![GitHub Release](https://img.shields.io/github/v/release/codelibs/fess)

## 概述

Fess 是一个功能强大且易于部署的企业搜索服务器。您可以在任何可以运行 Java 运行时环境的平台上快速安装和运行 Fess。Fess 根据 [Apache 许可证 2.0](LICENSE) 提供。

import org.lastaflute.core.message.UserMessages;
import org.opensearch.common.unit.Fuzziness;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;

/**
 * Query command implementation for handling fuzzy search queries.
 * This class converts Lucene FuzzyQuery objects into OpenSearch fuzzy query builders,

## 개요

Fess는 매우 강력하고 쉽게 배포 가능한 엔터프라이즈 검색 서버입니다. 자바 런타임 환경(Java Runtime Environment)을 실행할 수 있는 모든 플랫폼에서 Fess를 빠르게 설치하고 실행할 수 있습니다. Fess는 [Apache License 2.0](LICENSE)에 따라 제공됩니다.

- Don't call `refresh()` too frequently
- Limit `maxReadingNum` to prevent memory issues
- OpenSearch auto-refreshes every 1 second by default

### Compatibility
- Designed for OpenSearch 2.x+
- All text processing uses UTF-8

- **Popular Words Analytics**: Track and analyze frequently searched terms
- **Flexible Text Processing**: Configurable converters and normalizers for text transformation
- **OpenSearch Integration**: Seamless integration with OpenSearch/Elasticsearch clusters
- **Asynchronous Operations**: Non-blocking suggestion requests with callback support
- **Index Management**: Automatic index creation, switching, and maintenance

import org.codelibs.fess.suggest.request.Request;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.action.search.SearchResponse;
import org.opensearch.common.lucene.search.function.CombineFunction;
import org.opensearch.core.action.ActionListener;
import org.opensearch.index.query.BoolQueryBuilder;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;

## 概要

Fessは非常に強力で、簡単に導入できるエンタープライズ検索サーバーです。FessはJavaランタイム環境が動作する任意のプラットフォーム上で簡単にインストールして実行できます。Fessは[Apache License 2.0](LICENSE)の下で提供されています。

import org.junit.jupiter.api.Test;
import org.lastaflute.di.exception.IORuntimeException;
import org.opensearch.common.xcontent.XContentType;
import org.opensearch.core.xcontent.MediaType;
import org.opensearch.core.xcontent.ToXContent;
import org.opensearch.core.xcontent.XContentBuilder;

public class SearchEngineUtilTest extends UnitFessTestCase {

    @Test

import org.codelibs.core.misc.Base64Util;
import org.codelibs.fess.crawler.exception.OpenSearchAccessException;
import org.opensearch.core.xcontent.ToXContent;
import org.opensearch.core.xcontent.XContentBuilder;

/**
 * OpenSearchAccessResultData is an implementation of {@link AccessResultData} for OpenSearch.
 */
public class OpenSearchAccessResultData extends AccessResultDataImpl<String> implements ToXContent {

    /**

import org.codelibs.fess.suggest.settings.SuggestSettings;
import org.opensearch.action.admin.indices.analyze.AnalyzeAction;
import org.opensearch.action.admin.indices.analyze.AnalyzeAction.AnalyzeToken;
import org.opensearch.transport.client.Client;

/**
 * AnalyzerNormalizer is a class that implements the Normalizer interface.
 * It uses an OpenSearch client and settings to normalize text based on specified languages.
 */