001    /**
002     * Copyright (c) 2000-present 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.query;
016    
017    import com.liferay.portal.kernel.search.BooleanQuery;
018    import com.liferay.portal.kernel.search.TermQuery;
019    import com.liferay.portal.kernel.search.TermRangeQuery;
020    import com.liferay.portal.kernel.search.WildcardQuery;
021    import com.liferay.portal.kernel.search.generic.DisMaxQuery;
022    import com.liferay.portal.kernel.search.generic.FuzzyQuery;
023    import com.liferay.portal.kernel.search.generic.MatchAllQuery;
024    import com.liferay.portal.kernel.search.generic.MatchQuery;
025    import com.liferay.portal.kernel.search.generic.MoreLikeThisQuery;
026    import com.liferay.portal.kernel.search.generic.MultiMatchQuery;
027    import com.liferay.portal.kernel.search.generic.NestedQuery;
028    import com.liferay.portal.kernel.search.generic.StringQuery;
029    
030    /**
031     * @author Andr?? de Oliveira
032     * @author Miguel Angelo Caldas Gallindo
033     */
034    public interface QueryVisitor<T> {
035    
036            public T visitQuery(BooleanQuery booleanQuery);
037    
038            public T visitQuery(DisMaxQuery disMaxQuery);
039    
040            public T visitQuery(FuzzyQuery fuzzyQuery);
041    
042            public T visitQuery(MatchAllQuery matchAllQuery);
043    
044            public T visitQuery(MatchQuery matchQuery);
045    
046            public T visitQuery(MoreLikeThisQuery moreLikeThisQuery);
047    
048            public T visitQuery(MultiMatchQuery multiMatchQuery);
049    
050            public T visitQuery(NestedQuery nestedQuery);
051    
052            public T visitQuery(StringQuery stringQuery);
053    
054            public T visitQuery(TermQuery termQuery);
055    
056            public T visitQuery(TermRangeQuery termRangeQuery);
057    
058            public T visitQuery(WildcardQuery wildcardQuery);
059    
060    }