private static AlgorithmParameterSpec algorithmParameterSpec(){
  final SecureRandom random=new SecureRandom();
  final byte[] bytes=new byte[CcAes.BLOCK];
  random.nextBytes(bytes);
  return new IvParameterSpec(bytes);
}

private static AlgorithmParameterSpec algorithmParameterSpec ( ) { final SecureRandom random = new SecureRandom ( ) ; final byte [ ] bytes = new byte [ CcAes . BLOCK ] ; random . nextBytes ( bytes ) ; return new IvParameterSpec ( bytes ) ; }
create algorithmparameterspec with the block size .
