* <pre>
 * {@code
 * Client client = ...;
 * Map<String, Object> initialSettings = ...;
 * SuggestSettings.TimeoutSettings timeoutSettings = new SuggestSettings.TimeoutSettings();
 * SuggestSettings suggestSettings = new SuggestSettings(client, "settingsId", initialSettings, "settingsIndexName", timeoutSettings);
 * suggestSettings.init();
 * }
 * </pre>
 *
 * <p>Key methods:</p>
 * <ul>

    public static SuggesterBuilder builder() {
        return new SuggesterBuilder();
    }

    // getter
    /**
     * Returns the SuggestSettings instance.
     * @return The SuggestSettings instance.
     */
    public SuggestSettings settings() {
        return suggestSettings;
    }

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

     * @param settings The SuggestSettings instance.
     * @param indexName The name of the index to read from.
     */
    public ESSourceReader(final Client client, final SuggestSettings settings, final String indexName) {
        this.client = client;
        this.settings = settings;
        this.indexName = indexName;
        supportedFields = settings.array().get(SuggestSettings.DefaultKeys.SUPPORTED_FIELDS);

import org.codelibs.fess.suggest.normalizer.Normalizer;
import org.codelibs.fess.suggest.normalizer.NormalizerChain;
import org.codelibs.fess.suggest.settings.AnalyzerSettings;
import org.codelibs.fess.suggest.settings.SuggestSettings;
import org.opensearch.action.bulk.BulkRequestBuilder;
import org.opensearch.action.bulk.BulkResponse;
import org.opensearch.action.delete.DeleteRequest;
import org.opensearch.action.search.SearchResponse;

    @Test
    public void testBuildMultipleInstances() {
        // Test that multiple SuggestSettings can be built from the same builder
        builder.setSettingsIndexName("MULTI_INDEX").addInitialSettings("multi.key", "multiValue").scrollTimeout("25s");

        SuggestSettings settings1 = builder.build(client, "id1");
        SuggestSettings settings2 = builder.build(client, "id2");

        assertNotNull(settings1);

        assertEquals(0, response2.getNum());
    }

    @Test
    public void test_indexFromQueryString() throws Exception {
        SuggestSettings settings = suggester.settings();
        String field = settings.array().get(SuggestSettings.DefaultKeys.SUPPORTED_FIELDS)[0];

        SuggestIndexResponse indexResponse = suggester.indexer().indexFromQueryLog(new QueryLog(field + ":検索", null));

    }

    @Test
    public void test_indexFromQueryLogWithParallel() throws Exception {
        SuggestSettings settings = suggester.settings();
        settings.set(SuggestSettings.DefaultKeys.PARALLEL_PROCESSING, "true");
        String field = settings.array().get(SuggestSettings.DefaultKeys.SUPPORTED_FIELDS)[0];

        QueryLog[] queryLogs = new QueryLog[10];
        for (int i = 0; i < 10; i++) {

            final SuggestSettings settings, final ExecutorService threadPool) {
        this.client = client;
        this.index = index;

        supportedFields = settings.array().get(SuggestSettings.DefaultKeys.SUPPORTED_FIELDS);
        badWords = settings.badword().get(true);
        tagFieldNames = settings.getAsString(SuggestSettings.DefaultKeys.TAG_FIELD_NAME, StringUtil.EMPTY).split(",");

});
```

### Custom Text Processing

```java
import org.codelibs.fess.suggest.settings.SuggestSettings;
import org.codelibs.fess.suggest.converter.ReadingConverterChain;
import org.codelibs.fess.suggest.normalizer.ICUNormalizer;

// Configure custom settings
SuggestSettings settings = SuggestSettings.builder()
    .analyzer(analyzers -> {
        // Configure custom analyzers

        }
        try {
            suggester.settings().array().delete(SuggestSettings.DefaultKeys.SUPPORTED_FIELDS);
            split(fessConfig.getSuggestFieldIndexContents(), ",").of(stream -> stream.filter(StringUtil::isNotBlank).forEach(field -> {
                try {
                    suggester.settings().array().add(SuggestSettings.DefaultKeys.SUPPORTED_FIELDS, field);
                } catch (final SuggestSettingsException e) {