001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.kernel.search;
016    
017    import com.liferay.portal.kernel.util.StringPool;
018    
019    /**
020     * @author Michael C. Han
021     * @author Josef Sustacek
022     */
023    public class CollatedSpellCheckHitsProcessor implements HitsProcessor {
024    
025            @Override
026            public boolean process(SearchContext searchContext, Hits hits)
027                    throws SearchException {
028    
029                    QueryConfig queryConfig = searchContext.getQueryConfig();
030    
031                    if (!queryConfig.isCollatedSpellCheckResultEnabled()) {
032                            return true;
033                    }
034    
035                    int collatedSpellCheckResultScoresThreshold =
036                            queryConfig.getCollatedSpellCheckResultScoresThreshold();
037    
038                    if (hits.getLength() >= collatedSpellCheckResultScoresThreshold) {
039                            return true;
040                    }
041    
042                    String collatedKeywords = SearchEngineUtil.spellCheckKeywords(
043                            searchContext);
044    
045                    if (collatedKeywords.equals(searchContext.getKeywords())) {
046                            collatedKeywords = StringPool.BLANK;
047                    }
048    
049                    hits.setCollatedSpellCheckResult(collatedKeywords);
050    
051                    return true;
052            }
053    
054    }