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;
016    
017    import com.liferay.portal.kernel.search.filter.BooleanFilter;
018    import com.liferay.portal.kernel.search.filter.Filter;
019    import com.liferay.portal.kernel.search.query.QueryVisitor;
020    
021    import java.io.Serializable;
022    
023    /**
024     * @author Brian Wing Shun Chan
025     */
026    public interface Query extends Serializable {
027    
028            public static final float BOOST_DEFAULT = 1.0f;
029    
030            public <T> T accept(QueryVisitor<T> queryVisitor);
031    
032            public float getBoost();
033    
034            public Filter getPostFilter();
035    
036            public BooleanFilter getPreBooleanFilter();
037    
038            public QueryConfig getQueryConfig();
039    
040            /**
041             * @deprecated As of 7.0.0
042             */
043            @Deprecated
044            public Object getWrappedQuery();
045    
046            public boolean hasChildren();
047    
048            public boolean isDefaultBoost();
049    
050            public void setBoost(float boost);
051    
052            public void setPostFilter(Filter filter);
053    
054            public void setPreBooleanFilter(BooleanFilter preBooleanFilter);
055    
056            public void setQueryConfig(QueryConfig queryConfig);
057    
058    }