https://github.com/codelibs/fesen-httpclient

HTTP Rest Client for Elasticsearch and OpenSearch
https://github.com/codelibs/fesen-httpclient

elasticsearch java opensearch

Last synced: 2 months ago
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HTTP Rest Client for Elasticsearch and OpenSearch

• Host: GitHub
• URL: https://github.com/codelibs/fesen-httpclient
• Owner: codelibs
• License: apache-2.0
• Created: 2021-01-23T00:42:35.000Z (over 4 years ago)
• Default Branch: main
• Last Pushed: 2025-03-30T13:09:36.000Z (3 months ago)
• Last Synced: 2025-03-30T14:22:23.593Z (3 months ago)
• Topics: elasticsearch, java, opensearch
• Language: Java
• Homepage:
• Size: 481 KB
• Stars: 4
• Watchers: 3
• Forks: 0
• Open Issues: 1
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
Fesen HttpClient

[![Java CI with Maven](https://github.com/codelibs/fesen-httpclient/actions/workflows/maven.yml/badge.svg)](https://github.com/codelibs/fesen-httpclient/actions/workflows/maven.yml)

====================

Fesen HttpClient is HTTP Rest Client for Elasticsearch/OpenSearch.

HttpClient provided by fesen-httpclient is HTTP-based implementation for org.opensearch.client.Client.

This HttpClient supports Elasticsearch 7.x, 8.x and OpenSearch 1.x, 2.x.

Usage

=====

## For Maven

```

    org.codelibs.fesen.client

    fesen-httpclient

    2.2.0

```

## Example Code

```

// create client

final String host = "http://localhost:9200";

final Settings settings = Settings.builder().putList("http.hosts", host).put("http.compression", true).build();

final HttpClient client = new HttpClient(settings, null);

// search

client.prepareSearch("testindex").setQuery(QueryBuilders.matchAllQuery()).execute(wrap(res -> {

  final long totalHits = res.getHits().getTotalHits().value;

  // ...

}, e -> {

  // ...

}));

```

For the more details, see test code in [src/test/java](https://github.com/codelibs/fesen-httpclient/tree/main/src/test/java/org/codelibs/fesen/client).