io.nem.symbol.core.crypto

Class Hashes

java.lang.Object

io.nem.symbol.core.crypto.Hashes

public class Hashes
extends java.lang.Object

Static class that exposes hash functions.

Method Summary

Modifier and Type	Method and Description
static byte[]	hash160(byte[]... inputs) Performs a RIPEMD_160 hash of SHA_256 of the concatenated inputs.
static byte[]	hash256(byte[]... inputs) Performs a SHA_256 hash of the concatenated inputs.
static byte[]	keccak256(byte[]... inputs) Performs a KECCAK_256 hash of the concatenated inputs.
static byte[]	keccak512(byte[]... inputs) Performs a KECCAK_512 hash of the concatenated inputs.
static byte[]	ripemd160(byte[]... inputs) Performs a RIPEMD_160 hash of the concatenated inputs.
static byte[]	sha256ForSharedKey(byte[] sharedSecret) Hasher used for shared keys
static byte[]	sha3_256(byte[]... inputs) Performs a SHA_3_256 hash of the concatenated inputs.
static byte[]	sha3_512(byte[]... inputs) Performs a SHA_3_512 hash of the concatenated inputs.
static byte[]	sha512(byte[]... inputs) Performs a SHA_512 hash of the concatenated inputs.

Methods inherited from class java.lang.Object

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

Method Detail

sha3_256

public static byte[] sha3_256(byte[]... inputs)

Performs a SHA_3_256 hash of the concatenated inputs.

Parameters:

inputs - The byte arrays to concatenate and hash.

Returns:

The hash of the concatenated inputs.

Throws:

CryptoException - if the hash operation failed.

sha3_512

public static byte[] sha3_512(byte[]... inputs)

Performs a SHA_3_512 hash of the concatenated inputs.

Parameters:

inputs - The byte arrays to concatenate and hash.

Returns:

The hash of the concatenated inputs.

Throws:

CryptoException - if the hash operation failed.

ripemd160

public static byte[] ripemd160(byte[]... inputs)

Performs a RIPEMD_160 hash of the concatenated inputs.

Parameters:

inputs - The byte arrays to concatenate and hash.

Returns:

The hash of the concatenated inputs.

Throws:

CryptoException - if the hash operation failed.

keccak256

public static byte[] keccak256(byte[]... inputs)

Performs a KECCAK_256 hash of the concatenated inputs.

Parameters:

inputs - The byte arrays to concatenate and hash.

Returns:

The hash of the concatenated inputs.

Throws:

CryptoException - if the hash operation failed.

keccak512

public static byte[] keccak512(byte[]... inputs)

Performs a KECCAK_512 hash of the concatenated inputs.

Parameters:

inputs - The byte arrays to concatenate and hash.

Returns:

The hash of the concatenated inputs.

Throws:

CryptoException - if the hash operation failed.

sha512

public static byte[] sha512(byte[]... inputs)

Performs a SHA_512 hash of the concatenated inputs.

Parameters:

inputs - The byte arrays to concatenate and hash.

Returns:

The hash of the concatenated inputs.

Throws:

CryptoException - if the hash operation failed.

hash256

public static byte[] hash256(byte[]... inputs)

Performs a SHA_256 hash of the concatenated inputs.

Parameters:

inputs - The byte arrays to concatenate and hash.

Returns:

The hash of the concatenated inputs.

Throws:

CryptoException - if the hash operation failed.

hash160

public static byte[] hash160(byte[]... inputs)

Performs a RIPEMD_160 hash of SHA_256 of the concatenated inputs.

Parameters:

inputs - The byte arrays to concatenate and hash.

Returns:

The hash of the concatenated inputs.

Throws:

CryptoException - if the hash operation failed.

sha256ForSharedKey

public static byte[] sha256ForSharedKey(byte[] sharedSecret)

Hasher used for shared keys

Parameters:

sharedSecret - the shared secret

Returns:

the shared key hash.