okhttp3.internal.http2

Class Huffman

java.lang.Object

okhttp3.internal.http2.Huffman

class Huffman
extends java.lang.Object

This class was originally composed from the following classes in Twitter Hpack.

• com.twitter.hpack.HuffmanEncoder
• com.twitter.hpack.HuffmanDecoder
• com.twitter.hpack.HpackUtil

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	Huffman.Node

Field Summary

Fields

Modifier and Type	Field and Description
private static byte[]	CODE_LENGTHS
private static int[]	CODES
private static Huffman	INSTANCE
private Huffman.Node	root

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Huffman()

Method Summary

Modifier and Type	Method and Description
private void	addCode(int sym, int code, byte len)
private void	buildTree()
(package private) byte[]	decode(byte[] buf)
(package private) void	encode(okio.ByteString data, okio.BufferedSink sink)
(package private) int	encodedLength(okio.ByteString bytes)
static Huffman	get()

Methods inherited from class java.lang.Object

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

Field Detail

CODES

private static final int[] CODES

CODE_LENGTHS

private static final byte[] CODE_LENGTHS

INSTANCE

private static final Huffman INSTANCE

root

private final Huffman.Node root

Constructor Detail

Huffman

private Huffman()

Method Detail

get

public static Huffman get()

encode

void encode(okio.ByteString data,
            okio.BufferedSink sink)
     throws java.io.IOException

Throws:

java.io.IOException

encodedLength

int encodedLength(okio.ByteString bytes)

decode

byte[] decode(byte[] buf)

buildTree

private void buildTree()

addCode

private void addCode(int sym,
                     int code,
                     byte len)