org.red5.io.amf3
Class ByteArray

java.lang.Object
  org.red5.io.amf3.ByteArray

All Implemented Interfaces:

IDataInput, IDataOutput

public class ByteArray
extends Object
implements IDataInput, IDataOutput

Red5 version of the Flex ByteArray class.

Author:

The Red5 Project ([email protected]), Joachim Bauch ([email protected])

Field Summary

protected IoBuffer	data Internal storage for array contents.
protected IDataInput	dataInput Object used to read from array.
protected IDataOutput	dataOutput Object used to write to array.

Constructor Summary

	ByteArray() Public constructor.
protected	ByteArray(IoBuffer buffer, int length) Internal constructor used to create ByteArray during deserialization.

Method Summary

int	bytesAvailable() Return number of bytes available for reading.
void	compress() Compress contents using zlib.
boolean	equals(Object obj)
protected IoBuffer	getData() Get internal data.
ByteOrder	getEndian() Return the byteorder used when loading values.
int	hashCode()
int	length() Return total number of bytes in array.
int	position() Get the current position in the data.
void	position(int position) Set the current position in the data.
protected void	prepareIO() Create internal objects used for reading and writing.
boolean	readBoolean() Read boolean value.
byte	readByte() Read signed single byte value.
void	readBytes(byte[] bytes) Read list of bytes.
void	readBytes(byte[] bytes, int offset) Read list of bytes to given offset.
void	readBytes(byte[] bytes, int offset, int length) Read given number of bytes to given offset.
double	readDouble() Read double-precision floating point value.
float	readFloat() Read single-precision floating point value.
int	readInt() Read signed integer value.
String	readMultiByte(int length, String charSet) Read multibyte string.
Object	readObject() Read arbitrary object.
short	readShort() Read signed short value.
int	readUnsignedByte() Read unsigned single byte value.
long	readUnsignedInt() Read unsigned integer value.
int	readUnsignedShort() Read unsigned short value.
String	readUTF() Read UTF-8 encoded string.
String	readUTFBytes(int length) Read UTF-8 encoded string with given length.
void	setEndian(ByteOrder endian) Set the byteorder to use when loading values.
String	toString() Return string representation of the array's contents.
void	uncompress() Decompress contents using zlib.
void	writeBoolean(boolean value) Write boolean value.
void	writeByte(byte value) Write signed byte value.
void	writeBytes(byte[] bytes) Write multiple bytes.
void	writeBytes(byte[] bytes, int offset) Write multiple bytes from given offset.
void	writeBytes(byte[] bytes, int offset, int length) Write given number of bytes from given offset.
void	writeDouble(double value) Write double-precision floating point value.
void	writeFloat(float value) Write single-precision floating point value.
void	writeInt(int value) Write signed integer value.
void	writeMultiByte(String value, String encoding) Write string in given character set.
void	writeObject(Object value) Write arbitrary object.
void	writeShort(short value) Write signed short value.
void	writeUnsignedInt(long value) Write unsigned integer value.
void	writeUTF(String value) Write UTF-8 encoded string.
void	writeUTFBytes(String value) Write UTF-8 encoded string as byte array.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

data

protected IoBuffer data

Internal storage for array contents.

dataInput

protected IDataInput dataInput

Object used to read from array.

dataOutput

protected IDataOutput dataOutput

Object used to write to array.

Constructor Detail

ByteArray

protected ByteArray(IoBuffer buffer,
                    int length)

Internal constructor used to create ByteArray during deserialization.

Parameters:

buffer -

length -

ByteArray

public ByteArray()

Public constructor. Creates new empty ByteArray.

Method Detail

prepareIO

protected void prepareIO()

Create internal objects used for reading and writing.

getData

protected IoBuffer getData()

Get internal data.

Returns:

byte buffer

position

public int position()

Get the current position in the data.

Returns:

current position

position

public void position(int position)

Set the current position in the data.

Parameters:

position - position to set

bytesAvailable

public int bytesAvailable()

Return number of bytes available for reading.

Returns:

bytes available

length

public int length()

Return total number of bytes in array.

Returns:

number of bytes in array

compress

public void compress()

Compress contents using zlib.

uncompress

public void uncompress()

Decompress contents using zlib.

getEndian

public ByteOrder getEndian()

Return the byteorder used when loading values.

Specified by:

getEndian in interface IDataInput

Specified by:

getEndian in interface IDataOutput

Returns:

the byteorder

readBoolean

public boolean readBoolean()

Read boolean value.

Specified by:

readBoolean in interface IDataInput

Returns:

the value

readByte

public byte readByte()

Read signed single byte value.

Specified by:

readByte in interface IDataInput

Returns:

the value

readBytes

public void readBytes(byte[] bytes)

Read list of bytes.

Specified by:

readBytes in interface IDataInput

Parameters:

bytes - destination for read bytes

readBytes

public void readBytes(byte[] bytes,
                      int offset)

Read list of bytes to given offset.

Specified by:

readBytes in interface IDataInput

Parameters:

bytes - destination for read bytes

offset - offset in destination to write to

readBytes

public void readBytes(byte[] bytes,
                      int offset,
                      int length)

Read given number of bytes to given offset.

Specified by:

readBytes in interface IDataInput

Parameters:

bytes - destination for read bytes

offset - offset in destination to write to

length - number of bytes to read

readDouble

public double readDouble()

Read double-precision floating point value.

Specified by:

readDouble in interface IDataInput

Returns:

the value

readFloat

public float readFloat()

Read single-precision floating point value.

Specified by:

readFloat in interface IDataInput

Returns:

the value

readInt

public int readInt()

Read signed integer value.

Specified by:

readInt in interface IDataInput

Returns:

the value

readMultiByte

public String readMultiByte(int length,
                            String charSet)

Read multibyte string.

Specified by:

readMultiByte in interface IDataInput

Parameters:

length - length of string to read

charSet - character set of string to read

Returns:

the string

readObject

public Object readObject()

Read arbitrary object.

Specified by:

readObject in interface IDataInput

Returns:

the object

readShort

public short readShort()

Read signed short value.

Specified by:

readShort in interface IDataInput

Returns:

the value

readUTF

public String readUTF()

Read UTF-8 encoded string.

Specified by:

readUTF in interface IDataInput

Returns:

the string

readUTFBytes

public String readUTFBytes(int length)

Read UTF-8 encoded string with given length.

Specified by:

readUTFBytes in interface IDataInput

Parameters:

length - the length of the string

Returns:

the string

readUnsignedByte

public int readUnsignedByte()

Read unsigned single byte value.

Specified by:

readUnsignedByte in interface IDataInput

Returns:

the value

readUnsignedInt

public long readUnsignedInt()

Read unsigned integer value.

Specified by:

readUnsignedInt in interface IDataInput

Returns:

the value

readUnsignedShort

public int readUnsignedShort()

Read unsigned short value.

Specified by:

readUnsignedShort in interface IDataInput

Returns:

the value

setEndian

public void setEndian(ByteOrder endian)

Set the byteorder to use when loading values.

Specified by:

setEndian in interface IDataInput

Specified by:

setEndian in interface IDataOutput

Parameters:

endian - the byteorder to use

writeBoolean

public void writeBoolean(boolean value)

Write boolean value.

Specified by:

writeBoolean in interface IDataOutput

Parameters:

value - the value

writeByte

public void writeByte(byte value)

Write signed byte value.

Specified by:

writeByte in interface IDataOutput

Parameters:

value - the value

writeBytes

public void writeBytes(byte[] bytes)

Write multiple bytes.

Specified by:

writeBytes in interface IDataOutput

Parameters:

bytes - the bytes

writeBytes

public void writeBytes(byte[] bytes,
                       int offset)

Write multiple bytes from given offset.

Specified by:

writeBytes in interface IDataOutput

Parameters:

bytes - the bytes

offset - offset in bytes to start writing from

writeBytes

public void writeBytes(byte[] bytes,
                       int offset,
                       int length)

Write given number of bytes from given offset.

Specified by:

writeBytes in interface IDataOutput

Parameters:

bytes - the bytes

offset - offset in bytes to start writing from

length - number of bytes to write

writeDouble

public void writeDouble(double value)

Write double-precision floating point value.

Specified by:

writeDouble in interface IDataOutput

Parameters:

value - the value

writeFloat

public void writeFloat(float value)

Write single-precision floating point value.

Specified by:

writeFloat in interface IDataOutput

Parameters:

value - the value

writeInt

public void writeInt(int value)

Write signed integer value.

Specified by:

writeInt in interface IDataOutput

Parameters:

value - the value

writeMultiByte

public void writeMultiByte(String value,
                           String encoding)

Write string in given character set.

Specified by:

writeMultiByte in interface IDataOutput

Parameters:

value - the string

encoding - the character set

writeObject

public void writeObject(Object value)

Write arbitrary object.

Specified by:

writeObject in interface IDataOutput

Parameters:

value - the object

writeShort

public void writeShort(short value)

Write signed short value.

Specified by:

writeShort in interface IDataOutput

Parameters:

value - the value

writeUTF

public void writeUTF(String value)

Write UTF-8 encoded string.

Specified by:

writeUTF in interface IDataOutput

Parameters:

value - the string

writeUTFBytes

public void writeUTFBytes(String value)

Write UTF-8 encoded string as byte array. This string is stored without informations about its length, so IDataInput.readUTFBytes(int) must be used to load it.

Specified by:

writeUTFBytes in interface IDataOutput

Parameters:

value - the string

writeUnsignedInt

public void writeUnsignedInt(long value)

Write unsigned integer value.

Specified by:

writeUnsignedInt in interface IDataOutput

Parameters:

value - the value

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Return string representation of the array's contents.

Overrides:

toString in class Object

Returns:

string representation of array's contents.