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org.activemq.io.util
Class ByteArrayCompression  

java.lang.Object
  org.activemq.io.util.ByteArrayCompression

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public class ByteArrayCompression

extends java.lang.Object

Compression stream

Version:

$Revision: 1.1.1.1 $

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Field Summary
private  int	compressionLevel
private  int	compressionLimit
private  int	compressionStrategy
static int	DEFAULT_COMPRESSION_LEVEL           Default compression level - 0 being none, 9 being best
static int	DEFAULT_COMPRESSION_LIMIT           Data size above which compression will be used
static int	DEFAULT_COMPRESSION_STRATEGY           Default Compression Strategy

 

Constructor Summary

ByteArrayCompression()

 

Method Summary
ByteArray	deflate(ByteArray ba)           Deflate the data in the ByteArray
int	getCompressionLevel()
int	getCompressionLimit()
int	getCompressionStrategy()
ByteArray	inflate(ByteArray ba)           Inflate a ByteArray (if it contains compressed data)
static boolean	isCompressed(ByteArray ba)           test for compressed data
void	setCompressionLevel(int compressionLevel)
void	setCompressionLimit(int compressionLimit)
void	setCompressionStrategy(int compressionStrategy)

 

Methods inherited from class java.lang.Object

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

 

Field Detail

DEFAULT_COMPRESSION_LIMIT

public static final int DEFAULT_COMPRESSION_LIMIT

Data size above which compression will be used

See Also:

Constant Field Values

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DEFAULT_COMPRESSION_LEVEL

public static final int DEFAULT_COMPRESSION_LEVEL

Default compression level - 0 being none, 9 being best

See Also:

Constant Field Values

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DEFAULT_COMPRESSION_STRATEGY

public static final int DEFAULT_COMPRESSION_STRATEGY

Default Compression Strategy

See Also:

Constant Field Values

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compressionLimit

private int compressionLimit

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compressionLevel

private int compressionLevel

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compressionStrategy

private int compressionStrategy

Constructor Detail

ByteArrayCompression

public ByteArrayCompression()

Method Detail

getCompressionLevel

public int getCompressionLevel()

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setCompressionLevel

public void setCompressionLevel(int compressionLevel)

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getCompressionLimit

public int getCompressionLimit()

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setCompressionLimit

public void setCompressionLimit(int compressionLimit)

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getCompressionStrategy

public int getCompressionStrategy()

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setCompressionStrategy

public void setCompressionStrategy(int compressionStrategy)

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isCompressed

public static boolean isCompressed(ByteArray ba)

test for compressed data

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deflate

public ByteArray deflate(ByteArray ba)
                  throws java.io.IOException

Deflate the data in the ByteArray

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inflate

public ByteArray inflate(ByteArray ba)
                  throws java.io.IOException

Inflate a ByteArray (if it contains compressed data)

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