org.apache.james.mime4j.util

Class ByteArrayBuffer

java.lang.Object

org.apache.james.mime4j.util.ByteArrayBuffer

All Implemented Interfaces:

ByteSequence

public final class ByteArrayBuffer
extends java.lang.Object
implements ByteSequence

A resizable byte array.

Field Summary

Fields

Modifier and Type	Field and Description
private byte[]	buffer
private int	len

Fields inherited from interface org.apache.james.mime4j.util.ByteSequence

EMPTY

Constructor Summary

Constructors

Constructor and Description
ByteArrayBuffer(byte[] bytes, boolean dontCopy)
ByteArrayBuffer(byte[] bytes, int len, boolean dontCopy)
ByteArrayBuffer(int capacity)

Method Summary

Modifier and Type	Method and Description
void	append(byte[] b, int off, int len)
void	append(int b)
byte[]	buffer()
byte	byteAt(int i) Returns the byte value at the specified index.
int	capacity()
void	clear()
private void	expand(int newlen)
int	indexOf(byte b)
int	indexOf(byte b, int beginIndex, int endIndex)
boolean	isEmpty()
boolean	isFull()
int	length() Returns the length of this byte sequence.
void	remove(int off, int len)
void	setLength(int len)
byte[]	toByteArray() Copies the contents of this byte sequence into a newly allocated byte array and returns that array.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

buffer

private byte[] buffer

len

private int len

Constructor Detail

ByteArrayBuffer

public ByteArrayBuffer(int capacity)

ByteArrayBuffer

public ByteArrayBuffer(byte[] bytes,
                       boolean dontCopy)

ByteArrayBuffer

public ByteArrayBuffer(byte[] bytes,
                       int len,
                       boolean dontCopy)

Method Detail

expand

private void expand(int newlen)

append

public void append(byte[] b,
                   int off,
                   int len)

append

public void append(int b)

clear

public void clear()

toByteArray

public byte[] toByteArray()

Description copied from interface: ByteSequence

Copies the contents of this byte sequence into a newly allocated byte array and returns that array.

Specified by:

toByteArray in interface ByteSequence

Returns:

a byte array holding a copy of this byte sequence.

byteAt

public byte byteAt(int i)

Description copied from interface: ByteSequence

Returns the byte value at the specified index.

Specified by:

byteAt in interface ByteSequence

Parameters:

i - the index of the byte value to be returned.

Returns:

the corresponding byte value

capacity

public int capacity()

length

public int length()

Description copied from interface: ByteSequence

Returns the length of this byte sequence.

Specified by:

length in interface ByteSequence

Returns:

the number of bytes in this sequence.

buffer

public byte[] buffer()

indexOf

public int indexOf(byte b)

indexOf

public int indexOf(byte b,
                   int beginIndex,
                   int endIndex)

setLength

public void setLength(int len)

remove

public void remove(int off,
                   int len)

isEmpty

public boolean isEmpty()

isFull

public boolean isFull()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object