org.apache.lucene.codecs.lucene54

Class Lucene54DocValuesProducer

java.lang.Object

org.apache.lucene.codecs.DocValuesProducer

org.apache.lucene.codecs.lucene54.Lucene54DocValuesProducer

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, Accountable

final class Lucene54DocValuesProducer
extends DocValuesProducer
implements java.io.Closeable

reader for Lucene54DocValuesFormat

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) static class	Lucene54DocValuesProducer.BinaryEntry metadata entry for a binary docvalues field
(package private) static class	Lucene54DocValuesProducer.CompressedBinaryDocValues
(package private) static class	Lucene54DocValuesProducer.LongBinaryDocValues
(package private) static class	Lucene54DocValuesProducer.NumericEntry metadata entry for a numeric docvalues field
(package private) static class	Lucene54DocValuesProducer.ReverseTermsIndex
(package private) static class	Lucene54DocValuesProducer.SortedSetEntry metadata entry for a sorted-set docvalues field
(package private) static class	Lucene54DocValuesProducer.SparseBits
(package private) static class	Lucene54DocValuesProducer.SparseLongValues

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.Map<java.lang.String,MonotonicBlockPackedReader>	addressInstances
private java.util.Map<java.lang.String,Lucene54DocValuesProducer.BinaryEntry>	binaries
private IndexInput	data
private java.util.Map<java.lang.String,DirectMonotonicReader.Meta>	directAddressesMeta
private int	maxDoc
private boolean	merging
private java.util.Map<java.lang.String,Lucene54DocValuesProducer.NumericEntry>	numerics
private int	numFields
private java.util.Map<java.lang.String,Lucene54DocValuesProducer.NumericEntry>	ordIndexes
private java.util.Map<java.lang.String,Lucene54DocValuesProducer.NumericEntry>	ords
private java.util.concurrent.atomic.AtomicLong	ramBytesUsed
private java.util.Map<java.lang.String,Lucene54DocValuesProducer.ReverseTermsIndex>	reverseIndexInstances
private java.util.Map<java.lang.String,Lucene54DocValuesProducer.SortedSetEntry>	sortedNumerics
private java.util.Map<java.lang.String,Lucene54DocValuesProducer.SortedSetEntry>	sortedSets

Constructor Summary

Constructors

Constructor and Description
Lucene54DocValuesProducer(Lucene54DocValuesProducer original)
Lucene54DocValuesProducer(SegmentReadState state, java.lang.String dataCodec, java.lang.String dataExtension, java.lang.String metaCodec, java.lang.String metaExtension) expert: instantiates a new reader

Method Summary

Modifier and Type	Method and Description
void	checkIntegrity() Checks consistency of this producer
void	close()
BinaryDocValues	getBinary(FieldInfo field) Returns BinaryDocValues for this field.
java.util.Collection<Accountable>	getChildResources() Returns nested resources of this class.
private BinaryDocValues	getCompressedBinary(FieldInfo field, Lucene54DocValuesProducer.BinaryEntry bytes)
Bits	getDocsWithField(FieldInfo field) Returns a Bits at the size of reader.maxDoc(), with turned on bits for each docid that does have a value for this field.
private BinaryDocValues	getFixedBinary(FieldInfo field, Lucene54DocValuesProducer.BinaryEntry bytes)
private MonotonicBlockPackedReader	getIntervalInstance(FieldInfo field, Lucene54DocValuesProducer.BinaryEntry bytes) returns an address instance for prefix-compressed binary values.
private Bits	getLiveBits(long offset, int count)
DocValuesProducer	getMergeInstance() Returns an instance optimized for merging.
NumericDocValues	getNumeric(FieldInfo field) Returns NumericDocValues for this field.
(package private) LongValues	getNumeric(Lucene54DocValuesProducer.NumericEntry entry)
private LongValues	getOrdIndexInstance(FieldInfo field, Lucene54DocValuesProducer.NumericEntry entry) returns an address instance for sortedset ordinal lists
private Lucene54DocValuesProducer.ReverseTermsIndex	getReverseIndexInstance(FieldInfo field, Lucene54DocValuesProducer.BinaryEntry bytes) returns a reverse lookup instance for prefix-compressed binary values.
SortedDocValues	getSorted(FieldInfo field) Returns SortedDocValues for this field.
SortedNumericDocValues	getSortedNumeric(FieldInfo field) Returns SortedNumericDocValues for this field.
SortedSetDocValues	getSortedSet(FieldInfo field) Returns SortedSetDocValues for this field.
private SortedSetDocValues	getSortedSetTable(FieldInfo field, Lucene54DocValuesProducer.SortedSetEntry ss)
private SortedSetDocValues	getSortedSetWithAddresses(FieldInfo field)
private Lucene54DocValuesProducer.SparseBits	getSparseLiveBits(Lucene54DocValuesProducer.NumericEntry entry)
private BinaryDocValues	getVariableBinary(FieldInfo field, Lucene54DocValuesProducer.BinaryEntry bytes)
long	ramBytesUsed() Return the memory usage of this object in bytes.
private Lucene54DocValuesProducer.BinaryEntry	readBinaryEntry(FieldInfo info, IndexInput meta)
private int	readFields(IndexInput meta, FieldInfos infos)
private Lucene54DocValuesProducer.NumericEntry	readNumericEntry(FieldInfo info, IndexInput meta)
private void	readSortedField(FieldInfo info, IndexInput meta)
(package private) Lucene54DocValuesProducer.SortedSetEntry	readSortedSetEntry(IndexInput meta)
private void	readSortedSetFieldWithAddresses(FieldInfo info, IndexInput meta)
private void	readSortedSetFieldWithTable(FieldInfo info, IndexInput meta)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

numerics

private final java.util.Map<java.lang.String,Lucene54DocValuesProducer.NumericEntry> numerics

binaries

private final java.util.Map<java.lang.String,Lucene54DocValuesProducer.BinaryEntry> binaries

sortedSets

private final java.util.Map<java.lang.String,Lucene54DocValuesProducer.SortedSetEntry> sortedSets

sortedNumerics

private final java.util.Map<java.lang.String,Lucene54DocValuesProducer.SortedSetEntry> sortedNumerics

ords

private final java.util.Map<java.lang.String,Lucene54DocValuesProducer.NumericEntry> ords

ordIndexes

private final java.util.Map<java.lang.String,Lucene54DocValuesProducer.NumericEntry> ordIndexes

numFields

private final int numFields

ramBytesUsed

private final java.util.concurrent.atomic.AtomicLong ramBytesUsed

data

private final IndexInput data

maxDoc

private final int maxDoc

addressInstances

private final java.util.Map<java.lang.String,MonotonicBlockPackedReader> addressInstances

reverseIndexInstances

private final java.util.Map<java.lang.String,Lucene54DocValuesProducer.ReverseTermsIndex> reverseIndexInstances

directAddressesMeta

private final java.util.Map<java.lang.String,DirectMonotonicReader.Meta> directAddressesMeta

merging

private final boolean merging

Constructor Detail

Lucene54DocValuesProducer

Lucene54DocValuesProducer(Lucene54DocValuesProducer original)
                   throws java.io.IOException

Throws:

java.io.IOException

Lucene54DocValuesProducer

Lucene54DocValuesProducer(SegmentReadState state,
                          java.lang.String dataCodec,
                          java.lang.String dataExtension,
                          java.lang.String metaCodec,
                          java.lang.String metaExtension)
                   throws java.io.IOException

expert: instantiates a new reader

Throws:

java.io.IOException

Method Detail

readSortedField

private void readSortedField(FieldInfo info,
                             IndexInput meta)
                      throws java.io.IOException

Throws:

java.io.IOException

readSortedSetFieldWithAddresses

private void readSortedSetFieldWithAddresses(FieldInfo info,
                                             IndexInput meta)
                                      throws java.io.IOException

Throws:

java.io.IOException

readSortedSetFieldWithTable

private void readSortedSetFieldWithTable(FieldInfo info,
                                         IndexInput meta)
                                  throws java.io.IOException

Throws:

java.io.IOException

readFields

private int readFields(IndexInput meta,
                       FieldInfos infos)
                throws java.io.IOException

Throws:

java.io.IOException

readNumericEntry

private Lucene54DocValuesProducer.NumericEntry readNumericEntry(FieldInfo info,
                                                                IndexInput meta)
                                                         throws java.io.IOException

Throws:

java.io.IOException

readBinaryEntry

private Lucene54DocValuesProducer.BinaryEntry readBinaryEntry(FieldInfo info,
                                                              IndexInput meta)
                                                       throws java.io.IOException

Throws:

java.io.IOException

readSortedSetEntry

Lucene54DocValuesProducer.SortedSetEntry readSortedSetEntry(IndexInput meta)
                                                     throws java.io.IOException

Throws:

java.io.IOException

getNumeric

public NumericDocValues getNumeric(FieldInfo field)
                            throws java.io.IOException

Description copied from class: DocValuesProducer

Returns NumericDocValues for this field. The returned instance need not be thread-safe: it will only be used by a single thread.

Specified by:

getNumeric in class DocValuesProducer

Throws:

java.io.IOException

ramBytesUsed

public long ramBytesUsed()

Description copied from interface: Accountable

Return the memory usage of this object in bytes. Negative values are illegal.

Specified by:

ramBytesUsed in interface Accountable

getChildResources

public java.util.Collection<Accountable> getChildResources()

Description copied from interface: Accountable

Returns nested resources of this class. The result should be a point-in-time snapshot (to avoid race conditions).

Specified by:

getChildResources in interface Accountable

See Also:

Accountables

checkIntegrity

public void checkIntegrity()
                    throws java.io.IOException

Description copied from class: DocValuesProducer

Checks consistency of this producer

Note that this may be costly in terms of I/O, e.g. may involve computing a checksum value against large data files.

Specified by:

checkIntegrity in class DocValuesProducer

Throws:

java.io.IOException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getNumeric

LongValues getNumeric(Lucene54DocValuesProducer.NumericEntry entry)
               throws java.io.IOException

Throws:

java.io.IOException

getBinary

public BinaryDocValues getBinary(FieldInfo field)
                          throws java.io.IOException

Description copied from class: DocValuesProducer

Returns BinaryDocValues for this field. The returned instance need not be thread-safe: it will only be used by a single thread.

Specified by:

getBinary in class DocValuesProducer

Throws:

java.io.IOException

getFixedBinary

private BinaryDocValues getFixedBinary(FieldInfo field,
                                       Lucene54DocValuesProducer.BinaryEntry bytes)
                                throws java.io.IOException

Throws:

java.io.IOException

getVariableBinary

private BinaryDocValues getVariableBinary(FieldInfo field,
                                          Lucene54DocValuesProducer.BinaryEntry bytes)
                                   throws java.io.IOException

Throws:

java.io.IOException

getIntervalInstance

private MonotonicBlockPackedReader getIntervalInstance(FieldInfo field,
                                                       Lucene54DocValuesProducer.BinaryEntry bytes)
                                                throws java.io.IOException

returns an address instance for prefix-compressed binary values.

Throws:

java.io.IOException

getReverseIndexInstance

private Lucene54DocValuesProducer.ReverseTermsIndex getReverseIndexInstance(FieldInfo field,
                                                                            Lucene54DocValuesProducer.BinaryEntry bytes)
                                                                     throws java.io.IOException

returns a reverse lookup instance for prefix-compressed binary values.

Throws:

java.io.IOException

getCompressedBinary

private BinaryDocValues getCompressedBinary(FieldInfo field,
                                            Lucene54DocValuesProducer.BinaryEntry bytes)
                                     throws java.io.IOException

Throws:

java.io.IOException

getSorted

public SortedDocValues getSorted(FieldInfo field)
                          throws java.io.IOException

Description copied from class: DocValuesProducer

Returns SortedDocValues for this field. The returned instance need not be thread-safe: it will only be used by a single thread.

Specified by:

getSorted in class DocValuesProducer

Throws:

java.io.IOException

getOrdIndexInstance

private LongValues getOrdIndexInstance(FieldInfo field,
                                       Lucene54DocValuesProducer.NumericEntry entry)
                                throws java.io.IOException

returns an address instance for sortedset ordinal lists

Throws:

java.io.IOException

getSortedNumeric

public SortedNumericDocValues getSortedNumeric(FieldInfo field)
                                        throws java.io.IOException

Description copied from class: DocValuesProducer

Returns SortedNumericDocValues for this field. The returned instance need not be thread-safe: it will only be used by a single thread.

Specified by:

getSortedNumeric in class DocValuesProducer

Throws:

java.io.IOException

getSortedSet

public SortedSetDocValues getSortedSet(FieldInfo field)
                                throws java.io.IOException

Description copied from class: DocValuesProducer

Returns SortedSetDocValues for this field. The returned instance need not be thread-safe: it will only be used by a single thread.

Specified by:

getSortedSet in class DocValuesProducer

Throws:

java.io.IOException

getSortedSetWithAddresses

private SortedSetDocValues getSortedSetWithAddresses(FieldInfo field)
                                              throws java.io.IOException

Throws:

java.io.IOException

getSortedSetTable

private SortedSetDocValues getSortedSetTable(FieldInfo field,
                                             Lucene54DocValuesProducer.SortedSetEntry ss)
                                      throws java.io.IOException

Throws:

java.io.IOException

getLiveBits

private Bits getLiveBits(long offset,
                         int count)
                  throws java.io.IOException

Throws:

java.io.IOException

getSparseLiveBits

private Lucene54DocValuesProducer.SparseBits getSparseLiveBits(Lucene54DocValuesProducer.NumericEntry entry)
                                                        throws java.io.IOException

Throws:

java.io.IOException

getDocsWithField

public Bits getDocsWithField(FieldInfo field)
                      throws java.io.IOException

Description copied from class: DocValuesProducer

Returns a Bits at the size of reader.maxDoc(), with turned on bits for each docid that does have a value for this field. The returned instance need not be thread-safe: it will only be used by a single thread.

Specified by:

getDocsWithField in class DocValuesProducer

Throws:

java.io.IOException

getMergeInstance

public DocValuesProducer getMergeInstance()
                                   throws java.io.IOException

Description copied from class: DocValuesProducer

Returns an instance optimized for merging.

The default implementation returns this

Overrides:

getMergeInstance in class DocValuesProducer

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