Package org.apache.lucene.util.packed

Class PackedLongValues.Builder

java.lang.Object

org.apache.lucene.util.packed.PackedLongValues.Builder

All Implemented Interfaces:

Accountable

Direct Known Subclasses:

DeltaPackedLongValues.Builder

Enclosing class:

PackedLongValues

public static class PackedLongValues.Builder
extends java.lang.Object
implements Accountable

A Builder for a PackedLongValues instance.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) float	acceptableOverheadRatio
private static long	BASE_RAM_BYTES_USED
private static int	INITIAL_PAGE_COUNT
(package private) int	pageMask
(package private) int	pageShift
(package private) long[]	pending
(package private) int	pendingOff
(package private) long	ramBytesUsed
(package private) long	size
(package private) PackedInts.Reader[]	values
(package private) int	valuesOff

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

NULL_ACCOUNTABLE

Constructor Summary

Constructors

Constructor	Description
Builder(int pageSize, float acceptableOverheadRatio)

Method Summary

Modifier and Type	Method	Description
PackedLongValues.Builder	add(long l)	Add a new element to this builder.
(package private) long	baseRamBytesUsed()
PackedLongValues	build()	Build a PackedLongValues instance that contains values that have been added to this builder.
(package private) void	finish()
(package private) void	grow(int newBlockCount)
private void	pack()
(package private) void	pack(long[] values, int numValues, int block, float acceptableOverheadRatio)
long	ramBytesUsed()	Return the memory usage of this object in bytes.
long	size()	Return the number of elements that have been added to this builder.

Methods inherited from class java.lang.Object

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

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

getChildResources

Field Detail

INITIAL_PAGE_COUNT

private static final int INITIAL_PAGE_COUNT

See Also:

Constant Field Values

BASE_RAM_BYTES_USED

private static final long BASE_RAM_BYTES_USED

pageShift

final int pageShift

pageMask

final int pageMask

acceptableOverheadRatio

final float acceptableOverheadRatio

pending

long[] pending

size

long size

values

PackedInts.Reader[] values

ramBytesUsed

long ramBytesUsed

valuesOff

int valuesOff

pendingOff

int pendingOff

Constructor Detail

Builder

Builder(int pageSize,
        float acceptableOverheadRatio)

Method Detail

build

public PackedLongValues build()

Build a PackedLongValues instance that contains values that have been added to this builder. This operation is destructive.

baseRamBytesUsed

long baseRamBytesUsed()

ramBytesUsed

public final 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

size

public final long size()

Return the number of elements that have been added to this builder.

add

public PackedLongValues.Builder add(long l)

Add a new element to this builder.

finish

final void finish()

pack

private void pack()

pack

void pack(long[] values,
          int numValues,
          int block,
          float acceptableOverheadRatio)

grow

void grow(int newBlockCount)