private void initWithKey(byte[] key) throws SymmetricKeyException {
        if (key == null)
            throw new SymmetricKeyException("Key cannot be null");
        if (key.length != KEY_SIZE)
            throw new SymmetricKeyException("Key size is not " + KEY_SIZE + "bytes");
        keyData = key;
    }
private void initWithKey ( byte [ ] key ) throws SymmetricKeyException { if ( key == null ) throw new SymmetricKeyException ( "Key cannot be null" ) ; if ( key . length != KEY_SIZE ) throw new SymmetricKeyException ( "Key size is not " + KEY_SIZE + "bytes" ) ; keyData = key ; }
Initialize the object with a raw key of 32 bytes size.
@param key 32 bytes raw key
@throws SymmetricKeyException