Uses of Class
org.apache.lucene.index.IndexReader

Packages that use IndexReader

Package	Description
org.apache.lucene.index
org.apache.lucene.queries
org.apache.lucene.queries.function
org.apache.lucene.search
org.apache.lucene.search.highlight
org.apache.lucene.search.join
org.apache.lucene.search.spans
org.apache.lucene.search.spell
org.apache.lucene.search.suggest.document
org.apache.lucene.search.uhighlight
org.apache.lucene.search.vectorhighlight
org.elasticsearch.common.lucene.index
org.elasticsearch.common.lucene.search
org.elasticsearch.common.lucene.search.function
org.elasticsearch.common.lucene.uid
org.elasticsearch.index.engine
org.elasticsearch.index.fielddata.ordinals
org.elasticsearch.index.fielddata.plain
org.elasticsearch.index.mapper
org.elasticsearch.index.query
org.elasticsearch.index.search
org.elasticsearch.index.termvectors
org.elasticsearch.search.fetch
org.elasticsearch.search.fetch.subphase.highlight
org.elasticsearch.search.internal
org.elasticsearch.search.suggest.phrase

Uses of IndexReader in org.apache.lucene.index

Classes in org.apache.lucene.index with type parameters of type IndexReader

Modifier and Type	Class	Description
class	BaseCompositeReader<R extends IndexReader>	Base class for implementing CompositeReaders based on an array of sub-readers.

Subclasses of IndexReader in org.apache.lucene.index

Modifier and Type	Class	Description
class	BaseCompositeReader<R extends IndexReader>	Base class for implementing CompositeReaders based on an array of sub-readers.
class	CodecReader	LeafReader implemented by codec APIs.
class	CompositeReader	Instances of this reader type can only be used to get stored fields from the underlying LeafReaders, but it is not possible to directly retrieve postings.
class	DirectoryReader	DirectoryReader is an implementation of CompositeReader that can read indexes in a Directory.
class	FilterCodecReader	A FilterCodecReader contains another CodecReader, which it uses as its basic source of data, possibly transforming the data along the way or providing additional functionality.
class	FilterDirectoryReader	A FilterDirectoryReader wraps another DirectoryReader, allowing implementations to transform or extend it.
class	FilterLeafReader	A FilterLeafReader contains another LeafReader, which it uses as its basic source of data, possibly transforming the data along the way or providing additional functionality.
class	LeafReader	LeafReader is an abstract class, providing an interface for accessing an index.
class	MultiReader	A CompositeReader which reads multiple indexes, appending their content.
class	SegmentReader	IndexReader implementation over a single segment.
class	SoftDeletesDirectoryReaderWrapper	This reader filters out documents that have a doc values value in the given field and treat these documents as soft deleted.
class	StandardDirectoryReader	Default implementation of DirectoryReader.

Methods in org.apache.lucene.index that return IndexReader

Modifier and Type	Method	Description
abstract IndexReader	IndexReaderContext.reader()	Returns the IndexReader, this context represents.

Methods in org.apache.lucene.index that return types with arguments of type IndexReader

Modifier and Type	Method	Description
protected abstract List<? extends IndexReader>	CompositeReader.getSequentialSubReaders()	Expert: returns the sequential sub readers that this reader is logically composed of.

Methods in org.apache.lucene.index with parameters of type IndexReader

Modifier and Type	Method	Description
static int	PointValues.getDocCount(IndexReader reader, String field)	Return the cumulated number of docs that have points across all leaves of the given IndexReader.
static Collection<String>	FieldInfos.getIndexedFields(IndexReader reader)	Returns a set of names of fields that have a terms index.
static byte[]	PointValues.getMaxPackedValue(IndexReader reader, String field)	Return the maximum packed values across all leaves of the given IndexReader.
static FieldInfos	FieldInfos.getMergedFieldInfos(IndexReader reader)	Call this to get the (merged) FieldInfos for a composite reader.
static byte[]	PointValues.getMinPackedValue(IndexReader reader, String field)	Return the minimum packed values across all leaves of the given IndexReader.
static PostingsEnum	MultiTerms.getTermPostingsEnum(IndexReader r, String field, BytesRef term)	Returns PostingsEnum for the specified field and term.
static PostingsEnum	MultiTerms.getTermPostingsEnum(IndexReader r, String field, BytesRef term, int flags)	Returns PostingsEnum for the specified field and term, with control over whether freqs, positions, offsets or payloads are required.
static Terms	MultiTerms.getTerms(IndexReader r, String field)	This method may return null if the field does not exist or if it has no terms.
void	IndexReader.registerParentReader(IndexReader reader)	Expert: This method is called by IndexReaders which wrap other readers (e.g.
static long	PointValues.size(IndexReader reader, String field)	Return the cumulated number of points across all leaves of the given IndexReader.
long	IndexWriter.tryDeleteDocument(IndexReader readerIn, int docID)	Expert: attempts to delete by document ID, as long as the provided reader is a near-real-time reader (from DirectoryReader.open(IndexWriter)).
long	IndexWriter.tryUpdateDocValue(IndexReader readerIn, int docID, Field... fields)	Expert: attempts to update doc values by document ID, as long as the provided reader is a near-real-time reader (from DirectoryReader.open(IndexWriter)).

Constructors in org.apache.lucene.index with parameters of type IndexReader

Constructor	Description
BaseCompositeReader(R[] subReaders)	Constructs a BaseCompositeReader on the given subReaders.
MultiReader(IndexReader... subReaders)	Construct a MultiReader aggregating the named set of (sub)readers.
MultiReader(IndexReader[] subReaders, boolean closeSubReaders)	Construct a MultiReader aggregating the named set of (sub)readers.

Uses of IndexReader in org.apache.lucene.queries

Methods in org.apache.lucene.queries with parameters of type IndexReader

Modifier and Type	Method	Description
protected void	BlendedTermQuery.blend(TermStates[] contexts, int maxDoc, IndexReader reader)
void	CommonTermsQuery.collectTermStates(IndexReader reader, List<LeafReaderContext> leaves, TermStates[] contextArray, Term[] queryTerms)
Query	BlendedTermQuery.rewrite(IndexReader reader)
Query	CommonTermsQuery.rewrite(IndexReader reader)
Query	MinDocQuery.rewrite(IndexReader reader)

Uses of IndexReader in org.apache.lucene.queries.function

Methods in org.apache.lucene.queries.function with parameters of type IndexReader

Modifier and Type	Method	Description
Query	FunctionScoreQuery.rewrite(IndexReader reader)

Uses of IndexReader in org.apache.lucene.search

Methods in org.apache.lucene.search that return IndexReader

Modifier and Type	Method	Description
IndexReader	IndexSearcher.getIndexReader()	Return the IndexReader this searches.

Methods in org.apache.lucene.search with parameters of type IndexReader

Modifier and Type	Method	Description
static IndexSearcher	SearcherManager.getSearcher(SearcherFactory searcherFactory, IndexReader reader, IndexReader previousReader)	Expert: creates a searcher from the provided IndexReader using the provided SearcherFactory.
IndexSearcher	SearcherFactory.newSearcher(IndexReader reader, IndexReader previousReader)	Returns a new IndexSearcher over the given reader.
Query	BlendedTermQuery.rewrite(IndexReader reader)
Query	BooleanQuery.rewrite(IndexReader reader)
Query	BoostQuery.rewrite(IndexReader reader)
Query	ConstantScoreQuery.rewrite(IndexReader reader)
Query	CoveringQuery.rewrite(IndexReader reader)
Query	DisjunctionMaxQuery.rewrite(IndexReader reader)	Optimize our representation and our subqueries representations
Query	IndexOrDocValuesQuery.rewrite(IndexReader reader)
Query	MultiPhraseQuery.rewrite(IndexReader reader)
Query	MultiTermQuery.rewrite(IndexReader reader)	To rewrite to a simpler form, instead return a simpler enum from MultiTermQuery.getTermsEnum(Terms, AttributeSource).
abstract Query	MultiTermQuery.RewriteMethod.rewrite(IndexReader reader, MultiTermQuery query)
Query	PhraseQuery.rewrite(IndexReader reader)
Query	Query.rewrite(IndexReader reader)	Expert: called to re-write queries into primitive queries.
Query	ScoringRewrite.rewrite(IndexReader reader, MultiTermQuery query)
Query	SynonymQuery.rewrite(IndexReader reader)
Query	TermInSetQuery.rewrite(IndexReader reader)
Query	TopTermsRewrite.rewrite(IndexReader reader, MultiTermQuery query)

Constructors in org.apache.lucene.search with parameters of type IndexReader

Constructor	Description
IndexSearcher(IndexReader r)	Creates a searcher searching the provided index.
IndexSearcher(IndexReader r, Executor executor)	Runs searches for each segment separately, using the provided Executor.

Uses of IndexReader in org.apache.lucene.search.highlight

Subclasses of IndexReader in org.apache.lucene.search.highlight

Modifier and Type	Class	Description
class	TermVectorLeafReader	Wraps a Terms with a LeafReader, typically from term vectors.

Methods in org.apache.lucene.search.highlight with parameters of type IndexReader

Modifier and Type	Method	Description
Map<String,WeightedSpanTerm>	WeightedSpanTermExtractor.getWeightedSpanTermsWithScores(Query query, float boost, TokenStream tokenStream, String fieldName, IndexReader reader)	Creates a Map of WeightedSpanTerms from the given Query and TokenStream.

Constructors in org.apache.lucene.search.highlight with parameters of type IndexReader

Constructor	Description
QueryScorer(Query query, IndexReader reader, String field)
QueryScorer(Query query, IndexReader reader, String field, String defaultField)

Uses of IndexReader in org.apache.lucene.search.join

Methods in org.apache.lucene.search.join with parameters of type IndexReader

Modifier and Type	Method	Description
Query	ParentChildrenBlockJoinQuery.rewrite(IndexReader reader)
Query	ToChildBlockJoinQuery.rewrite(IndexReader reader)
Query	ToParentBlockJoinQuery.rewrite(IndexReader reader)

Uses of IndexReader in org.apache.lucene.search.spans

Methods in org.apache.lucene.search.spans with parameters of type IndexReader

Modifier and Type	Method	Description
Query	FieldMaskingSpanQuery.rewrite(IndexReader reader)
Query	SpanBoostQuery.rewrite(IndexReader reader)
Query	SpanMultiTermQueryWrapper.rewrite(IndexReader reader)
abstract SpanQuery	SpanMultiTermQueryWrapper.SpanRewriteMethod.rewrite(IndexReader reader, MultiTermQuery query)
SpanQuery	SpanMultiTermQueryWrapper.TopTermsSpanBooleanQueryRewrite.rewrite(IndexReader reader, MultiTermQuery query)
Query	SpanNearQuery.rewrite(IndexReader reader)
Query	SpanNotQuery.rewrite(IndexReader reader)
Query	SpanOrQuery.rewrite(IndexReader reader)
Query	SpanPositionCheckQuery.rewrite(IndexReader reader)

Uses of IndexReader in org.apache.lucene.search.spell

Methods in org.apache.lucene.search.spell with parameters of type IndexReader

Modifier and Type	Method	Description
SuggestWord[]	DirectSpellChecker.suggestSimilar(Term term, int numSug, IndexReader ir)	Calls suggestSimilar(term, numSug, ir, SuggestMode.SUGGEST_WHEN_NOT_IN_INDEX)
protected Collection<DirectSpellChecker.ScoreTerm>	DirectSpellChecker.suggestSimilar(Term term, int numSug, IndexReader ir, int docfreq, int editDistance, float accuracy, CharsRefBuilder spare)	Provide spelling corrections based on several parameters.
SuggestWord[]	DirectSpellChecker.suggestSimilar(Term term, int numSug, IndexReader ir, SuggestMode suggestMode)	Calls suggestSimilar(term, numSug, ir, suggestMode, this.accuracy)
SuggestWord[]	DirectSpellChecker.suggestSimilar(Term term, int numSug, IndexReader ir, SuggestMode suggestMode, float accuracy)	Suggest similar words.
String[]	SpellChecker.suggestSimilar(String word, int numSug, IndexReader ir, String field, SuggestMode suggestMode)	Calls suggestSimilar(word, numSug, ir, suggestMode, field, this.accuracy)
String[]	SpellChecker.suggestSimilar(String word, int numSug, IndexReader ir, String field, SuggestMode suggestMode, float accuracy)	Suggest similar words (optionally restricted to a field of an index).

Uses of IndexReader in org.apache.lucene.search.suggest.document

Methods in org.apache.lucene.search.suggest.document with parameters of type IndexReader

Modifier and Type	Method	Description
Query	CompletionQuery.rewrite(IndexReader reader)

Uses of IndexReader in org.apache.lucene.search.uhighlight

Subclasses of IndexReader in org.apache.lucene.search.uhighlight

Modifier and Type	Class	Description
class	OverlaySingleDocTermsLeafReader	Overlays a 2nd LeafReader for the terms of one field, otherwise the primary reader is consulted.

Uses of IndexReader in org.apache.lucene.search.vectorhighlight

Methods in org.apache.lucene.search.vectorhighlight with parameters of type IndexReader

Modifier and Type	Method	Description
String	BaseFragmentsBuilder.createFragment(IndexReader reader, int docId, String fieldName, FieldFragList fieldFragList)
String	BaseFragmentsBuilder.createFragment(IndexReader reader, int docId, String fieldName, FieldFragList fieldFragList, String[] preTags, String[] postTags, Encoder encoder)
String	FragmentsBuilder.createFragment(IndexReader reader, int docId, String fieldName, FieldFragList fieldFragList)	create a fragment.
String	FragmentsBuilder.createFragment(IndexReader reader, int docId, String fieldName, FieldFragList fieldFragList, String[] preTags, String[] postTags, Encoder encoder)	create a fragment.
String[]	BaseFragmentsBuilder.createFragments(IndexReader reader, int docId, String fieldName, FieldFragList fieldFragList, int maxNumFragments)
String[]	BaseFragmentsBuilder.createFragments(IndexReader reader, int docId, String fieldName, FieldFragList fieldFragList, int maxNumFragments, String[] preTags, String[] postTags, Encoder encoder)
String[]	FragmentsBuilder.createFragments(IndexReader reader, int docId, String fieldName, FieldFragList fieldFragList, int maxNumFragments)	create multiple fragments.
String[]	FragmentsBuilder.createFragments(IndexReader reader, int docId, String fieldName, FieldFragList fieldFragList, int maxNumFragments, String[] preTags, String[] postTags, Encoder encoder)	create multiple fragments.
protected void	CustomFieldQuery.flatten(Query sourceQuery, IndexReader reader, Collection<Query> flatQueries, float boost)
protected void	FieldQuery.flatten(Query sourceQuery, IndexReader reader, Collection<Query> flatQueries, float boost)
String	FastVectorHighlighter.getBestFragment(FieldQuery fieldQuery, IndexReader reader, int docId, String fieldName, int fragCharSize)	return the best fragment.
String	FastVectorHighlighter.getBestFragment(FieldQuery fieldQuery, IndexReader reader, int docId, String fieldName, int fragCharSize, FragListBuilder fragListBuilder, FragmentsBuilder fragmentsBuilder, String[] preTags, String[] postTags, Encoder encoder)	return the best fragment.
String[]	FastVectorHighlighter.getBestFragments(FieldQuery fieldQuery, IndexReader reader, int docId, String fieldName, int fragCharSize, int maxNumFragments)	return the best fragments.
String[]	FastVectorHighlighter.getBestFragments(FieldQuery fieldQuery, IndexReader reader, int docId, String fieldName, int fragCharSize, int maxNumFragments, FragListBuilder fragListBuilder, FragmentsBuilder fragmentsBuilder, String[] preTags, String[] postTags, Encoder encoder)	return the best fragments.
String[]	FastVectorHighlighter.getBestFragments(FieldQuery fieldQuery, IndexReader reader, int docId, String storedField, Set<String> matchedFields, int fragCharSize, int maxNumFragments, FragListBuilder fragListBuilder, FragmentsBuilder fragmentsBuilder, String[] preTags, String[] postTags, Encoder encoder)	Return the best fragments.
FieldQuery	FastVectorHighlighter.getFieldQuery(Query query, IndexReader reader)	create a FieldQuery object.
protected Field[]	BaseFragmentsBuilder.getFields(IndexReader reader, int docId, String fieldName)

Constructors in org.apache.lucene.search.vectorhighlight with parameters of type IndexReader

Constructor	Description
CustomFieldQuery(Query query, IndexReader reader, boolean phraseHighlight, boolean fieldMatch)
CustomFieldQuery(Query query, IndexReader reader, FastVectorHighlighter highlighter)
FieldQuery(Query query, IndexReader reader, boolean phraseHighlight, boolean fieldMatch)
FieldTermStack(IndexReader reader, int docId, String fieldName, FieldQuery fieldQuery)	a constructor.

Uses of IndexReader in org.elasticsearch.common.lucene.index

Subclasses of IndexReader in org.elasticsearch.common.lucene.index

Modifier and Type	Class	Description
class	ElasticsearchDirectoryReader	A FilterDirectoryReader that exposes Elasticsearch internal per shard / index information like the shard ID.
class	ElasticsearchLeafReader	A FilterLeafReader that exposes Elasticsearch internal per shard / index information like the shard ID.

Constructors in org.elasticsearch.common.lucene.index with parameters of type IndexReader

Constructor	Description
FilterableTermsEnum(IndexReader reader, String field, int docsEnumFlag, Query filter)
FreqTermsEnum(IndexReader reader, String field, boolean needDocFreq, boolean needTotalTermFreq, Query filter, BigArrays bigArrays)

Uses of IndexReader in org.elasticsearch.common.lucene.search

Methods in org.elasticsearch.common.lucene.search with parameters of type IndexReader

Modifier and Type	Method	Description
Query	MoreLikeThisQuery.rewrite(IndexReader reader)
Query	MultiPhrasePrefixQuery.rewrite(IndexReader reader)
SpanQuery	SpanBooleanQueryRewriteWithMaxClause.rewrite(IndexReader reader, MultiTermQuery query)

Constructors in org.elasticsearch.common.lucene.search with parameters of type IndexReader

Constructor	Description
XMoreLikeThis(IndexReader ir)	Constructor requiring an IndexReader.
XMoreLikeThis(IndexReader ir, TFIDFSimilarity sim)

Uses of IndexReader in org.elasticsearch.common.lucene.search.function

Methods in org.elasticsearch.common.lucene.search.function with parameters of type IndexReader

Modifier and Type	Method	Description
protected ScoreFunction	FunctionScoreQuery.FilterScoreFunction.rewrite(IndexReader reader)
Query	FunctionScoreQuery.rewrite(IndexReader reader)
protected ScoreFunction	ScoreFunction.rewrite(IndexReader reader)
Query	ScriptScoreQuery.rewrite(IndexReader reader)

Uses of IndexReader in org.elasticsearch.common.lucene.uid

Methods in org.elasticsearch.common.lucene.uid with parameters of type IndexReader

Modifier and Type	Method	Description
static VersionsAndSeqNoResolver.DocIdAndSeqNo	VersionsAndSeqNoResolver.loadDocIdAndSeqNo(IndexReader reader, Term term)	Loads the internal docId and sequence number of the latest copy for a given uid from the provided reader.
static VersionsAndSeqNoResolver.DocIdAndVersion	VersionsAndSeqNoResolver.loadDocIdAndVersion(IndexReader reader, Term term, boolean loadSeqNo)	Load the internal doc ID and version for the uid from the reader, returning null if the uid wasn't found, a doc ID and a version otherwise

Uses of IndexReader in org.elasticsearch.index.engine

Methods in org.elasticsearch.index.engine with parameters of type IndexReader

Modifier and Type	Method	Description
protected DocsStats	Engine.docsStats(IndexReader indexReader)

Constructors in org.elasticsearch.index.engine with parameters of type IndexReader

Constructor	Description
Searcher(String source, IndexReader reader, Similarity similarity, QueryCache queryCache, QueryCachingPolicy queryCachingPolicy, Closeable onClose)

Uses of IndexReader in org.elasticsearch.index.fielddata.ordinals

Methods in org.elasticsearch.index.fielddata.ordinals with parameters of type IndexReader

Modifier and Type	Method	Description
static IndexOrdinalsFieldData	GlobalOrdinalsBuilder.build(IndexReader indexReader, IndexOrdinalsFieldData indexFieldData, IndexSettings indexSettings, CircuitBreakerService breakerService, org.apache.logging.log4j.Logger logger, Function<SortedSetDocValues,ScriptDocValues<?>> scriptFunction)	Build global ordinals for the provided IndexReader.
static IndexOrdinalsFieldData	GlobalOrdinalsBuilder.buildEmpty(IndexSettings indexSettings, IndexReader indexReader, IndexOrdinalsFieldData indexFieldData)

Uses of IndexReader in org.elasticsearch.index.fielddata.plain

Methods in org.elasticsearch.index.fielddata.plain with parameters of type IndexReader

Modifier and Type	Method	Description
void	DocValuesIndexFieldData.clear(IndexReader reader)

Uses of IndexReader in org.elasticsearch.index.mapper

Methods in org.elasticsearch.index.mapper with parameters of type IndexReader

Modifier and Type	Method	Description
MappedFieldType.Relation	DateFieldMapper.DateFieldType.isFieldWithinQuery(IndexReader reader, Object from, Object to, boolean includeLower, boolean includeUpper, ZoneId timeZone, DateMathParser dateParser, QueryRewriteContext context)
MappedFieldType.Relation	MappedFieldType.isFieldWithinQuery(IndexReader reader, Object from, Object to, boolean includeLower, boolean includeUpper, ZoneId timeZone, DateMathParser dateMathParser, QueryRewriteContext context)	Return whether all values of the given IndexReader are within the range, outside the range or cross the range.
Query	TypeFieldMapper.TypesQuery.rewrite(IndexReader reader)

Uses of IndexReader in org.elasticsearch.index.query

Methods in org.elasticsearch.index.query that return IndexReader

Modifier and Type	Method	Description
IndexReader	QueryShardContext.getIndexReader()	Return the current IndexReader, or null if no index reader is available, for instance if this rewrite context is used to index queries (percolation).

Uses of IndexReader in org.elasticsearch.index.search

Methods in org.elasticsearch.index.search with parameters of type IndexReader

Modifier and Type	Method	Description
Query	ESToParentBlockJoinQuery.rewrite(IndexReader reader)

Uses of IndexReader in org.elasticsearch.index.termvectors

Methods in org.elasticsearch.index.termvectors with parameters of type IndexReader

Modifier and Type	Method	Description
static Fields	TermVectorsService.fields(IndexReader reader)

Uses of IndexReader in org.elasticsearch.search.fetch

Methods in org.elasticsearch.search.fetch that return IndexReader

Modifier and Type	Method	Description
IndexReader	FetchSubPhase.HitContext.topLevelReader()

Uses of IndexReader in org.elasticsearch.search.fetch.subphase.highlight

Methods in org.elasticsearch.search.fetch.subphase.highlight with parameters of type IndexReader

Modifier and Type	Method	Description
protected Field[]	SourceScoreOrderFragmentsBuilder.getFields(IndexReader reader, int docId, String fieldName)
protected Field[]	SourceSimpleFragmentsBuilder.getFields(IndexReader reader, int docId, String fieldName)

Constructors in org.elasticsearch.search.fetch.subphase.highlight with parameters of type IndexReader

Constructor	Description
CustomQueryScorer(Query query, IndexReader reader, String field)
CustomQueryScorer(Query query, IndexReader reader, String field, String defaultField)

Uses of IndexReader in org.elasticsearch.search.internal

Constructors in org.elasticsearch.search.internal with parameters of type IndexReader

Constructor	Description
ContextIndexSearcher(IndexReader reader, Similarity similarity, QueryCache queryCache, QueryCachingPolicy queryCachingPolicy)

Uses of IndexReader in org.elasticsearch.search.suggest.phrase

Fields in org.elasticsearch.search.suggest.phrase declared as IndexReader

Modifier and Type	Field	Description
protected IndexReader	WordScorer.reader

Methods in org.elasticsearch.search.suggest.phrase with parameters of type IndexReader

Modifier and Type	Method	Description
WordScorer	WordScorer.WordScorerFactory.newScorer(IndexReader reader, Terms terms, String field, double realWordLikelihood, BytesRef separator)

Constructors in org.elasticsearch.search.suggest.phrase with parameters of type IndexReader

Constructor	Description
DirectCandidateGenerator(DirectSpellChecker spellchecker, String field, SuggestMode suggestMode, IndexReader reader, double nonErrorLikelihood, int numCandidates)
DirectCandidateGenerator(DirectSpellChecker spellchecker, String field, SuggestMode suggestMode, IndexReader reader, double nonErrorLikelihood, int numCandidates, Analyzer preFilter, Analyzer postFilter, Terms terms)
LinearInterpolatingScorer(IndexReader reader, Terms terms, String field, double realWordLikelihood, BytesRef separator, double trigramLambda, double bigramLambda, double unigramLambda)
WordScorer(IndexReader reader, String field, double realWordLikelihood, BytesRef separator)
WordScorer(IndexReader reader, Terms terms, String field, double realWordLikelihood, BytesRef separator)