*/
package org.codelibs.fess.suggest.converter;

import java.io.IOException;
import java.util.List;

/**
 * Interface for converting text into its reading form.
 */
public interface ReadingConverter {

    /**
     * Returns the maximum number of readings.
     *
     * @return the maximum number of readings, default is 10.
     */
    default int getMaxReadingNum() {
        return 10;
    }

        return this;
    }

    /**
     * Sets the reading converter.
     * @param readingConverter The reading converter.
     * @return This builder instance.
     */
    public SuggesterBuilder readingConverter(final ReadingConverter readingConverter) {
        this.readingConverter = readingConverter;
        return this;
    }

    /**
     * Sets the contents reading converter.

 */
public class ReadingConverterChain implements ReadingConverter {
    /**
     * Constructs a new {@link ReadingConverterChain}.
     */
    public ReadingConverterChain() {
        // nothing
    }

    private final List<ReadingConverter> converters = new ArrayList<>();

    @Override
    public void init() throws IOException {
        for (final ReadingConverter converter : converters) {
            converter.init();

     */
    public SuggestSettings settings() {
        return suggestSettings;
    }

    /**
     * Returns the ReadingConverter instance.
     * @return The ReadingConverter instance.
     */
    public ReadingConverter getReadingConverter() {
        return readingConverter;
    }

    /**
     * Returns the Normalizer instance.
     * @return The Normalizer instance.
     */

        return this;
    }

    /**
     * Sets the reading converter.
     * @param readingConverter The reading converter.
     * @return This SuggestIndexer instance.
     */
    public SuggestIndexer setReadingConverter(final ReadingConverter readingConverter) {
        this.readingConverter = readingConverter;
        return this;
    }

    /**
     * Sets the normalizer.

        final String settingsIndexName = "test-settings-index";
        final String settingsTypeName = "test-settings-type";
        final String id = "BuildTest";

        final ReadingConverter converter = new ReadingConverter() {
            @Override
            public void init() throws IOException {

            }

            @Override

    public List<SuggestItem> parseDocument(final Map<String, Object> document, final String[] fields, final String[] tagFieldNames,
            final String roleFieldName, final String langFieldName, final ReadingConverter readingConverter,
            final ReadingConverter contentsReadingConverter, final Normalizer normalizer, final SuggestAnalyzer analyzer) {
        List<SuggestItem> items = null;
        final List<String> tagList = new ArrayList<>();

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>

```
Input Text
    ↓
[Normalization] - NormalizerChain
    ↓
[Reading Conversion] - ReadingConverterChain
    ↓
[Analysis] - SuggestAnalyzer
```

Note: Suggester has TWO ReadingConverter instances:
- `readingConverter` - For query/metadata fields
- `contentsReadingConverter` - For content/document fields

---

## Key Components

### Suggester (Main Entry Point)

import org.codelibs.core.CoreLibConstants;
import org.codelibs.fess.suggest.converter.AnalyzerConverter;
import org.codelibs.fess.suggest.converter.KatakanaToAlphabetConverter;
import org.codelibs.fess.suggest.converter.ReadingConverter;
import org.codelibs.fess.suggest.converter.ReadingConverterChain;
import org.codelibs.fess.suggest.entity.SuggestItem;
import org.codelibs.fess.suggest.exception.SuggesterException;