}
private void setInvalidClient(PersistenceDelegator pd) throws NoSuchFieldException, SecurityException
{
Map<String, Client> clientMap = new HashMap<String, Client>();
clientMap.put(persistenceUnit, new CoreTestClientNoGenerator(null, persistenceUnit, kunderaMetadata));
PropertyAccessorHelper.set(pd, pd.getClass().getDeclaredField("clientMap"), clientMap);
}