/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * See LICENSE.txt included in this distribution for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at LICENSE.txt.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

 /*
  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
  */
package org.opensolaris.opengrok.configuration;

import java.io.IOException;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.SearcherFactory;

/**
 * Factory for producing IndexSearcher objects.
 * This is used inside getIndexSearcher() to produce new SearcherManager objects
 * to make sure the searcher threads are constrained to single thread pool.
 * @author vkotal
 */
class ThreadpoolSearcherFactory extends SearcherFactory {
    @Override
    public SuperIndexSearcher newSearcher(IndexReader r, IndexReader prev) throws IOException {
        // The previous IndexReader is not used here.
        SuperIndexSearcher searcher = new SuperIndexSearcher(r,
            RuntimeEnvironment.getInstance().getSearchExecutor());
        return searcher;
    }
}