Package io.netty.handler.codec.compression

Class Lz4Constants

java.lang.Object

io.netty.handler.codec.compression.Lz4Constants

final class Lz4Constants
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static final int	BLOCK_TYPE_COMPRESSED
(package private) static final int	BLOCK_TYPE_NON_COMPRESSED	LZ4 block types.
(package private) static final int	CHECKSUM_OFFSET
(package private) static final int	COMPRESSED_LENGTH_OFFSET
(package private) static final int	COMPRESSION_LEVEL_BASE	Base value for compression level.
(package private) static final int	DECOMPRESSED_LENGTH_OFFSET
(package private) static final int	DEFAULT_BLOCK_SIZE
(package private) static final int	DEFAULT_SEED	Default seed value for xxhash.
(package private) static final int	HEADER_LENGTH	Full length of LZ4 block header.
(package private) static final long	MAGIC_NUMBER	Magic number of LZ4 block.
(package private) static final int	MAX_BLOCK_SIZE
(package private) static final int	MIN_BLOCK_SIZE	LZ4 block sizes.
(package private) static final int	TOKEN_OFFSET	Offsets of header's parts.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Lz4Constants()

Method Summary

Methods inherited from class java.lang.Object

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

Field Details

MAGIC_NUMBER

static final long MAGIC_NUMBER

Magic number of LZ4 block.

See Also:

• Constant Field Values

HEADER_LENGTH

static final int HEADER_LENGTH

Full length of LZ4 block header.

See Also:

• Constant Field Values

TOKEN_OFFSET

static final int TOKEN_OFFSET

Offsets of header's parts.

See Also:

• Constant Field Values

COMPRESSED_LENGTH_OFFSET

static final int COMPRESSED_LENGTH_OFFSET

See Also:

• Constant Field Values

DECOMPRESSED_LENGTH_OFFSET

static final int DECOMPRESSED_LENGTH_OFFSET

See Also:

• Constant Field Values

CHECKSUM_OFFSET

static final int CHECKSUM_OFFSET

See Also:

• Constant Field Values

COMPRESSION_LEVEL_BASE

static final int COMPRESSION_LEVEL_BASE

Base value for compression level.

See Also:

• Constant Field Values

MIN_BLOCK_SIZE

static final int MIN_BLOCK_SIZE

LZ4 block sizes.

See Also:

• Constant Field Values

MAX_BLOCK_SIZE

static final int MAX_BLOCK_SIZE

See Also:

• Constant Field Values

DEFAULT_BLOCK_SIZE

static final int DEFAULT_BLOCK_SIZE

See Also:

• Constant Field Values

BLOCK_TYPE_NON_COMPRESSED

static final int BLOCK_TYPE_NON_COMPRESSED

LZ4 block types.

See Also:

• Constant Field Values

BLOCK_TYPE_COMPRESSED

static final int BLOCK_TYPE_COMPRESSED

See Also:

• Constant Field Values

DEFAULT_SEED

static final int DEFAULT_SEED

Default seed value for xxhash.

See Also:

• Constant Field Values

Constructor Details

Lz4Constants

private Lz4Constants()