org.elasticsearch.index.analysis.StandardAnalyzerProvider Maven / Gradle / Ivy

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/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

package org.elasticsearch.index.analysis;

import org.apache.lucene.analysis.CharArraySet;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.env.Environment;
import org.elasticsearch.index.IndexSettings;

public class StandardAnalyzerProvider extends AbstractIndexAnalyzerProvider {

    private final StandardAnalyzer standardAnalyzer;

    public StandardAnalyzerProvider(IndexSettings indexSettings, Environment env, String name, Settings settings) {
        super(indexSettings, name, settings);
        final CharArraySet defaultStopwords = CharArraySet.EMPTY_SET;
        CharArraySet stopWords = Analysis.parseStopWords(env, settings, defaultStopwords);
        int maxTokenLength = settings.getAsInt("max_token_length", StandardAnalyzer.DEFAULT_MAX_TOKEN_LENGTH);
        standardAnalyzer = new StandardAnalyzer(stopWords);
        standardAnalyzer.setMaxTokenLength(maxTokenLength);
    }

    @Override
    public StandardAnalyzer get() {
        return this.standardAnalyzer;
    }
}