public void setup() {
    super.setup();
    initialUpdateFlag =
        getSession()
            .getDescriptor(Employee.class)
            .getCacheInvalidationPolicy()
            .shouldUpdateReadTimeOnUpdate();
    getSession()
        .getDescriptor(Employee.class)
        .getCacheInvalidationPolicy()
        .setShouldUpdateReadTimeOnUpdate(updateChangeFlag);

    getSession().readAllObjects(Employee.class);
  }