code: public void import_admin_device(final DeviceProxy deviceProxy, final String origin)
              	    throws DevFailed {
          checkIfTango(deviceProxy, origin);
  
          build_connection(deviceProxy);
  
          // Get connection on administration device
          if (deviceProxy.getAdm_dev() == null) {
              deviceProxy.setAdm_dev(DeviceProxyFactory.get(
                      adm_name(deviceProxy), deviceProxy.getUrl().getTangoHost()));
          }
      }
docs: ===================================================================