Class HpackContext

java.lang.Object

org.eclipse.jetty.http2.hpack.HpackContext

public class HpackContext
extends Object

HPACK - Header Compression for HTTP/2

This class maintains the compression context for a single HTTP/2 connection. Specifically it holds the static and dynamic Header Field Tables and the associated sizes and limits.

It is compliant with draft 11 of the specification

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	HpackContext.Entry
static class	HpackContext.StaticEntry

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULT_MAX_HEADER_LIST_SIZE
static final int	DEFAULT_MAX_TABLE_CAPACITY
static final int	STATIC_SIZE
static final String[][]	STATIC_TABLE

Method Summary

Modifier and Type	Method	Description
HpackContext.Entry	add(HttpField field)
HpackContext.Entry	get(int index)
HpackContext.Entry	get(String name)
HpackContext.Entry	get(HttpField field)
HpackContext.Entry	get(HttpHeader header)
int	getDynamicTableSize()
int	getMaxDynamicTableSize()
static HpackContext.Entry	getStatic(HttpHeader header)
int	index(HpackContext.Entry entry)
void	resize(int newMaxDynamicTableSize)
int	size()
static int	staticIndex(HttpHeader header)
String	toString()

Methods inherited from class Object

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

Field Details

STATIC_TABLE

public static final String[][] STATIC_TABLE

STATIC_SIZE

public static final int STATIC_SIZE

DEFAULT_MAX_TABLE_CAPACITY

public static final int DEFAULT_MAX_TABLE_CAPACITY

See Also:

• Constant Field Values

DEFAULT_MAX_HEADER_LIST_SIZE

public static final int DEFAULT_MAX_HEADER_LIST_SIZE

See Also:

• Constant Field Values

Method Details

resize

public void resize(int newMaxDynamicTableSize)

get

public HpackContext.Entry get(HttpField field)

get

public HpackContext.Entry get(String name)

get

public HpackContext.Entry get(int index)

get

public HpackContext.Entry get(HttpHeader header)

getStatic

public static HpackContext.Entry getStatic(HttpHeader header)

add

public HpackContext.Entry add(HttpField field)

size

public int size()

Returns:

Current dynamic table size in entries

getDynamicTableSize

public int getDynamicTableSize()

Returns:

Current Dynamic table size in Octets

getMaxDynamicTableSize

public int getMaxDynamicTableSize()

Returns:

Max Dynamic table size in Octets

index

public int index(HpackContext.Entry entry)

staticIndex

public static int staticIndex(HttpHeader header)

toString

public String toString()

Overrides:

toString in class Object