@Override
    public void putTaskConfigs(String connName, List<Map<String, String>> configs, Callback<Void> callback, InternalRequestSignature requestSignature) {
        throw new UnsupportedOperationException("Kafka Connect in standalone mode does not support externally setting task configurations.");
    }
@Test
    public void testPutTaskConfigs() {
        initialize(false);
        Callback<Void> cb = mock(Callback.class);

        assertThrows(UnsupportedOperationException.class, () -> herder.putTaskConfigs(CONNECTOR_NAME,
            singletonList(singletonMap("config", "value")), cb, null));
    }