io.nem.symbol.core.crypto

Class Key

java.lang.Object

io.nem.symbol.core.crypto.Key

Direct Known Subclasses:

PrivateKey, PublicKey, VotingKey

public class Key
extends java.lang.Object

Represents a generic key with a specific size.

This class helps developers to migrate from one format to another (hex, byte array, big integer)

Constructor Summary

Constructors

Constructor and Description
Key(java.math.BigInteger value, int expectedSize) Creates a new key from an big integer with leading zeros if necessary.
Key(byte[] bytes, int expectedSize) Creates a new public key.
Key(java.lang.String hex, int expectedSize) Creates a new key from an hex completing with leading zeros if necessary.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
java.nio.ByteBuffer	getByteBuffer() Gets raw public key value.
byte[]	getBytes() Creates the a key value.
java.math.BigInteger	getRaw() Gets the raw key value as BigInteger.
int	getSize() Returns the size of the key
int	hashCode()
java.lang.String	toHex()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Key

public Key(byte[] bytes,
           int expectedSize)

Creates a new public key.

Parameters:

bytes - The raw key value.

expectedSize - the expected byte array size.

Key

public Key(java.math.BigInteger value,
           int expectedSize)

Creates a new key from an big integer with leading zeros if necessary.

Parameters:

value - The numeric key value.

expectedSize - the expected byte array size.

Key

public Key(java.lang.String hex,
           int expectedSize)

Creates a new key from an hex completing with leading zeros if necessary.

Parameters:

hex - The hey key value.

expectedSize - the expected byte array size.

Method Detail

getSize

public int getSize()

Returns the size of the key

Returns:

The size of the key.

getBytes

public byte[] getBytes()

Creates the a key value.

Returns:

The raw public key value.

getByteBuffer

public java.nio.ByteBuffer getByteBuffer()

Gets raw public key value.

Returns:

The raw public key value.

getRaw

public java.math.BigInteger getRaw()

Gets the raw key value as BigInteger.

Returns:

The raw key value.

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toHex

public java.lang.String toHex()

Returns:

the hex representation of the public key.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object