Package org.apache.lucene.codecs.compressing

Class FieldsIndexReader

java.lang.Object

org.apache.lucene.codecs.compressing.FieldsIndex

org.apache.lucene.codecs.compressing.FieldsIndexReader

All Implemented Interfaces:

Closeable, AutoCloseable, Cloneable, Accountable

final class FieldsIndexReader
extends FieldsIndex

Field Summary

Fields

Modifier and Type	Field	Description
private static final long	BASE_RAM_BYTES_USED
private final int	blockShift
private final DirectMonotonicReader	docs
private final long	docsEndPointer
private final DirectMonotonicReader.Meta	docsMeta
private final long	docsStartPointer
private final IndexInput	indexInput
private final int	maxDoc
private final long	maxPointer
private final int	numChunks
private final DirectMonotonicReader	startPointers
private final long	startPointersEndPointer
private final DirectMonotonicReader.Meta	startPointersMeta
private final long	startPointersStartPointer

Fields inherited from interface org.apache.lucene.util.Accountable

NULL_ACCOUNTABLE

Constructor Summary

Constructors

Modifier	Constructor	Description
private	FieldsIndexReader(FieldsIndexReader other)
(package private)	FieldsIndexReader(Directory dir, String name, String suffix, String extension, String codecName, byte[] id, IndexInput metaIn)

Method Summary

Modifier and Type	Method	Description
(package private) void	checkIntegrity()	Check the integrity of the index.
FieldsIndex	clone()
void	close()
long	getMaxPointer()
(package private) long	getStartPointer(int docID)	Get the start pointer for the block that contains the given docID.
long	ramBytesUsed()	Return the memory usage of this object in bytes.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.lucene.util.Accountable

getChildResources

Field Details

BASE_RAM_BYTES_USED

private static final long BASE_RAM_BYTES_USED

maxDoc

private final int maxDoc

blockShift

private final int blockShift

numChunks

private final int numChunks

docsMeta

private final DirectMonotonicReader.Meta docsMeta

startPointersMeta

private final DirectMonotonicReader.Meta startPointersMeta

indexInput

private final IndexInput indexInput

docsStartPointer

private final long docsStartPointer

docsEndPointer

private final long docsEndPointer

startPointersStartPointer

private final long startPointersStartPointer

startPointersEndPointer

private final long startPointersEndPointer

docs

private final DirectMonotonicReader docs

startPointers

private final DirectMonotonicReader startPointers

maxPointer

private final long maxPointer

Constructor Details

FieldsIndexReader

FieldsIndexReader(Directory dir,
 String name,
 String suffix,
 String extension,
 String codecName,
 byte[] id,
 IndexInput metaIn)
           throws IOException

Throws:

IOException

FieldsIndexReader

private FieldsIndexReader(FieldsIndexReader other)
                   throws IOException

Throws:

IOException

Method Details

ramBytesUsed

public long ramBytesUsed()

Description copied from interface: Accountable

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

close

public void close()
           throws IOException

Throws:

IOException

getStartPointer

long getStartPointer(int docID)

Description copied from class: FieldsIndex

Get the start pointer for the block that contains the given docID.

Specified by:

getStartPointer in class FieldsIndex

clone

public FieldsIndex clone()

Specified by:

clone in class FieldsIndex

getMaxPointer

public long getMaxPointer()

checkIntegrity

void checkIntegrity()
             throws IOException

Description copied from class: FieldsIndex

Check the integrity of the index.

Specified by:

checkIntegrity in class FieldsIndex

Throws:

IOException