org.elasticsearch.index.analysis.AbstractTokenFilterFactory Java Examples

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Example #1

Source File: AnalysisModule.java From crate with Apache License 2.0

5 votes

private NamedRegistry<AnalysisProvider<TokenFilterFactory>> setupTokenFilters(List<AnalysisPlugin> plugins, HunspellService
    hunspellService) {
    NamedRegistry<AnalysisProvider<TokenFilterFactory>> tokenFilters = new NamedRegistry<>("token_filter");
    tokenFilters.register("stop", StopTokenFilterFactory::new);
    tokenFilters.register("standard", (indexSettings, environment, name, settings) -> {
        DEPRECATION_LOGGER.deprecatedAndMaybeLog("standard_deprecation",
            "The [standard] token filter name is deprecated and will be removed in a future version.");
        return new AbstractTokenFilterFactory(indexSettings, name, settings) {
            @Override
            public TokenStream create(TokenStream tokenStream) {
                return tokenStream;
            }
        };
    });
    tokenFilters.register("shingle", ShingleTokenFilterFactory::new);
    tokenFilters.register(
        "hunspell",
        requiresAnalysisSettings((indexSettings, env, name, settings) ->
            new HunspellTokenFilterFactory(
                indexSettings,
                name,
                settings,
                hunspellService
            )
        )
    );

    tokenFilters.extractAndRegister(plugins, AnalysisPlugin::getTokenFilters);
    return tokenFilters;
}