org.apache.solr.ltr.feature

Class SolrFeature.SolrFeatureWeight

java.lang.Object

org.apache.lucene.search.Weight

org.apache.solr.ltr.feature.Feature.FeatureWeight

org.apache.solr.ltr.feature.SolrFeature.SolrFeatureWeight

Enclosing class:

SolrFeature

public class SolrFeature.SolrFeatureWeight
extends Feature.FeatureWeight

Weight for a SolrFeature

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	SolrFeature.SolrFeatureWeight.SolrFeatureScorer Scorer for a SolrFeature
class	SolrFeature.SolrFeatureWeight.SolrFeatureScorerIterator An iterator that allows to iterate only on the documents for which a feature has a value.

Nested classes/interfaces inherited from class org.apache.solr.ltr.feature.Feature.FeatureWeight

Feature.FeatureWeight.FeatureScorer, Feature.FeatureWeight.ValueFeatureScorer

Nested classes/interfaces inherited from class org.apache.lucene.search.Weight

Weight.DefaultBulkScorer

Field Summary

Fields inherited from class org.apache.solr.ltr.feature.Feature.FeatureWeight

efi, macroExpander, originalQuery, request, searcher

Fields inherited from class org.apache.lucene.search.Weight

parentQuery

Constructor Summary

Constructors

Constructor and Description
SolrFeatureWeight(IndexSearcher searcher, SolrQueryRequest request, Query originalQuery, Map<String,String[]> efi)

Method Summary

Modifier and Type	Method and Description
void	extractTerms(Set<Term> terms)
float	getValueForNormalization()
void	normalize(float norm, float boost)
Feature.FeatureWeight.FeatureScorer	scorer(LeafReaderContext context)

Methods inherited from class org.apache.solr.ltr.feature.Feature.FeatureWeight

explain, getDefaultValue, getIndex, getName, toString

Methods inherited from class org.apache.lucene.search.Weight

bulkScorer, getQuery, scorerSupplier

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

SolrFeatureWeight

public SolrFeatureWeight(IndexSearcher searcher,
                         SolrQueryRequest request,
                         Query originalQuery,
                         Map<String,String[]> efi)
                  throws IOException

Throws:

IOException

Method Detail

extractTerms

public void extractTerms(Set<Term> terms)

Overrides:

extractTerms in class Feature.FeatureWeight

getValueForNormalization

public float getValueForNormalization()
                               throws IOException

Specified by:

getValueForNormalization in class Weight

Throws:

IOException

normalize

public void normalize(float norm,
                      float boost)

Specified by:

normalize in class Weight

scorer

public Feature.FeatureWeight.FeatureScorer scorer(LeafReaderContext context)
                                           throws IOException

Specified by:

scorer in class Feature.FeatureWeight

Throws:

IOException