@Override
    public void removeNetwork(String networkId) {
        checkArgument(!Strings.isNullOrEmpty(networkId), ERR_NULL_NETWORK_ID);

        synchronized (this) {
//            if (isNetworkInUse(networkId)) {
//                final String error = String.format(MSG_NETWORK, networkId, ERR_IN_USE);
//                throw new IllegalStateException(error);
//            }
            KubevirtNetwork network = networkStore.removeNetwork(networkId);

            if (network != null) {
                log.info(String.format(MSG_NETWORK, network.name(), MSG_REMOVED));
            }
        }
    }
@Test(expected = IllegalArgumentException.class)
    public void testRemoveNetworkWithNull() {
        target.removeNetwork(null);
    }