import org.codelibs.fess.crawler.entity.AccessResultData;
import org.codelibs.fess.crawler.entity.ResponseData;
import org.codelibs.fess.crawler.entity.ResultData;

/**
 * The Transformer interface defines methods for transforming response data
 * and retrieving data from access results.
 */
public interface Transformer {

    /**
     * Transforms the given ResponseData into a ResultData.
     *

import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.codelibs.fess.crawler.exception.CrawlingAccessException;

/**
 * The BinaryTransformer class is responsible for transforming binary data from a ResponseData object
 * into a ResultData object, and for retrieving the binary data from an AccessResultData object.
 * It extends the AbstractTransformer class.
 *
 * <p>

 * It processes the response data based on the HTTP status code and configured transformer.
 * </p>
 *
 * <p>
 * It handles successful responses by transforming the data using a {@link Transformer}
 * and storing the result. It also handles "Not Modified" responses by creating an empty
 * result and storing it. Unsuccessful responses are logged for debugging purposes.
 * </p>
 *

import org.codelibs.fess.crawler.util.FieldConfigs;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;

/**
 * Interface for transforming and processing crawled documents in Fess.
 * Provides utility methods for URL processing, site extraction, data mapping,
 * and field configuration handling during the document transformation process.
 */

# Object Lambda

import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.xml.sax.InputSource;

import jakarta.annotation.Resource;

/**
 * The {@code HtmlTransformer} class is responsible for transforming HTML responses
 * during the crawling process. It extracts data, identifies child URLs, and handles
 * character set encoding.
 * <p>
 * This class extends {@link AbstractTransformer} and utilizes various helper classes

import org.apache.maven.project.MavenProject;
import org.eclipse.aether.RepositorySystemSession;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Builds consumer POMs from project models, transforming them into a format suitable for downstream consumers.
 * <p>
 * A consumer POM is a simplified version of a project's POM that is published for consumption by other projects.

        ? new TransformingRandomAccessList<>(fromList, function)
        : new TransformingSequentialList<>(fromList, function);
  }

  /**
   * Implementation of a sequential transforming list.
   *
   * @see Lists#transform
   */
  private static final class TransformingSequentialList<
          F extends @Nullable Object, T extends @Nullable Object>

                }
            }
        }

        return -1;
    }

    /**
     * Processes a single crawl request by executing the HTTP request, handling redirects,
     * transforming the response data, and indexing the document.
     *
     * @param paramMap the data store parameters
     * @param dataMap the data map to be updated with response data
     * @param url the URL to process

 *
 * <h3>Derived steps</h3>
 *
 * A {@code ClosingFuture} step can be derived from one or more input {@code ClosingFuture} steps in
 * ways similar to {@link FluentFuture}s:
 *
 * <ul>
 *   <li>by transforming the value from a successful input step,
 *   <li>by catching the exception from a failed input step, or
 *   <li>by combining the results of several input steps.
 * </ul>
 *