import org.codelibs.fess.util.ComponentUtil;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;

/**
 * Job for purging expired documents from the search index.
 * This job removes documents that have passed their expiration time based on the expires field.
 * It helps maintain the search index by cleaning up outdated content automatically.
 */
public class PurgeDocJob {

import org.codelibs.opensearch.extension.kuromoji.index.analysis.KuromojiPartOfSpeechFilterFactory;
import org.codelibs.opensearch.extension.kuromoji.index.analysis.KuromojiReadingFormFilterFactory;
import org.codelibs.opensearch.extension.kuromoji.index.analysis.KuromojiTokenizerFactory;
import org.opensearch.index.analysis.CharFilterFactory;
import org.opensearch.index.analysis.TokenFilterFactory;

   */
  @Override
  protected int nextEscapeIndex(CharSequence csq, int index, int end) {
    checkNotNull(csq);
    for (; index < end; index++) {
      char c = csq.charAt(index);
      if (c >= safeOctets.length || !safeOctets[c]) {
        break;
      }
    }
    return index;
  }

  /*

		return FileInfo{}, errErasureReadQuorum
	}

	// Iterate through all the modTimes and count the FileInfo(s) with latest time.
	for index, t := range modTimes {
		if partsMetadata[index].IsValid() && t.Equal(modTime) {
			latestFileInfo = partsMetadata[index]
			count++
		}
	}

	if !latestFileInfo.IsValid() {
		return FileInfo{}, errErasureReadQuorum
	}

	if count < latestFileInfo.Erasure.DataBlocks {

                } else if ("fess_user".equals(index)) {
                    index = fessConfig.getIndexUserIndex();
                } else if ("fess_basic_config".equals(index) && !"fess_config".equals(fessConfig.getIndexConfigIndex())) {
                    index = "basic_" + fessConfig.getIndexConfigIndex();
                }
                final String alias = index;

    @Override
    public Range<C> get(int index) {
      checkElementIndex(index, size);

      Cut<C> lowerBound;
      if (positiveBoundedBelow) {
        lowerBound = (index == 0) ? Cut.belowAll() : ranges.get(index - 1).upperBound;
      } else {
        lowerBound = ranges.get(index).upperBound;
      }

      Cut<C> upperBound;
      if (positiveBoundedAbove && index == size - 1) {

        SuggestSettings anotherSettingsInstance = SuggestSettings.builder().build(runner.client(), id + "-2");
        anotherSettingsInstance.init();
        assertNotSame(indexName, anotherSettingsInstance.getAsString(SuggestSettings.DefaultKeys.INDEX, ""));
        assertEquals("settings-test-2.suggest", anotherSettingsInstance.getAsString(SuggestSettings.DefaultKeys.INDEX, ""));
    }

    @Test

/**
 * Strategy interface for formatting exported index documents.
 */
public interface IndexExportFormatter {

    /**
     * Returns the file extension for this format (e.g. ".html", ".json").
     *
     * @return the file extension including the leading dot
     */
    String getFileExtension();

    /**
     * Returns the default index file name for this format (e.g. "index.html", "index.json").
     *

    Map<K, V> delegate = delegateOrNull();
    if (delegate != null) {
      return delegate.get(key);
    }
    int index = indexOf(key);
    if (index == -1) {
      return null;
    }
    accessEntry(index);
    return value(index);
  }

  @CanIgnoreReturnValue
  @SuppressWarnings("unchecked") // known to be a V
  @Override
  public @Nullable V remove(@Nullable Object key) {

    }

    /**
     * Merges readings at a specific index from two reading arrays.
     */
    private static String[] mergeReadings(final String[][] readings1, final String[][] readings2, final int index) {
        final List<String> merged = new ArrayList<>();

        if (readings1.length > index && readings1[index] != null) {
            Collections.addAll(merged, readings1[index]);
        }