* processing.
 * </p>
 *
 */
public class TikaExtractor extends PasswordBasedExtractor {

    private static final Logger logger = LogManager.getLogger(TikaExtractor.class);

    /**
     * Tesseract config file path.
     */
    public static final String TIKA_TESSERACT_CONFIG = "tika.tesseract.config";

                tikaExtractor.setMaxSymbolTermSize(getMaxSymbolTermSize());
                tikaExtractor.setReplaceDuplication(isDuplicateTermRemoved());
                tikaExtractor.setSpaceChars(getSpaceChars());
            }
        } catch (final ComponentNotFoundException e) {
            if (logger.isDebugEnabled()) {

                })
                .singleton("tikaExtractor", TikaExtractor.class)
                .<ExtractorFactory> singleton("extractorFactory", ExtractorFactory.class, factory -> {
                    TikaExtractor tikaExtractor = container.getComponent("tikaExtractor");
                    factory.addExtractor("text/plain", tikaExtractor);
                    factory.addExtractor("text/html", tikaExtractor);
                })//

                .singleton("tikaExtractor", TikaExtractor.class)
                .singleton("textExtractor", TextExtractor.class)
                .singleton("zipExtractor", ZipExtractor.class)
                .singleton("tarExtractor", TarExtractor.class)
                .<ExtractorFactory> singleton("extractorFactory", ExtractorFactory.class, factory -> {

        if (extractor == null) {
            extractor = ComponentUtil.getComponent("tikaExtractor");
            if (extractor == null) {
                throw new FessSystemException("Could not find tikaExtractor.");
            }
        }

        if (logger.isDebugEnabled()) {
            logger.debug("url={}, extractor={}", responseData.getUrl(), extractor);

### Key Extractors

`TikaExtractor` (1000+ formats), `PdfExtractor`, `MsWordExtractor`, `MsExcelExtractor`, `MsPowerPointExtractor`, `ZipExtractor`, `HtmlExtractor`, etc.

**Registration**:
```java
extractorFactory.addExtractor("text/html", htmlExtractor, 2);  // Weight 2
extractorFactory.addExtractor("text/html", tikaExtractor, 1);  // Fallback
```

### Helpers

     */
    public MarkdownExtractor() {
        super();
        initializeParser();
    }

    @Override
    public int getWeight() {
        return 2; // Higher priority than TikaExtractor (weight=1)
    }

    /**
     * Initializes the Markdown parser with extensions.
     */
    protected void initializeParser() {

import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.codelibs.fess.crawler.exception.CrawlingAccessException;
import org.codelibs.fess.crawler.extractor.Extractor;
import org.codelibs.fess.crawler.extractor.impl.TikaExtractor;
import org.codelibs.fess.crawler.serializer.DataSerializer;
import org.codelibs.fess.crawler.transformer.impl.AbstractTransformer;
import org.codelibs.fess.crawler.util.CrawlingParameterUtil;

    /**
     * Constructs a new CsvExtractor.
     */
    public CsvExtractor() {
        super();
    }

    @Override
    public int getWeight() {
        return 2; // Higher priority than TikaExtractor (weight=1)
    }

    @Override
    public ExtractData getText(final InputStream in, final Map<String, String> params) {
        validateInputStream(in);

        final Charset charset = getCharset(params);

    /**
     * Constructs a new JsonExtractor.
     */
    public JsonExtractor() {
        super();
    }

    @Override
    public int getWeight() {
        return 2; // Higher priority than TikaExtractor (weight=1)
    }

    @Override
    public ExtractData getText(final InputStream in, final Map<String, String> params) {
        validateInputStream(in);

        try {