Package software.amazon.awssdk.crt.checksums

Class XXHash

java.lang.Object

software.amazon.awssdk.crt.CrtResource

software.amazon.awssdk.crt.checksums.XXHash

All Implemented Interfaces:

AutoCloseable

public class XXHash
extends CrtResource

Nested Class Summary

Nested classes/interfaces inherited from class software.amazon.awssdk.crt.CrtResource

CrtResource.ResourceInstance

Method Summary

Modifier and Type	Method	Description
static byte[]	computeXXHash3_128(byte[] input)	Oneshot compute XXHash3_128.
static byte[]	computeXXHash3_128(byte[] input, long seed)	Oneshot compute XXHash3_128.
static byte[]	computeXXHash3_64(byte[] input)	Oneshot compute XXHash3_64.
static byte[]	computeXXHash3_64(byte[] input, long seed)	Oneshot compute XXHash3_64.
static byte[]	computeXXHash64(byte[] input)	Oneshot compute XXHash64.
static byte[]	computeXXHash64(byte[] input, long seed)	Oneshot compute XXHash64.
byte[]	digest()	Return digest for the current state of hash.
static XXHash	newXXHash3_128()	Create new streaming XXHash3_128.
static XXHash	newXXHash3_128(long seed)	Create new streaming XXHash3_128.
static XXHash	newXXHash3_64()	Create new streaming XXHash3_64.
static XXHash	newXXHash3_64(long seed)	Create new streaming XXHash3_64.
static XXHash	newXXHash64()	Create new streaming XXHash64.
static XXHash	newXXHash64(long seed)	Create new streaming XXHash64.
void	update(byte[] input)	Update xxhash state from input
void	update(byte[] input, int offset, int length)	Update xxhash state with a subrange of input
void	update(int b)	Update xxhash state with a single byte

Methods inherited from class software.amazon.awssdk.crt.CrtResource

addRef, addRef, addReferenceTo, close, close, collectNativeResource, collectNativeResources, decRef, decRef, decRef, getNativeHandle, getResourceLogDescription, isNull, logNativeResources, logNativeResources, removeReferenceTo, setDescription, waitForNoResources

Methods inherited from class java.lang.Object

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

Method Detail

newXXHash64

public static XXHash newXXHash64(long seed)

Create new streaming XXHash64.

Parameters:

seed - seed to use for the hash

Returns:

new XXHash instance

newXXHash64

public static XXHash newXXHash64()

Create new streaming XXHash64.

Returns:

new XXHash instance

newXXHash3_64

public static XXHash newXXHash3_64(long seed)

Create new streaming XXHash3_64.

Parameters:

seed - seed to use for the hash

Returns:

new XXHash instance

newXXHash3_64

public static XXHash newXXHash3_64()

Create new streaming XXHash3_64.

Returns:

new XXHash instance

newXXHash3_128

public static XXHash newXXHash3_128(long seed)

Create new streaming XXHash3_128.

Parameters:

seed - seed to use for the hash

Returns:

new XXHash instance

newXXHash3_128

public static XXHash newXXHash3_128()

Create new streaming XXHash3_128.

Returns:

new XXHash instance

update

public void update(byte[] input)

Update xxhash state from input

Parameters:

input - input to update with

update

public void update(int b)

Update xxhash state with a single byte

Parameters:

b - input to update with

update

public void update(byte[] input,
                   int offset,
                   int length)

Update xxhash state with a subrange of input

Parameters:

input - input to update with

offset - to start update with

length - of data

digest

public byte[] digest()

Return digest for the current state of hash.

Returns:

hash as bytes in big endian

computeXXHash64

public static byte[] computeXXHash64(byte[] input,
                                     long seed)

Oneshot compute XXHash64.

Parameters:

input - input input to hash

seed - seed

Returns:

xxhash64 hash

computeXXHash64

public static byte[] computeXXHash64(byte[] input)

Oneshot compute XXHash64.

Parameters:

input - input input to hash

Returns:

xxhash64 hash

computeXXHash3_64

public static byte[] computeXXHash3_64(byte[] input,
                                       long seed)

Oneshot compute XXHash3_64.

Parameters:

input - input input to hash

seed - seed

Returns:

xxhash64 hash

computeXXHash3_64

public static byte[] computeXXHash3_64(byte[] input)

Oneshot compute XXHash3_64.

Parameters:

input - input input to hash

Returns:

xxhash64 hash

computeXXHash3_128

public static byte[] computeXXHash3_128(byte[] input,
                                        long seed)

Oneshot compute XXHash3_128.

Parameters:

input - input input to hash

seed - seed

Returns:

xxhash64 hash

computeXXHash3_128

public static byte[] computeXXHash3_128(byte[] input)

Oneshot compute XXHash3_128.

Parameters:

input - input input to hash

Returns:

xxhash64 hash