class ClientHelper {

    public String computeSpaceId(String orgName, String spaceName) {
        CloudSpace space = client.getSpace(orgName, spaceName, false);
        if (space != null) {
            return space.getMetadata()
                        .getGuid()
                        .toString();
        }
        return null;
    }

    public  ClientHelper(CloudControllerClient client);

}