- [CSV](https://github.com/codelibs/fess-ds-csv)
 - [Database](https://github.com/codelibs/fess-ds-db)
 - [Dropbox](https://github.com/codelibs/fess-ds-dropbox)
 - [Elasticsearch](https://github.com/codelibs/fess-ds-elasticsearch)
 - [Git](https://github.com/codelibs/fess-ds-git)
 - [Gitbucket](https://github.com/codelibs/fess-ds-gitbucket)
 - [G Suite](https://github.com/codelibs/fess-ds-gsuite)

            return value;
        }
        return get("elasticsearch.type");
    }

    String getSearchEngineHttpUrl();

    default String getFesenHttpUrl() {
        final String value = getSearchEngineHttpUrl();
        if (value != null) {
            return value;
        }
        return get("elasticsearch.http.url");
    }

        String originalValue = System.getProperty(Constants.FESS_SEARCH_ENGINE_HTTP_ADDRESS);

        try {
            // Test multiple value changes
            String[] testValues = { "http://localhost:9200", "https://elasticsearch.example.com", "http://127.0.0.1:9201",
                    "https://search.domain.com:443" };

            for (String testValue : testValues) {

							</paths>
							<mapper>
								<type>perm</type>
								<user>opensearch</user>
								<group>opensearch</group>
							</mapper>
						</data>
						<!-- Add elasicsearch modules directory -->
						<data>
							<type>directory</type>
							<src>${project.basedir}/modules</src>
							<mapper>
								<type>perm</type>