| // Lucene version compatibility level 4.8.1 |
| using System; |
| using System.Collections.Generic; |
| |
| namespace Lucene.Net.Facet |
| { |
| /* |
| * 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. |
| */ |
| |
| using AtomicReaderContext = Lucene.Net.Index.AtomicReaderContext; |
| using ICollector = Lucene.Net.Search.ICollector; |
| using ChildScorer = Lucene.Net.Search.Scorer.ChildScorer; |
| using Scorer = Lucene.Net.Search.Scorer; |
| |
| /// <summary> |
| /// Verifies in collect() that all child subScorers are on |
| /// the collected doc. |
| /// </summary> |
| internal class AssertingSubDocsAtOnceCollector : ICollector |
| { |
| // TODO: allow wrapping another Collector |
| |
| internal IList<Scorer> allScorers; |
| |
| public virtual void SetScorer(Scorer scorer) |
| { |
| // Gathers all scorers, including value and "under": |
| allScorers = new List<Scorer>(); |
| allScorers.Add(scorer); |
| int upto = 0; |
| while (upto < allScorers.Count) |
| { |
| scorer = allScorers[upto++]; |
| foreach (ChildScorer sub in scorer.GetChildren()) |
| { |
| allScorers.Add(sub.Child); |
| } |
| } |
| } |
| |
| public virtual void Collect(int docID) |
| { |
| foreach (Scorer s in allScorers) |
| { |
| if (docID != s.DocID) |
| { |
| throw new InvalidOperationException("subScorer=" + s + " has docID=" + s.DocID + " != collected docID=" + docID); |
| } |
| } |
| } |
| |
| public virtual void SetNextReader(AtomicReaderContext context) |
| { |
| } |
| |
| public virtual bool AcceptsDocsOutOfOrder => false; |
| } |
| } |