List logs = CurrentDetails.getCreationEvent().collectFromLogs(null);
List logs = CurrentDetails.getCreationEvent().collectLogs(null);
    public void testSaveSimpleObject() throws Exception    {        Pixels p = ObjectFactory.createPixelGraph(null);        p = (Pixels) iUpdate.saveAndReturnObject(p);         flush();        List logs = CurrentDetails.getCreationEvent().collectFromLogs(null);        assertTrue(logs.size() > 0);        Pixels check = (Pixels) iQuery.queryUnique(                "select p from Pixels p " +                " left outer join fetch p.acquisitionContext " +                " left outer join fetch p.channels " +                "  where p.id = ?",new Object[]{p.getId()});                        assertTrue("channel ids differ",equalCollections(p.getChannels(),check.getChannels()));        assertTrue("acq ctx differ",                p.getAcquisitionContext().getId().equals(                        check.getAcquisitionContext().getId()));    }