* and retrieving data from access results.
 */
public interface Transformer {

    /**
     * Transforms the given ResponseData into a ResultData.
     *
     * @param responseData the data to be transformed
     * @return the transformed ResultData
     */
    ResultData transform(ResponseData responseData);

    /**
     * Retrieves data from the given AccessResultData object.
     *

            xpathAPI.remove();
        }
    }

    /**
     * Extracts strings from a document using the specified XPath expression.
     *
     * @param document the DOM document to extract strings from
     * @param path the XPath expression to evaluate
     * @return an array of strings extracted from the document
     */
    protected String[] getStringsByXPath(final Document document, final String path) {

    /**
     * Deletes a suggestion from the specified index.
     *
     * @param client   the client to use for the operation
     * @param settings the settings to use for the operation
     * @param index    the name of the index from which to delete the suggestion
     * @param id       the ID of the suggestion to delete

 * It parses the response body as a SitemapSet, extracts URLs from the sitemaps,
 * and adds them as child URLs to be crawled.
 *
 * <p>
 * This class uses a {@link SitemapsHelper} to parse the sitemap XML or text.
 * It then iterates through the sitemaps in the SitemapSet, extracts the URL
 * from each sitemap, and creates a new {@link RequestData} object for each URL.

import org.codelibs.fess.crawler.exception.ExtractException;

/**
 * Extracts the filename from the parameters.
 */
public class FilenameExtractor extends AbstractExtractor {

    /**
     * Constructs a new FilenameExtractor.
     */
    public FilenameExtractor() {
        // Default constructor
    }

    /**
     * Extracts the filename from the parameters.
     * @param in The input stream (not used).

import org.codelibs.fess.crawler.exception.ExtractException;

/**
 * Gets a text from . file.
 *
 * @author shinsuke
 *
 */
public class MsVisioExtractor extends AbstractExtractor {

    /**
     * Creates a new MsVisioExtractor instance.
     */
    public MsVisioExtractor() {
        super();
    }

    /**
     * Extracts text from the Visio input stream.
     * @param in The input stream.

                throw new ExtractException(e);
            }
        }

        return encoding;
    }

    /**
     * Extracts text content from the given content by removing tags and processing attributes.
     * @param content The content to extract from.
     * @return The extracted text.
     */
    protected String extractString(final String content) {
        String input = content.replaceAll("[\\r\\n]", " ");

        }
    }

    /**
     *  Use an XPath string to select a nodelist.
     *  XPath namespace prefixes are resolved from the contextNode.
     *
     *  @param contextNode The node to start searching from.
     *  @param expression A valid XPath string.
     *  @return A XPathNodes, should never be null.
     *
     * @throws XPathExpressionException if an XPath expression error occurs.

    /**
     * Reads the next byte of data from the input stream.
     *
     * @return the next byte of data, or -1 if the end of the stream is reached
     * @throws IOException if an I/O error occurs
     */
    @Override
    public int read() throws IOException {
        return inputStream.read();
    }

    /**
     * Reads up to len bytes of data from the input stream into an array of bytes.
     *

/**
 * 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>
 * This transformer extracts the binary content from the response body of a web resource,