net.sf.mmm.crypto.asymmetric.key.rsa

Class AsymmetricKeyPairRsa

java.lang.Object

net.sf.mmm.crypto.asymmetric.key.AbstractAsymmetricKeyPair<RSAPrivateKey,RSAPublicKey>

net.sf.mmm.crypto.asymmetric.key.rsa.AsymmetricKeyPairRsa

All Implemented Interfaces:

AsymmetricKeyPair<RSAPrivateKey,RSAPublicKey>, KeySet

public class AsymmetricKeyPairRsa
extends AbstractAsymmetricKeyPair<RSAPrivateKey,RSAPublicKey>

An implementation of AsymmetricKeyPair for Rsa.

Since:

1.0.0

Author:

Joerg Hohwiller (hohwille at users.sourceforge.net)

Field Summary

Fields

Modifier and Type	Field and Description
static String	ALGORITHM_RSA The algorithm name "RSA".
private static KeyFactory	keyFactory
(package private) static BigInteger	PUBLIC_EXPONENT The (default) public exponent for RSA key generation.

Fields inherited from class net.sf.mmm.crypto.asymmetric.key.AbstractAsymmetricKeyPair

privateKey, publicKey

Constructor Summary

Constructors

Constructor and Description
AsymmetricKeyPairRsa(RSAPrivateKey privateKey, RSAPublicKey publicKey) The constructor.

Method Summary

Modifier and Type	Method and Description
static RSAPrivateKey	createPrivateKey(BigInteger modulus, BigInteger privateExponent)
static RSAPrivateKey	createPrivateKey(RSAPrivateKeySpec keySpec)
static RSAPublicKey	createPublicKey(BigInteger modulus)
static RSAPublicKey	createPublicKey(BigInteger modulus, BigInteger publicExponent)
static RSAPublicKey	createPublicKey(RSAPublicKeySpec keySpec)
(package private) static KeyFactory	getKeyFactory()
static AsymmetricKeyPairRsa	of(BigInteger modulus, BigInteger privateExponent)
static AsymmetricKeyPairRsa	of(BigInteger modulus, BigInteger privateExponent, BigInteger publicExponent)
static AsymmetricKeyPairRsa	of(String modulus, String privateExponent) Convenience method e.g.

Methods inherited from class net.sf.mmm.crypto.asymmetric.key.AbstractAsymmetricKeyPair

equals, getKeyPair, getPrivateKey, getPublicKey, hashCode

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.sf.mmm.crypto.asymmetric.key.AsymmetricKeyPair

getKeys

Field Detail

ALGORITHM_RSA

public static final String ALGORITHM_RSA

The algorithm name "RSA".

See Also:

Constant Field Values

PUBLIC_EXPONENT

static BigInteger PUBLIC_EXPONENT

The (default) public exponent for RSA key generation.

keyFactory

private static KeyFactory keyFactory

Constructor Detail

AsymmetricKeyPairRsa

public AsymmetricKeyPairRsa(RSAPrivateKey privateKey,
                            RSAPublicKey publicKey)

The constructor.

Parameters:

privateKey - the private key.

publicKey - the public key.

Method Detail

of

public static AsymmetricKeyPairRsa of(BigInteger modulus,
                                      BigInteger privateExponent,
                                      BigInteger publicExponent)

Parameters:

modulus - is the modulus (product of two large primes).

privateExponent - the private exponent.

publicExponent - the public exponent.

Returns:

the AsymmetricKeyPair.

createPublicKey

public static RSAPublicKey createPublicKey(BigInteger modulus)

Parameters:

modulus - the modulus.

Returns:

the RSAPublicKey.

createPublicKey

public static RSAPublicKey createPublicKey(BigInteger modulus,
                                           BigInteger publicExponent)

Parameters:

modulus - the modulus.

publicExponent - the public exponent.

Returns:

the RSAPublicKey.

createPublicKey

public static RSAPublicKey createPublicKey(RSAPublicKeySpec keySpec)

Parameters:

keySpec - the RSAPublicKeySpec.

Returns:

the RSAPublicKey.

of

public static AsymmetricKeyPairRsa of(BigInteger modulus,
                                      BigInteger privateExponent)

Parameters:

modulus - is the modulus (product of two large primes).

privateExponent - the private exponent.

Returns:

the AsymmetricKeyPair.

of

public static AsymmetricKeyPairRsa of(String modulus,
                                      String privateExponent)

Convenience method e.g. for test-data.

Parameters:

modulus - is the modulus (product of two large primes).

privateExponent - the private key encryption exponent.

Returns:

the AsymmetricKeyPair.

createPrivateKey

public static RSAPrivateKey createPrivateKey(BigInteger modulus,
                                             BigInteger privateExponent)

Parameters:

modulus - the modulus.

privateExponent - the private exponent.

Returns:

the RSAPrivateKey.

createPrivateKey

public static RSAPrivateKey createPrivateKey(RSAPrivateKeySpec keySpec)

Parameters:

keySpec - the RSAPrivateKeySpec.

Returns:

the RSAPrivateKey.

getKeyFactory

static KeyFactory getKeyFactory()