| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.solr.spelling.suggest; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.apache.lucene.search.suggest.Lookup.LookupResult; |
| |
| /** |
| * Encapsulates the results returned by the suggester in {@link SolrSuggester} |
| * */ |
| public class SuggesterResult { |
| |
| public SuggesterResult() {} |
| |
| /** token -> lookup results mapping*/ |
| private Map<String, Map<String, List<LookupResult>>> suggestionsMap = |
| new HashMap<>(); |
| |
| /** Add suggestion results for <code>token</code> */ |
| public void add(String suggesterName, String token, List<LookupResult> results) { |
| Map<String, List<LookupResult>> suggesterRes = this.suggestionsMap.get(suggesterName); |
| if (suggesterRes == null) { |
| this.suggestionsMap.put(suggesterName, new HashMap<String, List<LookupResult>>()); |
| } |
| List<LookupResult> res = this.suggestionsMap.get(suggesterName).get(token); |
| if (res == null) { |
| res = results; |
| this.suggestionsMap.get(suggesterName).put(token, res); |
| } |
| } |
| |
| /** |
| * Get a list of lookup result for a given <code>token</code> |
| * null can be returned, if there are no lookup results |
| * for the <code>token</code> |
| * */ |
| public List<LookupResult> getLookupResult(String suggesterName, String token) { |
| return (this.suggestionsMap.containsKey(suggesterName)) |
| ? this.suggestionsMap.get(suggesterName).get(token) |
| : new ArrayList<LookupResult>(); |
| } |
| |
| /** |
| * Get the set of tokens that are present in the |
| * instance |
| */ |
| public Set<String> getTokens(String suggesterName) { |
| return (this.suggestionsMap.containsKey(suggesterName)) |
| ? this.suggestionsMap.get(suggesterName).keySet() |
| : new HashSet<String>(); |
| } |
| |
| /** |
| * Get the set of suggesterNames for which this |
| * instance holds results |
| */ |
| public Set<String> getSuggesterNames() { |
| return this.suggestionsMap.keySet(); |
| } |
| } |