io.neow3j.utils

Class Keys

java.lang.Object

io.neow3j.utils.Keys

public class Keys
extends java.lang.Object

Key utilities.

Method Summary

Modifier and Type	Method and Description
static byte[]	checkAndEncodePublicKey(byte[] publicKey) Checks if the given public key is in encoded format and encodes it if not.
static java.lang.String	getAddress(java.math.BigInteger publicKey)
static java.lang.String	getAddress(byte[] publicKey)
static java.lang.String	getAddress(java.lang.String publicKeyWithNoPrefix)
static java.lang.String	getMultiSigAddress(int amountSignatures, java.math.BigInteger... publicKeys)
static java.lang.String	getMultiSigAddress(int amountSignatures, byte[]... publicKeys)
static java.lang.String	getMultiSigAddress(int amountSignatures, java.util.List<java.math.BigInteger> publicKeys)
static byte[]	getPublicKeyEncoded(byte[] publicKeyNotEncoded)
static byte[]	getScriptHashFromPublicKey(byte[] publicKey)
static byte[]	getScriptHashFromPublicKey(int amountSignatures, byte[]... publicKeys)
static byte[]	getVerificationScriptFromPublicKey(java.math.BigInteger publicKey) Creates the verification script for the given key.
static byte[]	getVerificationScriptFromPublicKey(byte[] publicKey) Creates the verification script for the given key.
static byte[]	getVerificationScriptFromPublicKeys(int signingThreshold, byte[]... publicKeys) Creates the multi-sig verification script for the given keys and the signing threshold.
static byte[]	getVerificationScriptFromPublicKeys(int signingThreshold, java.util.List<java.math.BigInteger> publicKeys) Creates the multi-sig verification script for the given keys and the signing threshold.
static boolean	isPublicKeyEncoded(byte[] publicKey)
static boolean	isValidAddress(java.lang.String address)
static byte[]	privateKeyIntegerToByteArray(java.math.BigInteger privateKey)
static byte[]	publicKeyIntegerToByteArray(java.math.BigInteger publicKey)
static java.lang.String	scriptHashToAddress(java.lang.String input)
static java.lang.String	toAddress(byte[] scriptHash)
static byte[]	toScriptHash(java.lang.String address)

Methods inherited from class java.lang.Object

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

Method Detail

getAddress

public static java.lang.String getAddress(java.math.BigInteger publicKey)

getAddress

public static java.lang.String getAddress(java.lang.String publicKeyWithNoPrefix)

getAddress

public static java.lang.String getAddress(byte[] publicKey)

getMultiSigAddress

public static java.lang.String getMultiSigAddress(int amountSignatures,
                                                  java.util.List<java.math.BigInteger> publicKeys)

getMultiSigAddress

public static java.lang.String getMultiSigAddress(int amountSignatures,
                                                  java.math.BigInteger... publicKeys)

getMultiSigAddress

public static java.lang.String getMultiSigAddress(int amountSignatures,
                                                  byte[]... publicKeys)

getScriptHashFromPublicKey

public static byte[] getScriptHashFromPublicKey(byte[] publicKey)

getScriptHashFromPublicKey

public static byte[] getScriptHashFromPublicKey(int amountSignatures,
                                                byte[]... publicKeys)

checkAndEncodePublicKey

public static byte[] checkAndEncodePublicKey(byte[] publicKey)

Checks if the given public key is in encoded format and encodes it if not.

Parameters:

publicKey - Key to encode.

Returns:

encoded public key.

publicKeyIntegerToByteArray

public static byte[] publicKeyIntegerToByteArray(java.math.BigInteger publicKey)

privateKeyIntegerToByteArray

public static byte[] privateKeyIntegerToByteArray(java.math.BigInteger privateKey)

getVerificationScriptFromPublicKey

public static byte[] getVerificationScriptFromPublicKey(java.math.BigInteger publicKey)

Creates the verification script for the given key. Checks if the key is in encoded format, and encodes it if not.

Parameters:

publicKey - Key to create script for.

Returns:

the verification script.

getVerificationScriptFromPublicKey

public static byte[] getVerificationScriptFromPublicKey(byte[] publicKey)

Creates the verification script for the given key. Checks if the key is in encoded format, and encodes it if not.

Parameters:

publicKey - Key to create script for.

Returns:

the verification script.

getVerificationScriptFromPublicKeys

public static byte[] getVerificationScriptFromPublicKeys(int signingThreshold,
                                                         java.util.List<java.math.BigInteger> publicKeys)

Creates the multi-sig verification script for the given keys and the signing threshold. Checks if the keys are in encoded format, and encodes them if not.

Parameters:

signingThreshold - the minimum number of public keys needed to sign transactions from the given public keys.

publicKeys - the public keys to create the script for.

Returns:

the multi-sig verification script.

getVerificationScriptFromPublicKeys

public static byte[] getVerificationScriptFromPublicKeys(int signingThreshold,
                                                         byte[]... publicKeys)

Creates the multi-sig verification script for the given keys and the signing threshold. Checks if the keys are in encoded format, and encodes them if not.

Parameters:

signingThreshold - the minimum number of public keys needed to sign transactions from the given public keys.

publicKeys - the public keys to create the script for.

Returns:

the multi-sig verification script.

getPublicKeyEncoded

public static byte[] getPublicKeyEncoded(byte[] publicKeyNotEncoded)

isPublicKeyEncoded

public static boolean isPublicKeyEncoded(byte[] publicKey)

toAddress

public static java.lang.String toAddress(byte[] scriptHash)

isValidAddress

public static boolean isValidAddress(java.lang.String address)

toScriptHash

public static byte[] toScriptHash(java.lang.String address)

scriptHashToAddress

public static java.lang.String scriptHashToAddress(java.lang.String input)