org.apache.lucene.util.bkd

Class HeapPointWriter

java.lang.Object

org.apache.lucene.util.bkd.HeapPointWriter

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, PointWriter

final class HeapPointWriter
extends java.lang.Object
implements PointWriter

Field Summary

Fields

Modifier and Type	Field and Description
(package private) java.util.List<byte[]>	blocks
private boolean	closed
(package private) int[]	docIDs
(package private) int	maxSize
private int	nextWrite
(package private) int[]	ords
(package private) long[]	ordsLong
(package private) int	packedBytesLength
(package private) boolean	singleValuePerDoc
(package private) int	valuesPerBlock

Constructor Summary

Constructors

Constructor and Description
HeapPointWriter(int initSize, int maxSize, int packedBytesLength, boolean longOrds, boolean singleValuePerDoc)

Method Summary

Modifier and Type	Method and Description
void	append(byte[] packedValue, long ord, int docID) Add a new point
void	close()
void	copyFrom(HeapPointWriter other)
void	destroy() Removes any temp files behind this writer
(package private) void	getPackedValueSlice(int index, BytesRef result) Returns a reference, in result, to the byte[] slice holding this value
PointReader	getReader(long start, long length) Returns a PointReader iterator to step through all previously added points
PointReader	getSharedReader(long start, long length, java.util.List<java.io.Closeable> toCloseHeroically) Returns the single shared reader, used at multiple times during the recursion, to read previously added points
(package private) void	readPackedValue(int index, byte[] bytes)
java.lang.String	toString()
(package private) void	writePackedValue(int index, byte[] bytes)

Methods inherited from class java.lang.Object

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

Field Detail

docIDs

int[] docIDs

ordsLong

long[] ordsLong

ords

int[] ords

nextWrite

private int nextWrite

closed

private boolean closed

maxSize

final int maxSize

valuesPerBlock

final int valuesPerBlock

packedBytesLength

final int packedBytesLength

singleValuePerDoc

final boolean singleValuePerDoc

blocks

final java.util.List<byte[]> blocks

Constructor Detail

HeapPointWriter

public HeapPointWriter(int initSize,
                       int maxSize,
                       int packedBytesLength,
                       boolean longOrds,
                       boolean singleValuePerDoc)

Method Detail

copyFrom

public void copyFrom(HeapPointWriter other)

readPackedValue

void readPackedValue(int index,
                     byte[] bytes)

getPackedValueSlice

void getPackedValueSlice(int index,
                         BytesRef result)

Returns a reference, in result, to the byte[] slice holding this value

writePackedValue

void writePackedValue(int index,
                      byte[] bytes)

append

public void append(byte[] packedValue,
                   long ord,
                   int docID)

Description copied from interface: PointWriter

Add a new point

Specified by:

append in interface PointWriter

getReader

public PointReader getReader(long start,
                             long length)

Description copied from interface: PointWriter

Returns a PointReader iterator to step through all previously added points

Specified by:

getReader in interface PointWriter

getSharedReader

public PointReader getSharedReader(long start,
                                   long length,
                                   java.util.List<java.io.Closeable> toCloseHeroically)

Description copied from interface: PointWriter

Returns the single shared reader, used at multiple times during the recursion, to read previously added points

Specified by:

getSharedReader in interface PointWriter

close

public void close()

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

destroy

public void destroy()

Description copied from interface: PointWriter

Removes any temp files behind this writer

Specified by:

destroy in interface PointWriter

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object