org.elasticsearch.index.analysis.PreBuiltAnalyzerProviderFactory Maven / Gradle / Ivy
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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.index.analysis;
import org.apache.lucene.analysis.Analyzer;
import org.elasticsearch.Version;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.indices.analysis.PreBuiltAnalyzers;
/**
*
*/
public class PreBuiltAnalyzerProviderFactory implements AnalyzerProviderFactory {
private final PreBuiltAnalyzerProvider analyzerProvider;
public PreBuiltAnalyzerProviderFactory(String name, AnalyzerScope scope, Analyzer analyzer) {
analyzerProvider = new PreBuiltAnalyzerProvider(name, scope, analyzer);
}
@Override
public AnalyzerProvider create(String name, Settings settings) {
Version indexVersion = Version.indexCreated(settings);
if (!Version.CURRENT.equals(indexVersion)) {
PreBuiltAnalyzers preBuiltAnalyzers = PreBuiltAnalyzers.getOrDefault(name, null);
if (preBuiltAnalyzers != null) {
Analyzer analyzer = preBuiltAnalyzers.getAnalyzer(indexVersion);
return new PreBuiltAnalyzerProvider(name, AnalyzerScope.INDICES, analyzer);
}
}
return analyzerProvider;
}
public Analyzer analyzer() {
return analyzerProvider.get();
}
}