javax.crypto
Class KeyAgreementSpi

java.lang.Object
  javax.crypto.KeyAgreementSpi

public abstract class KeyAgreementSpi
extends Object

Constructor Summary

KeyAgreementSpi()

Method Summary

protected abstract Key	engineDoPhase(Key key, boolean lastPhase)
protected abstract byte[]	engineGenerateSecret()
protected abstract int	engineGenerateSecret(byte[] sharedSecret, int offset)
protected abstract SecretKey	engineGenerateSecret(String algorithm)
protected abstract void	engineInit(Key key, AlgorithmParameterSpec params, SecureRandom random)
protected abstract void	engineInit(Key key, SecureRandom random)

Methods inherited from class java.lang.Object

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

Constructor Detail

KeyAgreementSpi

public KeyAgreementSpi()

Method Detail

engineDoPhase

protected abstract Key engineDoPhase(Key key,
                                     boolean lastPhase)
                              throws InvalidKeyException,
                                     IllegalStateException

Throws:

InvalidKeyException

IllegalStateException

engineGenerateSecret

protected abstract byte[] engineGenerateSecret()
                                        throws IllegalStateException

Throws:

IllegalStateException

engineGenerateSecret

protected abstract int engineGenerateSecret(byte[] sharedSecret,
                                            int offset)
                                     throws IllegalStateException,
                                            ShortBufferException

Throws:

IllegalStateException

ShortBufferException

engineGenerateSecret

protected abstract SecretKey engineGenerateSecret(String algorithm)
                                           throws IllegalStateException,
                                                  NoSuchAlgorithmException,
                                                  InvalidKeyException

Throws:

IllegalStateException

NoSuchAlgorithmException

InvalidKeyException

engineInit

protected abstract void engineInit(Key key,
                                   SecureRandom random)
                            throws InvalidKeyException

Throws:

InvalidKeyException

engineInit

protected abstract void engineInit(Key key,
                                   AlgorithmParameterSpec params,
                                   SecureRandom random)
                            throws InvalidKeyException,
                                   InvalidAlgorithmParameterException

Throws:

InvalidKeyException

InvalidAlgorithmParameterException