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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.engine;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.SearcherFactory;
import java.io.IOException;
/**
* Basic Searcher factory that allows returning an {@link IndexSearcher}
* given an {@link IndexReader}
*/
public class EngineSearcherFactory extends SearcherFactory {
private final EngineConfig engineConfig;
public EngineSearcherFactory(EngineConfig engineConfig) {
this.engineConfig = engineConfig;
}
@Override
public IndexSearcher newSearcher(IndexReader reader, IndexReader previousReader) throws IOException {
IndexSearcher searcher = super.newSearcher(reader, previousReader);
searcher.setQueryCache(engineConfig.getQueryCache());
searcher.setQueryCachingPolicy(engineConfig.getQueryCachingPolicy());
searcher.setSimilarity(engineConfig.getSimilarity());
return searcher;
}
}
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