Package convex.core.crypto

Class Hashing

java.lang.Object

convex.core.crypto.Hashing

public class Hashing
extends Object

Class for static Hashing functionality

Constructor Summary

Constructors

Constructor	Description
Hashing()

Method Summary

Modifier and Type	Method	Description
static MessageDigest	getDigest()	Gets the Convex default MessageDigest.
static MessageDigest	getKeccak256Digest()	Gets a MessageDigest for Keccak256.
static MessageDigest	getSHA256Digest()	Gets a thread-local instance of a SHA256 MessageDigest
static MessageDigest	getSHA3Digest()	Gets a thread-local instance of a SHA3-256 MessageDigest
static Hash	keccak256(byte[] data)	Computes the KECCAK-256 hash of byte data
static Hash	sha256(byte[] data)	Computes the SHA-256 hash of byte data
static Hash	sha256(String message)	Computes the SHA-256 hash of a string
static Hash	sha3(byte[] data)	Computes the SHA3-256 hash of byte data
static Hash	sha3(String message)	Computes the SHA-256 hash of a string

Methods inherited from class java.lang.Object

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

Constructor Details

Hashing

public Hashing()

Method Details

sha3

public static Hash sha3(String message)

Computes the SHA-256 hash of a string

Parameters:

message - Message to hash (in UTF-8 encoding)

Returns:

Hash of UTF-8 encoded string

sha3

public static Hash sha3(byte[] data)

Computes the SHA3-256 hash of byte data

Parameters:

data - Byte array to hash

Returns:

SHA3-256 Hash value

getSHA3Digest

public static MessageDigest getSHA3Digest()

Gets a thread-local instance of a SHA3-256 MessageDigest

Returns:

MessageDigest instance

getDigest

public static MessageDigest getDigest()

Gets the Convex default MessageDigest. Guaranteed thread safe, will be either a new or ThreadLocal instance.

Returns:

MessageDigest

getKeccak256Digest

public static MessageDigest getKeccak256Digest()

Gets a MessageDigest for Keccak256. Guaranteed thread safe, will be either a new or ThreadLocal instance.

Returns:

MessageDigest

getSHA256Digest

public static MessageDigest getSHA256Digest()

Gets a thread-local instance of a SHA256 MessageDigest

Returns:

MessageDigest instance

sha256

public static Hash sha256(byte[] data)

Computes the SHA-256 hash of byte data

Parameters:

data - Byte array to hash

Returns:

Hash value

keccak256

public static Hash keccak256(byte[] data)

Computes the KECCAK-256 hash of byte data

Parameters:

data - Byte array to hash

Returns:

Hash value

sha256

public static Hash sha256(String message)

Computes the SHA-256 hash of a string

Parameters:

message - Message to Hash (in UTF8 encoding)

Returns:

Hash of UTF-8 encoded string