@Override
    public byte[] encryptDeterministically(byte[] plaintext, byte[] aad)
        throws GeneralSecurityException {
      throw new GeneralSecurityException("dummy deterministic encrypt");
    }
A dummy Deterministic Aead-implementation that just throws exception.
java_src/src/test/java/com/google/crypto/tink/hybrid/subtle/AeadOrDaeadTest.java