protected void engineInit(int opmode, Key key, SecureRandom random) throws InvalidKeyException {
   core.implInit(opmode, key, random, cipher);
 }
 protected void engineInit(int opmode, Key key, AlgorithmParameters params, SecureRandom random)
     throws InvalidKeyException, InvalidAlgorithmParameterException {
   core.implInit(opmode, key, params, random, cipher);
 }