Currently, the mapper will choice wuobject if it exists. However, if we have two devices matched by the locationtree, the mapper might select the device with virtual wuclass if its node_id is smaller. We should change the mapper to sort all candidates.
Currently, the mapper will choice wuobject if it exists. However, if we have two devices matched by the locationtree, the mapper might select the device with virtual wuclass if its node_id is smaller. We should change the mapper to sort all candidates.