java.lang.Object javax.crypto.SecretKeyFactorySpi
SecretKey
DESKeySpec
DESedeKeySpec
protected abstract SecretKey engineGenerateSecret(KeySpec keySpec) throws InvalidKeySpecException
protected abstract KeySpec engineGetKeySpec(SecretKey key, Class keySpec) throws InvalidKeySpecException
protected abstract SecretKey engineTranslateKey(SecretKey key) throws InvalidKeyException
public SecretKeyFactorySpi()