/*
 * Copyright (C) 2005-2010 Alfresco Software Limited.
 *
 * This file is part of Alfresco
 *
 * Alfresco is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Alfresco is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
 */
package org.alfresco.repo.search;

import java.util.Map;

import org.alfresco.repo.search.impl.lucene.LuceneQueryLanguageSPI;
import org.alfresco.service.cmr.repository.StoreRef;
import org.alfresco.service.cmr.search.SearchService;

/**
 * Interface for Indexer and Searcher Factories to implement
 * 
 * @author andyh
 * 
 */
public interface IndexerAndSearcher
{
    /**
     * Get an indexer for a store
     * 
     * @param storeRef
     * @return
     * @throws IndexerException
     */
    public abstract Indexer getIndexer(StoreRef storeRef) throws IndexerException;

    /**
     * Get a searcher for a store
     * 
     * @param storeRef
     * @param searchDelta -
     *            serach the in progress transaction as well as the main index
     *            (this is ignored for searches that do full text)
     * @return
     * @throws SearcherException
     */
    public abstract SearchService getSearcher(StoreRef storeRef, boolean searchDelta) throws SearcherException;
    
    
    /**
     * Do any indexing that may be pending on behalf of the current transaction.
     *
     */
    public abstract void flush();

    /**
     * @param luceneAlfrescoFtsQueryLanguage
     */
    public abstract void registerQueryLanguage(LuceneQueryLanguageSPI luceneQueryLanguageSPI);

    /**
     * @return
     */
    public abstract Map<String, LuceneQueryLanguageSPI> getQueryLanguages();
}