map.put(ExtractData.RESOURCE_NAME_KEY, filename);
                    final String content = extractor.getText(is, map).getContent();
                    writer.write(content);
                    writer.write('\n');
                } catch (final Exception e) {
                    if (logger.isDebugEnabled()) {
                        logger.debug("Exception in an internal extractor.", e);

    protected interface ContentWriter {
        /**
         * Accepts a writer.
         * @param writer A writer.
         * @throws IOException if an I/O error occurs.
         * @throws TikaException if a Tika exception occurs.
         * @throws SAXException if a SAX exception occurs.
         */
        void accept(Writer writer) throws IOException, TikaException, SAXException;
    }

    /**

import org.codelibs.fess.suggest.index.contents.querylog.QueryLogReader;
import org.codelibs.fess.suggest.index.writer.SuggestIndexWriter;
import org.codelibs.fess.suggest.index.writer.SuggestWriter;
import org.codelibs.fess.suggest.index.writer.SuggestWriterResult;
import org.codelibs.fess.suggest.normalizer.Normalizer;
import org.codelibs.fess.suggest.settings.SuggestSettings;

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

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

/**
 * The SuggestWriterResult class is used to store and manage the results of a suggest writer operation.
 * It keeps track of any failures that occur during the operation.
 */
public class SuggestWriterResult {
    /**

 * and delete by query suggest items in an OpenSearch index.
 */
public class SuggestIndexWriter implements SuggestWriter {
    /**
     * Constructs a new {@link SuggestIndexWriter}.
     */
    public SuggestIndexWriter() {
        // nothing
    }

    @Override

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.suggest.index.writer;

import org.codelibs.fess.suggest.entity.SuggestItem;
import org.codelibs.fess.suggest.settings.SuggestSettings;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.transport.client.Client;

/**

 */
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
     * @param index    the name of the index where the suggest items will be written
     * @param items    an array of suggest items to be written to the index

│   ├── index/                      # Indexing functionality
│   │   ├── SuggestIndexer.java     # Main indexing API
│   │   ├── contents/               # Content parsers and readers
│   │   └── writer/                 # Index writing strategies
│   ├── converter/                  # Text conversion utilities
│   ├── normalizer/                 # Text normalization
│   ├── analysis/                   # Custom analyzers

        final CountDownLatch statusReadLatch = new CountDownLatch(1);
        final AtomicInteger successCount = new AtomicInteger(0);

        crawlerContext.setStatus(CrawlerStatus.INITIALIZING);

        Thread writer = new Thread(new Runnable() {
            @Override
            public void run() {
                try {
                    statusSetLatch.await();
                    crawlerContext.setStatus(CrawlerStatus.DONE);

            private static final int MAX_LEN = 1000;

            private final ByteArrayOutputStream buf = new ByteArrayOutputStream(MAX_LEN);

            @Override
            public void write(final int b) throws IOException {
                if (b == '\n' || b == '\r' || buf.size() >= MAX_LEN) {
                    try {
                        final String msg = buf.toString(Constants.UTF_8);