* This class is responsible for writing and deleting suggest items in bulk.
 *
 * <p>Currently, the methods in this class throw UnsupportedOperationException
 * as they are not yet implemented.</p>
 *
 * @see SuggestWriter
 */
public class SuggestBulkFileWriter implements SuggestWriter {
    /**
     * Constructs a new {@link SuggestBulkFileWriter}.
     */
    public SuggestBulkFileWriter() {
        // nothing
    }

    @Override

 * {@code ruleId} and {@code responseProcessor}.
 * </p>
 *
 * <p>
 * Subclasses should extend this class and implement the abstract methods
 * defined in the {@link Rule} interface to provide specific rule logic.
 * </p>
 *
 */
public abstract class AbstractRule implements Rule {

    private static final long serialVersionUID = 1L;

    /** The rule ID. */
    protected String ruleId;

 * registering the extractor with the {@link ExtractorFactory}.
 * </p>
 *
 * <p>
 * Subclasses should implement the actual extraction logic in their own
 * methods, leveraging the helper methods provided by this abstract class.
 * </p>
 *
 */
public abstract class AbstractExtractor implements Extractor {

    /** The crawler container. */
    @Resource
    protected CrawlerContainer crawlerContainer;

    /**

/**
 * NullResponseProcessor is a class that implements the ResponseProcessor interface.
 * It provides a no-op implementation for processing response data.
 * This class can be used when you want to skip the response processing step in a crawler.
 *
 * @author kuma
 */
public class NullResponseProcessor implements ResponseProcessor {

    /**
     * Creates a new NullResponseProcessor instance.

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

import java.util.ArrayList;
import java.util.List;

/**
 * The NormalizerChain class implements the Normalizer interface and allows chaining multiple normalizers together.
 * It applies each normalizer in the order they were added to the chain.
 *
 * <p>Usage example:</p>
 * <pre>

            ActionListener<SearchResponse> listener) {
        throw new UnsupportedOperationException("Not implemented yet");
    }

    @Override
    public ActionFuture<SearchResponse> searchView(org.opensearch.action.admin.indices.view.SearchViewAction.Request request) {
        throw new UnsupportedOperationException("Not implemented yet");
    }

    @Override

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.ThreadUtil;
import org.codelibs.core.timer.TimeoutTarget;

/**
 * AccessTimeoutTarget is a class that implements the TimeoutTarget interface.
 * It is used to interrupt a running thread when a timeout occurs.
 * The class provides methods to interrupt the thread and stop the timeout target.
 *
 * <p>

import org.opensearch.core.common.Strings;
import org.opensearch.transport.client.Client;

import com.ibm.icu.text.Transliterator;

/**
 * AnalyzerConverter is a class that implements the ReadingConverter interface.
 * It is responsible for converting text using specified language analyzers.
 * The class uses a Transliterator to convert between Hiragana and Katakana.
 *
 * <p>Constructor:
 * <ul>

import java.net.IDN;
import java.net.InetAddress;
import java.net.URLDecoder;
import java.net.UnknownHostException;

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.

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

import com.ibm.icu.text.Transliterator;

/**
 * ICUNormalizer is a class that implements the Normalizer interface and provides
 * functionality to normalize text using ICU4J's Transliterator.
 *
 * <p>This class uses a specified Transliterator to perform text normalization.