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 * Licensed to the Apache Software Foundation (ASF) under one or more
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 * 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
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 *     http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.lucene.search;


import java.io.IOException;
import java.util.List;

A Scorer for OR like queries, counterpart of ConjunctionScorer.
/** A Scorer for OR like queries, counterpart of <code>ConjunctionScorer</code>. */
final class DisjunctionSumScorer extends DisjunctionScorer {
Construct a DisjunctionScorer.
Params:
  • weight – The weight to be used.
  • subScorers – Array of at least two subscorers.
/** Construct a <code>DisjunctionScorer</code>. * @param weight The weight to be used. * @param subScorers Array of at least two subscorers. */
DisjunctionSumScorer(Weight weight, List<Scorer> subScorers, ScoreMode scoreMode) throws IOException { super(weight, subScorers, scoreMode); } @Override protected float score(DisiWrapper topList) throws IOException { double score = 0; for (DisiWrapper w = topList; w != null; w = w.next) { score += w.scorer.score(); } return (float)score; } @Override public float getMaxScore(int upTo) throws IOException { // It's ok to return a bad upper bound here since we use WANDScorer when // we actually care about block scores. return Float.MAX_VALUE; } }