultData.setTransformerName(getName());
            return resultData;
        }

        @Override
        public Object getData(AccessResultData<?> accessResultData) {
            return accessResultData != null ? accessResultData.getData() : null;
        }

        public int getTransformCallCount() {
            return transformCallCount;
        }

     */
    public void setSerializer(final Function<Object, byte[]> serializer) {
        this.serializer = serializer;
    }

    /**
     * Get the data.
     * @return data
     */
    public byte[] getData() {
        if (data == null) {
            if (serializer == null || rawData == null) {
                throw new CrawlerSystemException("serializer or rawData is null");
            }

            try {
                resultData.setData(data.getBytes(charsetName));
            } catch (final UnsupportedEncodingException e) {
                if (logger.isInfoEnabled()) {
                    logger.info("Invalid charsetName: " + charsetName + ". Changed to " + Constants.UTF_8, e);
                }
                charsetName = Constants.UTF_8_CHARSET.name();
                resultData.setData(data.getBytes(Constants.UTF_8_CHARSET));