Package org.apache.hadoop.hbase.util

Class LittleEndianBytes

java.lang.Object

org.apache.hadoop.hbase.util.LittleEndianBytes

@Private
public final class LittleEndianBytes
extends Object

Utility methods for reading and writing little-endian integers from byte[] and ByteBuffer. Used by hashing components to perform fast, low-level LE conversions with optional Unsafe acceleration.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static class	LittleEndianBytes.Converter
(package private) static class	LittleEndianBytes.ConverterHolder

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static final boolean	UNSAFE_UNALIGNED

Constructor Summary

Constructors

Modifier	Constructor	Description
private	LittleEndianBytes()

Method Summary

Modifier and Type	Method	Description
static int	getQualifierAsInt(Cell cell, int offset)
static int	getRowAsInt(Cell cell, int offset)
static void	putInt(byte[] bytes, int offset, int val)
static int	toInt(byte[] bytes, int offset)
static int	toInt(ByteBuffer buffer, int offset)

Methods inherited from class java.lang.Object

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

Field Details

UNSAFE_UNALIGNED

static final boolean UNSAFE_UNALIGNED

Constructor Details

LittleEndianBytes

private LittleEndianBytes()

Method Details

putInt

public static void putInt(byte[] bytes,
 int offset,
 int val)

toInt

public static int toInt(byte[] bytes,
 int offset)

toInt

public static int toInt(ByteBuffer buffer,
 int offset)

getRowAsInt

public static int getRowAsInt(Cell cell,
 int offset)

getQualifierAsInt

public static int getQualifierAsInt(Cell cell,
 int offset)