Modifier and Type	Class and Description
pack-priv static class	QuickHuffman.ImmutableNode
pack-priv static interface	QuickHuffman.Node
public static class	QuickHuffman.Reader
pack-priv static class	QuickHuffman.TemporaryNode
public static class	QuickHuffman.Writer

Modifier and Type	Field and Description
private static final long[]	codes
private static final int	EOS_LENGTH
private static final int	EOS_LSB
private static final long	EOS_MSB
private static final QuickHuffman.Node	root

Access	Constructor and Description
private	QuickHuffman()

Method Summary

Modifier and Type	Method and Description
private static void	addChar(QuickHuffman.Node root, int symbol, int code, int bitLength)
private static void	addEOS(QuickHuffman.Node root, int symbol, int code, int bitLength)
private static void	addLeaf(QuickHuffman.Node root, char symbol, int code, int bitLength, boolean isEOS)
private static QuickHuffman.Node	buildTrie()
private static int	codeLengthOf(char c)
private static long	codeValueOf(char c)
public static boolean	isHuffmanBetterFor(CharSequence input)
public static int	lengthOf(CharSequence value, int start, int end)
public static int	lengthOf(CharSequence value)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

codes	back to summary
private static final long[] codes

EOS_LENGTH	back to summary
private static final int EOS_LENGTH

EOS_LSB	back to summary
private static final int EOS_LSB

EOS_MSB	back to summary
private static final long EOS_MSB

root	back to summary
private static final QuickHuffman.Node root

QuickHuffman	back to summary
private QuickHuffman()

Method Detail

addChar	back to summary
private static void addChar(QuickHuffman.Node root, int symbol, int code, int bitLength)

addEOS	back to summary
private static void addEOS(QuickHuffman.Node root, int symbol, int code, int bitLength)

addLeaf	back to summary
private static void addLeaf(QuickHuffman.Node root, char symbol, int code, int bitLength, boolean isEOS)

buildTrie	back to summary
private static QuickHuffman.Node buildTrie()

codeLengthOf	back to summary
private static int codeLengthOf(char c)

codeValueOf	back to summary
private static long codeValueOf(char c)

isHuffmanBetterFor	back to summary
public static boolean isHuffmanBetterFor(CharSequence input)

lengthOf	back to summary
public static int lengthOf(CharSequence value, int start, int end)

lengthOf	back to summary
public static int lengthOf(CharSequence value)

jdk.internal.net.http.hpack back to summary

pack-priv final Class QuickHuffman.ImmutableNode

Class Inheritance

extends Object
implements Node

java.lang.Object
jdk.internal.net.http.hpack.QuickHuffman.ImmutableNode

All Implemented Interfaces

jdk.internal.net.http.hpack.QuickHuffman.Node

Field Summary

Modifier and Type	Field and Description
private final List<QuickHuffman.ImmutableNode>	children
private final boolean	eosPath
private final int	length
private final char	symbol

Constructor Summary

Access	Constructor and Description
private	ImmutableNode(char symbol, boolean eosPath, int length)
private	ImmutableNode(boolean eosPath, int length, QuickHuffman.ImmutableNode[] children)

Method Summary

Modifier and Type	Method and Description
public static QuickHuffman.ImmutableNode	copyOf(QuickHuffman.Node node)
public QuickHuffman.ImmutableNode	getChild(int index) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getChild.
public QuickHuffman.ImmutableNode[]	getChildren() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getChildren.
public int	getLength() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getLength.
public QuickHuffman.ImmutableNode	getOrCreateChild(int index) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getOrCreateChild.
public char	getSymbol() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getSymbol.
public boolean	isEOSPath() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.isEOSPath.
public boolean	isLeaf() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.isLeaf.
public void	setEOSPath(boolean value) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setEOSPath.
public void	setLength(int value) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setLength.
public void	setSymbol(char symbol) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setSymbol.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

children	back to summary
private final List<QuickHuffman.ImmutableNode> children

eosPath	back to summary
private final boolean eosPath

length	back to summary
private final int length

symbol	back to summary
private final char symbol

Constructor Detail

ImmutableNode	back to summary
private ImmutableNode(char symbol, boolean eosPath, int length)

ImmutableNode	back to summary
private ImmutableNode(boolean eosPath, int length, QuickHuffman.ImmutableNode[] children)

Method Detail

copyOf	back to summary
public static QuickHuffman.ImmutableNode copyOf(QuickHuffman.Node node)

getChild	back to summary
public QuickHuffman.ImmutableNode getChild(int index) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getChild. Annotations @Override

getChild

back to summary

public QuickHuffman.ImmutableNode getChild(int index)

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getChild.

Annotations

@Override

getChildren	back to summary
public QuickHuffman.ImmutableNode[] getChildren() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getChildren. Annotations @Override

getChildren

back to summary

public QuickHuffman.ImmutableNode[] getChildren()

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getChildren.

Annotations

@Override

getLength	back to summary
public int getLength() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getLength. Annotations @Override

getLength

back to summary

public int getLength()

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getLength.

Annotations

@Override

getOrCreateChild	back to summary
public QuickHuffman.ImmutableNode getOrCreateChild(int index) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getOrCreateChild. Annotations @Override

getOrCreateChild

back to summary

public QuickHuffman.ImmutableNode getOrCreateChild(int index)

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getOrCreateChild.

Annotations

@Override

getSymbol	back to summary
public char getSymbol() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getSymbol. Annotations @Override

getSymbol

back to summary

public char getSymbol()

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getSymbol.

Annotations

@Override

isEOSPath	back to summary
public boolean isEOSPath() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.isEOSPath. Annotations @Override

isEOSPath

back to summary

public boolean isEOSPath()

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.isEOSPath.

Annotations

@Override

isLeaf	back to summary
public boolean isLeaf() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.isLeaf. Annotations @Override

isLeaf

back to summary

public boolean isLeaf()

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.isLeaf.

Annotations

@Override

setEOSPath	back to summary
public void setEOSPath(boolean value) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setEOSPath. Annotations @Override

setEOSPath

back to summary

public void setEOSPath(boolean value)

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setEOSPath.

Annotations

@Override

setLength	back to summary
public void setLength(int value) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setLength. Annotations @Override

setLength

back to summary

public void setLength(int value)

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setLength.

Annotations

@Override

setSymbol	back to summary
public void setSymbol(char symbol) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setSymbol. Annotations @Override

setSymbol

back to summary

public void setSymbol(char symbol)

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setSymbol.

Annotations

@Override

jdk.internal.net.http.hpack back to summary

pack-priv Interface QuickHuffman.Node

Known Direct Implementers: jdk.internal.net.http.hpack.QuickHuffman.TemporaryNode, jdk.internal.net.http.hpack.QuickHuffman.ImmutableNode

Method Summary

Modifier and Type	Method and Description
public QuickHuffman.Node	getChild(int index)
public QuickHuffman.Node[]	getChildren()
public int	getLength()
public QuickHuffman.Node	getOrCreateChild(int index)
public char	getSymbol()
public boolean	isEOSPath()
public boolean	isLeaf()
public void	setEOSPath(boolean value)
public void	setLength(int value)
public void	setSymbol(char symbol)

Method Detail

getChild	back to summary
public QuickHuffman.Node getChild(int index)

getChildren	back to summary
public QuickHuffman.Node[] getChildren()

getLength	back to summary
public int getLength()

getOrCreateChild	back to summary
public QuickHuffman.Node getOrCreateChild(int index)

getSymbol	back to summary
public char getSymbol()

isEOSPath	back to summary
public boolean isEOSPath()

isLeaf	back to summary
public boolean isLeaf()

setEOSPath	back to summary
public void setEOSPath(boolean value)

setLength	back to summary
public void setLength(int value)

setSymbol	back to summary
public void setSymbol(char symbol)

jdk.internal.net.http.hpack back to summary

public final Class QuickHuffman.Reader

Class Inheritance

extends Object
implements Reader

java.lang.Object
jdk.internal.net.http.hpack.QuickHuffman.Reader

All Implemented Interfaces

jdk.internal.net.http.hpack.Huffman.Reader

Field Summary

Modifier and Type	Field and Description
private long	buffer
private int	bufferLen
private QuickHuffman.Node	curr
private boolean	done
private int	len
private final HPACK.BufferUpdateConsumer	UPDATER

Constructor Summary

Access	Constructor and Description
public	Reader()

Method Summary

Modifier and Type	Method and Description
public void	read(ByteBuffer source, Appendable destination, boolean isLast) Implements jdk.internal.net.http.hpack.Huffman.Reader.read.
public void	reset() Implements jdk.internal.net.http.hpack.Huffman.Reader.reset. Brings this reader to the state it had upon construction.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

buffer	back to summary
private long buffer

bufferLen	back to summary
private int bufferLen

curr	back to summary
private QuickHuffman.Node curr

done	back to summary
private boolean done

len	back to summary
private int len

UPDATER	back to summary
private final HPACK.BufferUpdateConsumer UPDATER

Constructor Detail

Reader	back to summary
public Reader()

Method Detail

read

back to summary

public void read(ByteBuffer source, Appendable destination, boolean isLast) throws IOException

Implements jdk.internal.net.http.hpack.Huffman.Reader.read.

Annotations

@Override

reset

back to summary

public void reset()

Implements jdk.internal.net.http.hpack.Huffman.Reader.reset.

Doc from jdk.internal.net.http.hpack.Huffman.Reader.reset.

Brings this reader to the state it had upon construction.

Annotations

@Override

jdk.internal.net.http.hpack back to summary

pack-priv final Class QuickHuffman.TemporaryNode

Class Inheritance

extends Object
implements Node

java.lang.Object
jdk.internal.net.http.hpack.QuickHuffman.TemporaryNode

All Implemented Interfaces

jdk.internal.net.http.hpack.QuickHuffman.Node

Field Summary

Modifier and Type	Field and Description
private QuickHuffman.TemporaryNode[]	children
private boolean	eosPath
private int	length
private char	symbol

Constructor Summary

Access	Constructor and Description
pack-priv	TemporaryNode()

Method Summary

Modifier and Type	Method and Description
private void	ensureChildrenExist()
public QuickHuffman.TemporaryNode	getChild(int index) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getChild.
public QuickHuffman.Node[]	getChildren() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getChildren.
public int	getLength() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getLength.
public QuickHuffman.TemporaryNode	getOrCreateChild(int index) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getOrCreateChild.
public char	getSymbol() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getSymbol.
public boolean	isEOSPath() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.isEOSPath.
public boolean	isLeaf() Implements jdk.internal.net.http.hpack.QuickHuffman.Node.isLeaf.
public void	setEOSPath(boolean value) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setEOSPath.
public void	setLength(int value) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setLength.
public void	setSymbol(char value) Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setSymbol.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

children	back to summary
private QuickHuffman.TemporaryNode[] children

eosPath	back to summary
private boolean eosPath

length	back to summary
private int length

symbol	back to summary
private char symbol

Constructor Detail

TemporaryNode	back to summary
pack-priv TemporaryNode()

Method Detail

ensureChildrenExist	back to summary
private void ensureChildrenExist()

getChild

back to summary

public QuickHuffman.TemporaryNode getChild(int index)

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getChild.

Annotations

@Override

getChildren

back to summary

public QuickHuffman.Node[] getChildren()

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getChildren.

Annotations

@Override

getLength

back to summary

public int getLength()

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getLength.

Annotations

@Override

getOrCreateChild

back to summary

public QuickHuffman.TemporaryNode getOrCreateChild(int index)

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getOrCreateChild.

Annotations

@Override

getSymbol

back to summary

public char getSymbol()

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.getSymbol.

Annotations

@Override

isEOSPath

back to summary

public boolean isEOSPath()

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.isEOSPath.

Annotations

@Override

isLeaf

back to summary

public boolean isLeaf()

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.isLeaf.

Annotations

@Override

setEOSPath

back to summary

public void setEOSPath(boolean value)

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setEOSPath.

Annotations

@Override

setLength

back to summary

public void setLength(int value)

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setLength.

Annotations

@Override

setSymbol

back to summary

public void setSymbol(char value)

Implements jdk.internal.net.http.hpack.QuickHuffman.Node.setSymbol.

Annotations

@Override

jdk.internal.net.http.hpack back to summary

public final Class QuickHuffman.Writer

Class Inheritance

extends Object
implements Writer

java.lang.Object
jdk.internal.net.http.hpack.QuickHuffman.Writer

All Implemented Interfaces

jdk.internal.net.http.hpack.Huffman.Writer

Field Summary

Modifier and Type	Field and Description
private long	buffer
private int	bufferLen
private int	end
private boolean	padded
private int	pos
private CharSequence	source
private final HPACK.BufferUpdateConsumer	UPDATER

Constructor Summary

Access	Constructor and Description
public	Writer()

Method Summary

Modifier and Type	Method and Description
public QuickHuffman.Writer	from(CharSequence input, int start, int end) Implements jdk.internal.net.http.hpack.Huffman.Writer.from.
public int	lengthOf(CharSequence value, int start, int end) Implements jdk.internal.net.http.hpack.Huffman.Writer.lengthOf. Calculates the number of bytes required to represent a subsequence of the given `CharSequence` using the Huffman coding.
public QuickHuffman.Writer	reset() Implements jdk.internal.net.http.hpack.Huffman.Writer.reset. Brings this writer to the state it had upon construction.
public boolean	write(ByteBuffer destination) Implements jdk.internal.net.http.hpack.Huffman.Writer.write.