Module org.apache.lucene.backward_codecs

Package org.apache.lucene.backward_codecs.lucene912

Class Lucene912PostingsReader.AbstractPostingsEnum

java.lang.Object

org.apache.lucene.search.DocIdSetIterator

org.apache.lucene.index.PostingsEnum

org.apache.lucene.backward_codecs.lucene912.Lucene912PostingsReader.AbstractPostingsEnum

Direct Known Subclasses:

Lucene912PostingsReader.BlockDocsEnum, Lucene912PostingsReader.EverythingEnum

Enclosing class:

Lucene912PostingsReader

private abstract class Lucene912PostingsReader.AbstractPostingsEnum
extends PostingsEnum

Field Summary

Fields

Modifier and Type	Field	Description
protected int	doc
protected final long[]	docBuffer
protected int	docBufferSize
protected int	docBufferUpto
protected int	docCountUpto
protected int	docFreq
protected IndexInput	docIn
protected ForDeltaUtil	forDeltaUtil
protected final boolean	indexHasFreq
protected int	level0LastDocID
protected int	level1DocCountUpto
protected long	level1DocEndFP
protected int	level1LastDocID
protected PForUtil	pforUtil
protected long	prevDocID
protected int	singletonDocID
protected long	totalTermFreq

Fields inherited from class org.apache.lucene.index.PostingsEnum

ALL, FREQS, NONE, OFFSETS, PAYLOADS, POSITIONS

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

NO_MORE_DOCS

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractPostingsEnum(FieldInfo fieldInfo)

Method Summary

Modifier and Type	Method	Description
int	docID()	Returns the following: -1 if DocIdSetIterator.nextDoc() or DocIdSetIterator.advance(int) were not called yet.
protected PostingsEnum	resetIdsAndLevelParams(Lucene912PostingsFormat.IntBlockTermState termState)
protected void	resetIndexInput(Lucene912PostingsFormat.IntBlockTermState termState)

Methods inherited from class org.apache.lucene.index.PostingsEnum

endOffset, featureRequested, freq, getPayload, nextPosition, startOffset

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

advance, all, cost, empty, nextDoc, range, slowAdvance

Methods inherited from class java.lang.Object

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

Field Details

forDeltaUtil

protected ForDeltaUtil forDeltaUtil

pforUtil

protected PForUtil pforUtil

docBuffer

protected final long[] docBuffer

indexHasFreq

protected final boolean indexHasFreq

doc

protected int doc

level0LastDocID

protected int level0LastDocID

level1LastDocID

protected int level1LastDocID

level1DocEndFP

protected long level1DocEndFP

level1DocCountUpto

protected int level1DocCountUpto

docFreq

protected int docFreq

totalTermFreq

protected long totalTermFreq

singletonDocID

protected int singletonDocID

docCountUpto

protected int docCountUpto

prevDocID

protected long prevDocID

docBufferSize

protected int docBufferSize

docBufferUpto

protected int docBufferUpto

docIn

protected IndexInput docIn

Constructor Details

AbstractPostingsEnum

protected AbstractPostingsEnum(FieldInfo fieldInfo)

Method Details

docID

public int docID()

Description copied from class: DocIdSetIterator

Returns the following:

• -1 if DocIdSetIterator.nextDoc() or DocIdSetIterator.advance(int) were not called yet.
• DocIdSetIterator.NO_MORE_DOCS if the iterator has exhausted.
• Otherwise it should return the doc ID it is currently on.

Specified by:

docID in class DocIdSetIterator

resetIndexInput

protected void resetIndexInput(Lucene912PostingsFormat.IntBlockTermState termState)
                        throws IOException

Throws:

IOException

resetIdsAndLevelParams

protected PostingsEnum resetIdsAndLevelParams(Lucene912PostingsFormat.IntBlockTermState termState)
                                       throws IOException

Throws:

IOException