import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

public class KuromojiKatakanaStemmerFactory extends AbstractTokenFilterFactory {

    private final int minimumLength;

    public KuromojiKatakanaStemmerFactory(IndexSettings indexSettings, Environment environment, String name, Settings settings) {
        super(indexSettings, name, settings);

 */
public class OpenSearchResultList<E> extends ArrayList<E> {
    /**
     * Constructs a new OpenSearchResultList.
     */
    public OpenSearchResultList() {
        super();
    }

    private static final long serialVersionUID = 1L;

    /**
     * Total number of hits.
     */
    private long totalHits;

    /**
     * Time taken for the search in milliseconds.
     */
    private long tookInMillis;

     * @param langs the languages to be used for conversion.
     * @return a list of readings for the given text.
     * @throws IOException if an I/O error occurs during conversion.
     */
    List<String> convert(String text, final String field, String... langs) throws IOException;

public class MaxLengthExceededException extends CrawlingAccessException {

    private static final long serialVersionUID = 1L;

    /**
     * Creates a new MaxLengthExceededException with the specified detail message.
     *
     * @param message the detail message explaining the reason for the exception
     */
    public MaxLengthExceededException(final String message) {
        super(message);
    }

import org.opensearch.index.analysis.NormalizingCharFilterFactory;

public class KuromojiIterationMarkCharFilterFactory extends AbstractCharFilterFactory implements NormalizingCharFilterFactory {

    private final boolean normalizeKanji;
    private final boolean normalizeKana;

    public KuromojiIterationMarkCharFilterFactory(IndexSettings indexSettings, Environment env, String name, Settings settings) {
        super(indexSettings, name);

    /**
     * Adds a Throwable to the list of failures.
     *
     * @param t the Throwable to add
     */
    public void addFailure(final Throwable t) {
        failures.add(t);
    }

    /**
     * Checks if there are any failures recorded.
     *
     * @return true if there is at least one failure, false otherwise
     */

System.out.println("Crawling completed");
```

### Custom Content Extractor

```java
public class CustomExtractor extends AbstractExtractor {
    @Override
    public ExtractData getText(final InputStream inputStream, final Map<String, String> params) {
        // Custom extraction logic
        ExtractData extractData = new ExtractData();
        // ... implementation
        return extractData;
    }
}

        super();
    }

    /**
     * Creates a new NTLMScheme instance.
     * @param context The HTTP context.
     * @return A new NTLMScheme instance.
     */
    @Override
    public AuthScheme create(final HttpContext context) {
        return new NTLMScheme(new SmbjEngine());
    }

    /**
     * The name of the transformer.
     */
    protected String name;

    /**
     * Sets the name of the transformer.
     *
     * @param name the name to set
     */
    public void setName(final String name) {
        this.name = name;
    }

    /**
     * Returns the name of the transformer.
     *
     * @return the name of the transformer
     */
    @Override
    public String getName() {

     *
     * @param sessionId the session ID
     * @param accessResultCallback the callback to apply to each access result
     */
    void iterate(String sessionId, final AccessResultCallback<RESULT> accessResultCallback);