Module org.apache.lucene.core

Package org.apache.lucene.codecs.lucene90

Class Lucene90DocValuesConsumer

java.lang.Object

org.apache.lucene.codecs.DocValuesConsumer

org.apache.lucene.codecs.lucene90.Lucene90DocValuesConsumer

All Implemented Interfaces:

Closeable, AutoCloseable

final class Lucene90DocValuesConsumer
extends DocValuesConsumer

writer for Lucene90DocValuesFormat

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	Lucene90DocValuesConsumer.MinMaxTracker
private static class	Lucene90DocValuesConsumer.SkipAccumulator

Field Summary

Fields

Modifier and Type	Field	Description
(package private) IndexOutput	data
(package private) final int	maxDoc
(package private) IndexOutput	meta
private final int	skipIndexIntervalSize
private byte[]	termsDictBuffer

Constructor Summary

Constructors

Constructor	Description
Lucene90DocValuesConsumer(SegmentWriteState state, int skipIndexIntervalSize, String dataCodec, String dataExtension, String metaCodec, String metaExtension)	expert: Creates a new writer

Method Summary

Modifier and Type	Method	Description
void	addBinaryField(FieldInfo field, DocValuesProducer valuesProducer)	Writes binary docvalues for a field.
void	addNumericField(FieldInfo field, DocValuesProducer valuesProducer)	Writes numeric docvalues for a field.
void	addSortedField(FieldInfo field, DocValuesProducer valuesProducer)	Writes pre-sorted binary docvalues for a field.
void	addSortedNumericField(FieldInfo field, DocValuesProducer valuesProducer)	Writes pre-sorted numeric docvalues for a field
void	addSortedSetField(FieldInfo field, DocValuesProducer valuesProducer)	Writes pre-sorted set docvalues for a field
private void	addTermsDict(SortedSetDocValues values)
private static List<Lucene90DocValuesConsumer.SkipAccumulator>	buildLevel(List<Lucene90DocValuesConsumer.SkipAccumulator> accumulators)
void	close()
private int	compressAndGetTermsDictBlockLength(ByteArrayDataOutput bufferedOutput, int dictLength, LZ4.FastCompressionHashTable ht)
private void	doAddSortedField(FieldInfo field, DocValuesProducer valuesProducer, boolean addTypeByte)
private void	doAddSortedNumericField(FieldInfo field, DocValuesProducer valuesProducer, boolean ords)
private static int	getLevels(int index, int size)
private static boolean	isSingleValued(SortedSetDocValues values)
private ByteArrayDataOutput	maybeGrowBuffer(ByteArrayDataOutput bufferedOutput, int termLength)
private void	writeBlock(long[] values, int length, long gcd, ByteBuffersDataOutput buffer)
private void	writeLevels(List<Lucene90DocValuesConsumer.SkipAccumulator> accumulators)
private void	writeSkipIndex(FieldInfo field, DocValuesProducer valuesProducer)
private void	writeTermsIndex(SortedSetDocValues values)
private long[]	writeValues(FieldInfo field, DocValuesProducer valuesProducer, boolean ords)
private long	writeValuesMultipleBlocks(SortedNumericDocValues values, long gcd)
private void	writeValuesSingleBlock(SortedNumericDocValues values, long numValues, int numBitsPerValue, long min, long gcd, LongIntHashMap encode)

Methods inherited from class org.apache.lucene.codecs.DocValuesConsumer

isSingleValued, merge, mergeBinaryField, mergeNumericField, mergeSortedField, mergeSortedNumericField, mergeSortedSetField, singletonView

Methods inherited from class java.lang.Object

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

Field Details

data

IndexOutput data

meta

IndexOutput meta

maxDoc

final int maxDoc

termsDictBuffer

private byte[] termsDictBuffer

skipIndexIntervalSize

private final int skipIndexIntervalSize

Constructor Details

Lucene90DocValuesConsumer

public Lucene90DocValuesConsumer(SegmentWriteState state,
 int skipIndexIntervalSize,
 String dataCodec,
 String dataExtension,
 String metaCodec,
 String metaExtension)
                          throws IOException

expert: Creates a new writer

Throws:

IOException

Method Details

close

public void close()
           throws IOException

Throws:

IOException

addNumericField

public void addNumericField(FieldInfo field,
 DocValuesProducer valuesProducer)
                     throws IOException

Description copied from class: DocValuesConsumer

Writes numeric docvalues for a field.

Specified by:

addNumericField in class DocValuesConsumer

Parameters:

field - field information

valuesProducer - Numeric values to write.

Throws:

IOException - if an I/O error occurred.

writeSkipIndex

private void writeSkipIndex(FieldInfo field,
 DocValuesProducer valuesProducer)
                     throws IOException

Throws:

IOException

writeLevels

private void writeLevels(List<Lucene90DocValuesConsumer.SkipAccumulator> accumulators)
                  throws IOException

Throws:

IOException

buildLevel

private static List<Lucene90DocValuesConsumer.SkipAccumulator> buildLevel(List<Lucene90DocValuesConsumer.SkipAccumulator> accumulators)

getLevels

private static int getLevels(int index,
 int size)

writeValues

private long[] writeValues(FieldInfo field,
 DocValuesProducer valuesProducer,
 boolean ords)
                    throws IOException

Throws:

IOException

writeValuesSingleBlock

private void writeValuesSingleBlock(SortedNumericDocValues values,
 long numValues,
 int numBitsPerValue,
 long min,
 long gcd,
 LongIntHashMap encode)
                             throws IOException

Throws:

IOException

writeValuesMultipleBlocks

private long writeValuesMultipleBlocks(SortedNumericDocValues values,
 long gcd)
                                throws IOException

Throws:

IOException

writeBlock

private void writeBlock(long[] values,
 int length,
 long gcd,
 ByteBuffersDataOutput buffer)
                 throws IOException

Throws:

IOException

addBinaryField

public void addBinaryField(FieldInfo field,
 DocValuesProducer valuesProducer)
                    throws IOException

Description copied from class: DocValuesConsumer

Writes binary docvalues for a field.

Specified by:

addBinaryField in class DocValuesConsumer

Parameters:

field - field information

valuesProducer - Binary values to write.

Throws:

IOException - if an I/O error occurred.

addSortedField

public void addSortedField(FieldInfo field,
 DocValuesProducer valuesProducer)
                    throws IOException

Description copied from class: DocValuesConsumer

Writes pre-sorted binary docvalues for a field.

Specified by:

addSortedField in class DocValuesConsumer

Parameters:

field - field information

valuesProducer - produces the values and ordinals to write

Throws:

IOException - if an I/O error occurred.

doAddSortedField

private void doAddSortedField(FieldInfo field,
 DocValuesProducer valuesProducer,
 boolean addTypeByte)
                       throws IOException

Throws:

IOException

addTermsDict

private void addTermsDict(SortedSetDocValues values)
                   throws IOException

Throws:

IOException

compressAndGetTermsDictBlockLength

private int compressAndGetTermsDictBlockLength(ByteArrayDataOutput bufferedOutput,
 int dictLength,
 LZ4.FastCompressionHashTable ht)
                                        throws IOException

Throws:

IOException

maybeGrowBuffer

private ByteArrayDataOutput maybeGrowBuffer(ByteArrayDataOutput bufferedOutput,
 int termLength)

writeTermsIndex

private void writeTermsIndex(SortedSetDocValues values)
                      throws IOException

Throws:

IOException

addSortedNumericField

public void addSortedNumericField(FieldInfo field,
 DocValuesProducer valuesProducer)
                           throws IOException

Description copied from class: DocValuesConsumer

Writes pre-sorted numeric docvalues for a field

Specified by:

addSortedNumericField in class DocValuesConsumer

Parameters:

field - field information

valuesProducer - produces the values to write

Throws:

IOException - if an I/O error occurred.

doAddSortedNumericField

private void doAddSortedNumericField(FieldInfo field,
 DocValuesProducer valuesProducer,
 boolean ords)
                              throws IOException

Throws:

IOException

isSingleValued

private static boolean isSingleValued(SortedSetDocValues values)
                               throws IOException

Throws:

IOException

addSortedSetField

public void addSortedSetField(FieldInfo field,
 DocValuesProducer valuesProducer)
                       throws IOException

Description copied from class: DocValuesConsumer

Writes pre-sorted set docvalues for a field

Specified by:

addSortedSetField in class DocValuesConsumer

Parameters:

field - field information

valuesProducer - produces the values to write

Throws:

IOException - if an I/O error occurred.