| /* |
| * 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.lucene.search; |
| |
| |
| import java.io.IOException; |
| |
| import org.apache.lucene.util.Bits; |
| |
| final class ReqExclBulkScorer extends BulkScorer { |
| |
| private final BulkScorer req; |
| private final DocIdSetIterator excl; |
| |
| ReqExclBulkScorer(BulkScorer req, DocIdSetIterator excl) { |
| this.req = req; |
| this.excl = excl; |
| } |
| |
| @Override |
| public int score(LeafCollector collector, Bits acceptDocs, int min, int max) throws IOException { |
| int upTo = min; |
| int exclDoc = excl.docID(); |
| |
| while (upTo < max) { |
| if (exclDoc < upTo) { |
| exclDoc = excl.advance(upTo); |
| } |
| if (exclDoc == upTo) { |
| // upTo is excluded so we can consider that we scored up to upTo+1 |
| upTo += 1; |
| exclDoc = excl.nextDoc(); |
| } else { |
| upTo = req.score(collector, acceptDocs, upTo, Math.min(exclDoc, max)); |
| } |
| } |
| |
| if (upTo == max) { |
| upTo = req.score(collector, acceptDocs, upTo, upTo); |
| } |
| |
| return upTo; |
| } |
| |
| @Override |
| public long cost() { |
| return req.cost(); |
| } |
| |
| } |