Module org.apache.lucene.backward_codecs

Package org.apache.lucene.backward_codecs.lucene80

Class Lucene80DocValuesConsumer

java.lang.Object

org.apache.lucene.codecs.DocValuesConsumer

org.apache.lucene.backward_codecs.lucene80.Lucene80DocValuesConsumer

All Implemented Interfaces:

Closeable, AutoCloseable

final class Lucene80DocValuesConsumer
extends DocValuesConsumer

writer for Lucene80DocValuesFormat

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) class	Lucene80DocValuesConsumer.CompressedBinaryBlockWriter
private static class	Lucene80DocValuesConsumer.MinMaxTracker

Field Summary

Fields

Modifier and Type	Field	Description
(package private) IndexOutput	data
(package private) final int	maxDoc
(package private) IndexOutput	meta
(package private) final Lucene80DocValuesFormat.Mode	mode
private final SegmentWriteState	state
private byte[]	termsDictBuffer

Constructor Summary

Constructors

Constructor	Description
Lucene80DocValuesConsumer(SegmentWriteState state, String dataCodec, String dataExtension, String metaCodec, String metaExtension, Lucene80DocValuesFormat.Mode mode)	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)
void	close()
private int	compressAndGetTermsDictBlockLength(ByteArrayDataOutput bufferedOutput, LZ4.FastCompressionHashTable ht)
private void	doAddCompressedBinaryField(FieldInfo field, DocValuesProducer valuesProducer)
private void	doAddSortedField(FieldInfo field, DocValuesProducer valuesProducer)
private void	doAddUncompressedBinaryField(FieldInfo field, DocValuesProducer valuesProducer)
private ByteArrayDataOutput	maybeGrowBuffer(ByteArrayDataOutput bufferedOutput, int termLength)
private void	writeBlock(long[] values, int length, long gcd, ByteBuffersDataOutput buffer)
private void	writeTermsIndex(SortedSetDocValues values)
private long[]	writeValues(FieldInfo field, DocValuesProducer valuesProducer)
private long	writeValuesMultipleBlocks(SortedNumericDocValues values, long gcd)
private void	writeValuesSingleBlock(SortedNumericDocValues values, long numValues, int numBitsPerValue, long min, long gcd, Map<Long,Integer> 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

mode

final Lucene80DocValuesFormat.Mode mode

data

IndexOutput data

meta

IndexOutput meta

maxDoc

final int maxDoc

state

private final SegmentWriteState state

termsDictBuffer

private byte[] termsDictBuffer

Constructor Details

Lucene80DocValuesConsumer

public Lucene80DocValuesConsumer(SegmentWriteState state,
 String dataCodec,
 String dataExtension,
 String metaCodec,
 String metaExtension,
 Lucene80DocValuesFormat.Mode mode)
                          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.

writeValues

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

Throws:

IOException

writeValuesSingleBlock

private void writeValuesSingleBlock(SortedNumericDocValues values,
 long numValues,
 int numBitsPerValue,
 long min,
 long gcd,
 Map<Long,Integer> 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.

doAddUncompressedBinaryField

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

Throws:

IOException

doAddCompressedBinaryField

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

Throws:

IOException

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)
                       throws IOException

Throws:

IOException

addTermsDict

private void addTermsDict(SortedSetDocValues values)
                   throws IOException

Throws:

IOException

compressAndGetTermsDictBlockLength

private int compressAndGetTermsDictBlockLength(ByteArrayDataOutput bufferedOutput,
 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.

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.