public static boolean hasIllegalNodeAddress(List<RemoteInstance> remoteInstances) {
        if (CollectionUtils.isEmpty(remoteInstances)) {
            return false;
        }
        Set<String> remoteAddressSet = remoteInstances.stream().map(remoteInstance ->
                remoteInstance.getAddress().getHost()).collect(Collectors.toSet());
        return !Sets.intersection(ILLEGAL_NODE_ADDRESS_IN_CLUSTER_MODE, remoteAddressSet).isEmpty();
    }
@Test
    public void hasIllegalNodeAddressFalse() {
        List<RemoteInstance> remoteInstances = new ArrayList<>();
        remoteInstances.add(new RemoteInstance(new Address("123.23.4.2", 8899, true)));
        boolean flag = OAPNodeChecker.hasIllegalNodeAddress(remoteInstances);
        Assertions.assertFalse(flag);
    }