public class EquiJoin extends AbstractCondition
EquiJoin
implements an equi join condition.inner
Constructor and Description |
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EquiJoin(MultiColumnQueryHits inner,
int innerScoreNodeIndex,
NamespaceMappings nsMappings,
org.apache.lucene.index.IndexReader reader,
Name innerProperty,
Name outerProperty)
Creates a new equi join condition.
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Modifier and Type | Method and Description |
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ScoreNode[][] |
getMatchingScoreNodes(ScoreNode outer)
Returns the matching inner score nodes for the given outer score node
sn . |
close, getIndex, getInnerSelectorNames
public EquiJoin(MultiColumnQueryHits inner, int innerScoreNodeIndex, NamespaceMappings nsMappings, org.apache.lucene.index.IndexReader reader, Name innerProperty, Name outerProperty) throws IOException, IllegalNameException
inner
- the inner query hits.innerScoreNodeIndex
- the selector name for the inner query hits.nsMappings
- the namespace mappingsreader
- the index reader.innerProperty
- the name of the property of the inner query
hits.outerProperty
- the name of the property of the outer query
hits.IOException
- if an error occurs while reading from the index.IllegalNameException
public ScoreNode[][] getMatchingScoreNodes(ScoreNode outer) throws IOException
sn
.outer
- the current score nodes of the outer source.IOException
- if an error occurs while evaluating the condition.Copyright © 2004-2020 The Apache Software Foundation. All Rights Reserved.