Package org.apache.lucene.codecs.blocktree

Class SegmentTermsEnumFrame

java.lang.Object

org.apache.lucene.codecs.blocktree.SegmentTermsEnumFrame

final class SegmentTermsEnumFrame
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
(package private) FST.Arc<BytesRef>	arc
(package private) byte[]	bytes
(package private) ByteArrayDataInput	bytesReader
(package private) CompressionAlgorithm	compressionAlg
(package private) int	entCount
(package private) byte[]	floorData
(package private) ByteArrayDataInput	floorDataReader
(package private) long	fp
(package private) long	fpEnd
(package private) long	fpOrig
(package private) boolean	hasTerms
(package private) boolean	hasTermsOrig
(package private) boolean	isFloor
(package private) boolean	isLastInFloor
(package private) boolean	isLeafBlock
(package private) long	lastSubFP
(package private) int	metaDataUpto
(package private) int	nextEnt
(package private) int	nextFloorLabel
(package private) int	numFollowFloorBlocks
(package private) int	ord
(package private) int	prefix
private int	startBytePos
(package private) byte[]	statBytes
(package private) BlockTermState	state
(package private) ByteArrayDataInput	statsReader
(package private) int	statsSingletonRunLength
private SegmentTermsEnum	ste
private long	subCode
private int	suffix
(package private) byte[]	suffixBytes
(package private) ByteArrayDataInput	suffixesReader
(package private) byte[]	suffixLengthBytes
(package private) ByteArrayDataInput	suffixLengthsReader
(package private) long	totalSuffixBytes
private int	version

Constructor Summary

Constructors

Constructor	Description
SegmentTermsEnumFrame(SegmentTermsEnum ste, int ord)

Method Summary

Modifier and Type	Method	Description
void	decodeMetaData()
private void	fillTerm()
int	getTermBlockOrd()
(package private) void	loadBlock()
(package private) void	loadNextFloorBlock()
boolean	next()
void	nextLeaf()
boolean	nextNonLeaf()
private boolean	prefixMatches(BytesRef target)
(package private) void	rewind()
void	scanToFloorFrame(BytesRef target)
void	scanToSubBlock(long subFP)
TermsEnum.SeekStatus	scanToTerm(BytesRef target, boolean exactOnly)
TermsEnum.SeekStatus	scanToTermLeaf(BytesRef target, boolean exactOnly)
TermsEnum.SeekStatus	scanToTermNonLeaf(BytesRef target, boolean exactOnly)
void	setFloorData(ByteArrayDataInput in, BytesRef source)

Methods inherited from class java.lang.Object

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

Field Detail

ord

final int ord

hasTerms

boolean hasTerms

hasTermsOrig

boolean hasTermsOrig

isFloor

boolean isFloor

arc

FST.Arc<BytesRef> arc

fp

long fp

fpOrig

long fpOrig

fpEnd

long fpEnd

totalSuffixBytes

long totalSuffixBytes

suffixBytes

byte[] suffixBytes

suffixesReader

final ByteArrayDataInput suffixesReader

suffixLengthBytes

byte[] suffixLengthBytes

suffixLengthsReader

final ByteArrayDataInput suffixLengthsReader

statBytes

byte[] statBytes

statsSingletonRunLength

int statsSingletonRunLength

statsReader

final ByteArrayDataInput statsReader

floorData

byte[] floorData

floorDataReader

final ByteArrayDataInput floorDataReader

prefix

int prefix

entCount

int entCount

nextEnt

int nextEnt

isLastInFloor

boolean isLastInFloor

isLeafBlock

boolean isLeafBlock

lastSubFP

long lastSubFP

nextFloorLabel

int nextFloorLabel

numFollowFloorBlocks

int numFollowFloorBlocks

metaDataUpto

int metaDataUpto

state

final BlockTermState state

bytes

byte[] bytes

bytesReader

final ByteArrayDataInput bytesReader

ste

private final SegmentTermsEnum ste

version

private final int version

startBytePos

private int startBytePos

suffix

private int suffix

subCode

private long subCode

compressionAlg

CompressionAlgorithm compressionAlg

Constructor Detail

SegmentTermsEnumFrame

public SegmentTermsEnumFrame(SegmentTermsEnum ste,
                             int ord)
                      throws java.io.IOException

Throws:

java.io.IOException

Method Detail

setFloorData

public void setFloorData(ByteArrayDataInput in,
                         BytesRef source)

getTermBlockOrd

public int getTermBlockOrd()

loadNextFloorBlock

void loadNextFloorBlock()
                 throws java.io.IOException

Throws:

java.io.IOException

loadBlock

void loadBlock()
        throws java.io.IOException

Throws:

java.io.IOException

rewind

void rewind()

next

public boolean next()
             throws java.io.IOException

Throws:

java.io.IOException

nextLeaf

public void nextLeaf()

nextNonLeaf

public boolean nextNonLeaf()
                    throws java.io.IOException

Throws:

java.io.IOException

scanToFloorFrame

public void scanToFloorFrame(BytesRef target)

decodeMetaData

public void decodeMetaData()
                    throws java.io.IOException

Throws:

java.io.IOException

prefixMatches

private boolean prefixMatches(BytesRef target)

scanToSubBlock

public void scanToSubBlock(long subFP)

scanToTerm

public TermsEnum.SeekStatus scanToTerm(BytesRef target,
                                       boolean exactOnly)
                                throws java.io.IOException

Throws:

java.io.IOException

scanToTermLeaf

public TermsEnum.SeekStatus scanToTermLeaf(BytesRef target,
                                           boolean exactOnly)
                                    throws java.io.IOException

Throws:

java.io.IOException

scanToTermNonLeaf

public TermsEnum.SeekStatus scanToTermNonLeaf(BytesRef target,
                                              boolean exactOnly)
                                       throws java.io.IOException

Throws:

java.io.IOException

fillTerm

private void fillTerm()