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.suggest; 016 017 /** 018 * @author Michael C. Han 019 */ 020 public interface Suggester { 021 022 public <T> T accept(SuggesterVisitor<T> suggesterVisitor); 023 024 public String getName(); 025 026 public enum Sort { 027 028 FREQUENCY, SCORE 029 030 } 031 032 public enum StringDistance { 033 034 DAMERAU_LEVENSHTEIN, INTERNAL, JAROWINKLER, LEVENSTEIN, NGRAM 035 036 } 037 038 public enum SuggestMode { 039 040 ALWAYS, MISSING, POPULAR 041 042 } 043 044 }