*   <li>Dynamic passwords provided through extraction parameters</li>
 * </ul>
 *
 * <p>Passwords are matched against URLs or resource names using regular expression patterns.
 * The extractor first tries to match against the URL, then falls back to the resource name if available.
 *
 * @author shinsuke
 */
public abstract class PasswordBasedExtractor extends AbstractExtractor {

    /** Logger instance for this class. */

import org.opensearch.index.query.QueryBuilder;
import org.opensearch.transport.client.Client;

/**
 * Interface for writing suggest items.
 */
public interface SuggestWriter {
    /**
     * Writes the given suggest items to the specified index.
     *
     * @param client   the client used to interact with the search engine
     * @param settings the settings for the suggest feature

    }

    /**
     * Retrieves an extractor for the specified key.
     * If multiple extractors are associated with the key, returns a composite extractor
     * that tries each extractor in order until one succeeds.
     *
     * @param key the key to look up
     * @return the extractor for the key, or null if not found
     */
    public Extractor getExtractor(final String key) {