joshua.util.Bits Class Reference

List of all members.

Static Public Member Functions
static int	encodeAsInt (short high, short low)
static short	decodeHighBits (int i)
static short	decodeLowBits (int i)
static long	encodeAsLong (int high, int low)
static int	decodeHighBits (long l)
static int	decodeLowBits (long l)

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Detailed Description

Utility class for bit twiddling.

Author:

Lane Schwartz

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Member Function Documentation

static short joshua.util.Bits.decodeHighBits

(

int

i

)

[static]

Decodes the high 16 bits of an integer as a short.

Parameters:

i	Integer value to decode

Returns:

Short representation of the high 16 bits of the integer

static int joshua.util.Bits.decodeHighBits

(

long

l

)

[static]

Decodes the high 32 bits of a long as an integer.

Parameters:

l	Long value to decode

Returns:

Integer representation of the high 32 bits of the long

static short joshua.util.Bits.decodeLowBits

(

int

i

)

[static]

Decodes the low 16 bits of an integer as a short.

Parameters:

i	Integer value to decode

Returns:

Short representation of the high 16 bits of the integer

static int joshua.util.Bits.decodeLowBits

(

long

l

)

[static]

Decodes the low 32 bits of a long as an integer.

Parameters:

l	Long value to decode

Returns:

Integer representation of the high 32 bits of the long

static int joshua.util.Bits.encodeAsInt	(	short	high,
		short	low
	)		[static]

Encodes two shorts in an int.

Parameters:

high
low

Returns:

static long joshua.util.Bits.encodeAsLong	(	int	high,
		int	low
	)		[static]

Encodes two integers in a long.

Parameters:

high
low

Returns: