org.joshvm.util

Class ByteBuffer

java.lang.Object

org.joshvm.util.ByteBuffer

public final class ByteBuffer
extends Object

A byte-array backed ByteBuffer

Constructor Summary

Constructors

Constructor and Description
ByteBuffer(byte[] buf) Create a new ByteBuffer from an existing array
ByteBuffer(byte[] buf, int ofs, int pos, int siz) Create a new ByteBuffer from an existing array

Method Summary

Methods

Modifier and Type	Method and Description
static ByteBuffer	allocate(int size)
static ByteBuffer	allocateDirect(int size)
byte[]	array()
int	arrayOffset()
ByteBuffer	duplicate()
void	flip()
byte	get()
void	get(byte[] outBuf)
void	get(byte[] outBuf, int outOffset, int length)
byte	get(int position)
char	getChar()
char	getChar(int position)
int	getInt()
long	getLong()
short	getShort()
boolean	hasArray()
boolean	hasRemaining()
boolean	isDirect()
int	limit()
ByteBuffer	limit(int length)
void	mark()
int	position()
void	position(int position)
void	put(byte b)
void	put(byte[] data)
void	put(ByteBuffer data)
void	put(int index, byte b)
void	putChar(char value)
void	putInt(int i)
void	putInt(int index, int value)
void	putLong(long value)
void	putShort(short s)
int	remaining()
void	reset()
void	rewind()
ByteBuffer	slice()
static ByteBuffer	wrap(byte[] bytes)

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteBuffer

public ByteBuffer(byte[] buf)

Create a new ByteBuffer from an existing array

Parameters:

buf - the array backing this buffer

ByteBuffer

public ByteBuffer(byte[] buf,
          int ofs,
          int pos,
          int siz)

Create a new ByteBuffer from an existing array

Parameters:

buf - the array backing this buffer

ofs - offset to the first byte to use

pos - current buffer position

siz - total buffer size

Method Detail

position

public int position()

position

public void position(int position)

get

public byte get()

remaining

public int remaining()

get

public byte get(int position)

allocate

public static ByteBuffer allocate(int size)

allocateDirect

public static ByteBuffer allocateDirect(int size)

slice

public ByteBuffer slice()

limit

public ByteBuffer limit(int length)

get

public void get(byte[] outBuf)

rewind

public void rewind()

limit

public int limit()

hasArray

public boolean hasArray()

arrayOffset

public int arrayOffset()

array

public byte[] array()

flip

public void flip()

isDirect

public boolean isDirect()

duplicate

public ByteBuffer duplicate()

wrap

public static ByteBuffer wrap(byte[] bytes)

getChar

public char getChar(int position)

getInt

public int getInt()

getLong

public long getLong()

getChar

public char getChar()

getShort

public short getShort()

put

public void put(int index,
       byte b)

put

public void put(byte b)

putInt

public void putInt(int i)

putShort

public void putShort(short s)

mark

public void mark()

put

public void put(ByteBuffer data)

reset

public void reset()

putInt

public void putInt(int index,
          int value)

putLong

public void putLong(long value)

putChar

public void putChar(char value)

put

public void put(byte[] data)

get

public void get(byte[] outBuf,
       int outOffset,
       int length)

hasRemaining

public boolean hasRemaining()