public void checkUpdateDifferentObject(ExtObjectContainer oc) throws Exception {

    ObjectSet result = oc.query(SimpleObject.class);
    Assert.areEqual(COUNT, result.size());
    while (result.hasNext()) {
      SimpleObject o = (SimpleObject) result.next();
      int i = o.getI();
      if (i >= COUNT) {
        i -= COUNT;
      }
      Assert.areEqual(testString + i, o.getS());
    }
  }