*/
public class SuggestRequestBuilder extends RequestBuilder<SuggestRequest, SuggestResponse> {
    /**
     * Constructor for SuggestRequestBuilder.
     * @param client The OpenSearch client.
     * @param readingConverter The reading converter.
     * @param normalizer The normalizer.
     */

            logger.debug("Created suggester instance: index={}", index);
        }
    }

    /**
     * Creates a new SuggestRequestBuilder for querying suggestions.
     * @return A SuggestRequestBuilder instance.
     */
    public SuggestRequestBuilder suggest() {
        return new SuggestRequestBuilder(client, readingConverter, normalizer).setIndex(getSearchAlias(index));
    }

    /**

├── concurrent/                 # Async patterns (Deferred/Promise)
└── util/                      # Utilities
```

### Key Design Patterns

- **Builder**: SuggesterBuilder, SuggestRequestBuilder
- **Facade**: Suggester (main entry point)
- **Composite**: NormalizerChain, ReadingConverterChain
- **Strategy**: Normalizer, ReadingConverter, ContentsParser
- **Deferred/Promise**: Async operations

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.suggest.entity.SuggestItem;
import org.codelibs.fess.suggest.request.suggest.SuggestRequestBuilder;
import org.codelibs.fess.suggest.request.suggest.SuggestResponse;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.DocumentUtil;
import org.codelibs.fess.util.FacetResponse;