org.apache.lucene.codecs.lucene54

Class Lucene54DocValuesConsumer

java.lang.Object

org.apache.lucene.codecs.DocValuesConsumer

org.apache.lucene.codecs.lucene54.Lucene54DocValuesConsumer

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

final class Lucene54DocValuesConsumer
extends DocValuesConsumer
implements java.io.Closeable

writer for Lucene54DocValuesFormat

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) static class	Lucene54DocValuesConsumer.NumberType

Field Summary

Fields

Modifier and Type	Field and Description
(package private) IndexOutput	data
(package private) int	maxDoc
(package private) IndexOutput	meta

Constructor Summary

Constructors

Constructor and Description
Lucene54DocValuesConsumer(SegmentWriteState state, java.lang.String dataCodec, java.lang.String dataExtension, java.lang.String metaCodec, java.lang.String metaExtension) expert: Creates a new writer

Method Summary

Modifier and Type	Method and Description
void	addBinaryField(FieldInfo field, java.lang.Iterable<BytesRef> values) Writes binary docvalues for a field.
void	addNumericField(FieldInfo field, java.lang.Iterable<java.lang.Number> values) Writes numeric docvalues for a field.
(package private) void	addNumericField(FieldInfo field, java.lang.Iterable<java.lang.Number> values, Lucene54DocValuesConsumer.NumberType numberType)
private void	addOrdIndex(FieldInfo field, java.lang.Iterable<java.lang.Number> values)
private void	addReverseTermIndex(FieldInfo field, java.lang.Iterable<BytesRef> values, int maxLength)
void	addSortedField(FieldInfo field, java.lang.Iterable<BytesRef> values, java.lang.Iterable<java.lang.Number> docToOrd) Writes pre-sorted binary docvalues for a field.
void	addSortedNumericField(FieldInfo field, java.lang.Iterable<java.lang.Number> docToValueCount, java.lang.Iterable<java.lang.Number> values) Writes pre-sorted numeric docvalues for a field
void	addSortedSetField(FieldInfo field, java.lang.Iterable<BytesRef> values, java.lang.Iterable<java.lang.Number> docToOrdCount, java.lang.Iterable<java.lang.Number> ords) Writes pre-sorted set docvalues for a field
private void	addTermsDict(FieldInfo field, java.lang.Iterable<BytesRef> values) expert: writes a value dictionary for a sorted/sortedset field
void	close()
private java.lang.Iterable<java.lang.Number>	docToSetId(java.util.SortedSet<LongsRef> uniqueValueSets, java.lang.Iterable<java.lang.Number> docToValueCount, java.lang.Iterable<java.lang.Number> values)
private void	flushTermsDictBlock(RAMOutputStream headerBuffer, RAMOutputStream bytesBuffer, int[] suffixDeltas)
private java.util.SortedSet<LongsRef>	uniqueValueSets(java.lang.Iterable<java.lang.Number> docToValueCount, java.lang.Iterable<java.lang.Number> values)
private void	writeDictionary(java.util.SortedSet<LongsRef> uniqueValueSets)
(package private) void	writeMissingBitset(java.lang.Iterable<?> values)
(package private) long	writeSparseMissingBitset(java.lang.Iterable<java.lang.Number> values, Lucene54DocValuesConsumer.NumberType numberType, long numDocsWithValue)

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 Detail

data

IndexOutput data

meta

IndexOutput meta

maxDoc

final int maxDoc

Constructor Detail

Lucene54DocValuesConsumer

public Lucene54DocValuesConsumer(SegmentWriteState state,
                                 java.lang.String dataCodec,
                                 java.lang.String dataExtension,
                                 java.lang.String metaCodec,
                                 java.lang.String metaExtension)
                          throws java.io.IOException

expert: Creates a new writer

Throws:

java.io.IOException

Method Detail

addNumericField

public void addNumericField(FieldInfo field,
                            java.lang.Iterable<java.lang.Number> values)
                     throws java.io.IOException

Description copied from class: DocValuesConsumer

Writes numeric docvalues for a field.

Specified by:

addNumericField in class DocValuesConsumer

Parameters:

field - field information

values - Iterable of numeric values (one for each document). null indicates a missing value.

Throws:

java.io.IOException - if an I/O error occurred.

addNumericField

void addNumericField(FieldInfo field,
                     java.lang.Iterable<java.lang.Number> values,
                     Lucene54DocValuesConsumer.NumberType numberType)
              throws java.io.IOException

Throws:

java.io.IOException

writeMissingBitset

void writeMissingBitset(java.lang.Iterable<?> values)
                 throws java.io.IOException

Throws:

java.io.IOException

writeSparseMissingBitset

long writeSparseMissingBitset(java.lang.Iterable<java.lang.Number> values,
                              Lucene54DocValuesConsumer.NumberType numberType,
                              long numDocsWithValue)
                       throws java.io.IOException

Throws:

java.io.IOException

addBinaryField

public void addBinaryField(FieldInfo field,
                           java.lang.Iterable<BytesRef> values)
                    throws java.io.IOException

Description copied from class: DocValuesConsumer

Writes binary docvalues for a field.

Specified by:

addBinaryField in class DocValuesConsumer

Parameters:

field - field information

values - Iterable of binary values (one for each document). null indicates a missing value.

Throws:

java.io.IOException - if an I/O error occurred.

addTermsDict

private void addTermsDict(FieldInfo field,
                          java.lang.Iterable<BytesRef> values)
                   throws java.io.IOException

expert: writes a value dictionary for a sorted/sortedset field

Throws:

java.io.IOException

flushTermsDictBlock

private void flushTermsDictBlock(RAMOutputStream headerBuffer,
                                 RAMOutputStream bytesBuffer,
                                 int[] suffixDeltas)
                          throws java.io.IOException

Throws:

java.io.IOException

addReverseTermIndex

private void addReverseTermIndex(FieldInfo field,
                                 java.lang.Iterable<BytesRef> values,
                                 int maxLength)
                          throws java.io.IOException

Throws:

java.io.IOException

addSortedField

public void addSortedField(FieldInfo field,
                           java.lang.Iterable<BytesRef> values,
                           java.lang.Iterable<java.lang.Number> docToOrd)
                    throws java.io.IOException

Description copied from class: DocValuesConsumer

Writes pre-sorted binary docvalues for a field.

Specified by:

addSortedField in class DocValuesConsumer

Parameters:

field - field information

values - Iterable of binary values in sorted order (deduplicated).

docToOrd - Iterable of ordinals (one for each document). -1 indicates a missing value.

Throws:

java.io.IOException - if an I/O error occurred.

addSortedNumericField

public void addSortedNumericField(FieldInfo field,
                                  java.lang.Iterable<java.lang.Number> docToValueCount,
                                  java.lang.Iterable<java.lang.Number> values)
                           throws java.io.IOException

Description copied from class: DocValuesConsumer

Writes pre-sorted numeric docvalues for a field

Specified by:

addSortedNumericField in class DocValuesConsumer

Parameters:

field - field information

docToValueCount - Iterable of the number of values for each document. A zero count indicates a missing value.

values - Iterable of numeric values in sorted order (not deduplicated).

Throws:

java.io.IOException - if an I/O error occurred.

addSortedSetField

public void addSortedSetField(FieldInfo field,
                              java.lang.Iterable<BytesRef> values,
                              java.lang.Iterable<java.lang.Number> docToOrdCount,
                              java.lang.Iterable<java.lang.Number> ords)
                       throws java.io.IOException

Description copied from class: DocValuesConsumer

Writes pre-sorted set docvalues for a field

Specified by:

addSortedSetField in class DocValuesConsumer

Parameters:

field - field information

values - Iterable of binary values in sorted order (deduplicated).

docToOrdCount - Iterable of the number of values for each document. A zero ordinal count indicates a missing value.

ords - Iterable of ordinal occurrences (docToOrdCount*maxDoc total).

Throws:

java.io.IOException - if an I/O error occurred.

uniqueValueSets

private java.util.SortedSet<LongsRef> uniqueValueSets(java.lang.Iterable<java.lang.Number> docToValueCount,
                                                      java.lang.Iterable<java.lang.Number> values)

writeDictionary

private void writeDictionary(java.util.SortedSet<LongsRef> uniqueValueSets)
                      throws java.io.IOException

Throws:

java.io.IOException

docToSetId

private java.lang.Iterable<java.lang.Number> docToSetId(java.util.SortedSet<LongsRef> uniqueValueSets,
                                                        java.lang.Iterable<java.lang.Number> docToValueCount,
                                                        java.lang.Iterable<java.lang.Number> values)

addOrdIndex

private void addOrdIndex(FieldInfo field,
                         java.lang.Iterable<java.lang.Number> values)
                  throws java.io.IOException

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.io.IOException