* <ul>
 *   <li>Static passwords configured via {@link #addPassword(String, String)}</li>
 *   <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
 */

                }
                extractData.putValue("Content-Length", Long.toString(contentLength));

                final String[] names = metadata.names();
                Arrays.sort(names);
                for (final String name : names) {
                    extractData.putValues(name, metadata.getValues(name));
                }

                if (postFilter != null) {

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.suggest.constants;

/**
 * This class contains constants for field names used in the Fess Suggest system.
 * These constants represent various field names that are used throughout the application
 * to ensure consistency and avoid hardcoding strings.
 *
 * <ul>
 * <li>{@link #ID} - The unique identifier field.</li>

     * Parses a document and extracts suggest items based on the provided fields and converters.
     *
     * @param document The document to parse, represented as a map of field names to values.
     * @param fields The fields to extract from the document.
     * @param tagFieldNames The names of the fields that contain tags.
     * @param roleFieldName The name of the field that contains role information.

 * This class handles the registration and loading of crawler client factories and their associated clients.
 * <p>
 * The class maintains a mapping between regular expressions and component names, and manages a list
 * of crawler client factories with a configurable maximum size.
 * </p>
 *
 */
public class CrawlerClientCreator {
    /**
     * Constructs a new CrawlerClientCreator.
     */

 * It allows setting a default encoding, mapping various encoding names to preferred ones,
 * and normalizing an encoding string to its preferred form or the default if no mapping is found.
 */
public class EncodingHelper {

    /** The default encoding to use when no mapping is found */
    protected String defaultEncoding;

    /** Map of encoding names to their preferred forms */

import org.apache.http.conn.DnsResolver;

/**
 * The {@code IdnDnsResolver} class implements the {@code DnsResolver} interface
 * to provide DNS resolution with support for Internationalized Domain Names (IDN).
 * It converts Unicode domain names to ASCII Compatible Encoding (ACE) using the
 * {@link java.net.IDN} class.
 *
 * <p>This class allows setting a custom flag for the IDN conversion and a custom
 * encoding for URL decoding.</p>
 *

 * It interacts with the OpenSearch client to create, update, and delete analyzer settings, as well as to retrieve
 * analyzer names and mappings.
 *
 * <p>Key functionalities include:</p>
 * <ul>
 *   <li>Initializing analyzer settings and mappings.</li>
 *   <li>Retrieving analyzer names for different fields and languages.</li>
 *   <li>Updating and deleting analyzer settings.</li>

        } catch (final IOException e) {
            logger.warn("Failed to parse embedded documents.", e);
        }
    }

    /**
     * Processes embedded document names and extracts text from them.
     * @param embeddedFileNames the map of embedded file names to specifications
     * @param writer the writer to append extracted text to
     */

 * only one of them (allRequired = false). It also supports a default rule that always matches.
 *
 * <p>
 * The class uses a map of field names to Pattern objects to store the regular expressions.
 * The match method extracts the values of the specified fields from the ResponseData and
 * applies the corresponding regular expressions.
 * </p>
 *
 * <p>