private ServiceItem saveAndGetServiceItem(
     String serviceItemName, String amount, int expectedCount) throws DuplicateKeyException {
   ServiceItem si = getServiceItem(serviceItemName, amount);
   hibernateServiceItemDao.saveServiceItem(si);
   assertEquals(1, hibernateServiceItemDao.getServiceItemCount());
   return si;
 }
 private void assertDatabaseEmpty() {
   assertEquals(0, hibernateTargetDao.getTargetCount());
   assertEquals(0, hibernateAccountDao.getAllAcounts().size());
   assertEquals(0, hibernateServiceItemDao.getAllServiceItems().size());
   assertEquals(0, hibernateTargetServiceItemDao.getAllTargetServiceItems().size());
 }