private static class ToParentBlockJoinQuery.BlockJoinWeight extends Weight
Weight.DefaultBulkScorer
Modifier and Type | Field and Description |
---|---|
private Weight |
childWeight |
private BitSetProducer |
parentsFilter |
private ScoreMode |
scoreMode |
parentQuery
Constructor and Description |
---|
BlockJoinWeight(Query joinQuery,
Weight childWeight,
BitSetProducer parentsFilter,
ScoreMode scoreMode) |
Modifier and Type | Method and Description |
---|---|
Explanation |
explain(LeafReaderContext context,
int doc)
An explanation of the score computation for the named document.
|
void |
extractTerms(java.util.Set<Term> terms)
Expert: adds all terms occurring in this query to the terms set.
|
float |
getValueForNormalization()
The value for normalization of contained query clauses (e.g.
|
void |
normalize(float norm,
float boost)
Assigns the query normalization factor and boost to this.
|
Scorer |
scorer(LeafReaderContext readerContext)
Returns a
Scorer which can iterate in order over all matching
documents and assign them a score. |
bulkScorer, getQuery
private final Weight childWeight
private final BitSetProducer parentsFilter
private final ScoreMode scoreMode
public BlockJoinWeight(Query joinQuery, Weight childWeight, BitSetProducer parentsFilter, ScoreMode scoreMode)
public void extractTerms(java.util.Set<Term> terms)
Weight
Weight
was created with needsScores == true
then this
method will only extract terms which are used for scoring, otherwise it
will extract all terms which are used for matching.extractTerms
in class Weight
public float getValueForNormalization() throws java.io.IOException
Weight
getValueForNormalization
in class Weight
java.io.IOException
public void normalize(float norm, float boost)
Weight
public Scorer scorer(LeafReaderContext readerContext) throws java.io.IOException
Weight
Scorer
which can iterate in order over all matching
documents and assign them a score.
NOTE: null can be returned if no documents will be scored by this query.
NOTE: The returned Scorer
does not have
LeafReader.getLiveDocs()
applied, they need to be checked on top.
scorer
in class Weight
readerContext
- the LeafReaderContext
for which to return the Scorer
.Scorer
which scores documents in/out-of order.java.io.IOException
- if there is a low-level I/O errorpublic Explanation explain(LeafReaderContext context, int doc) throws java.io.IOException
Weight
explain
in class Weight
context
- the readers context to create the Explanation
for.doc
- the document's id relative to the given context's readerjava.io.IOException
- if an IOException
occurs