if (item == null)
return null;
int offset = entityType.getId().getKeyCount();
Entity entity = item.getEntity();
/* XXX: jpa/0s2c
if (entityType.getDiscriminator() != null) {
// jpa/0l47
offset++;
}
*/
_index = entity.__caucho_load(aConn, rs, index + offset);
item.setNumberOfLoadingColumns(_index);
return item;
}