import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey
import org.opendaylight.yangtools.yang.binding.DataObject
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey
import org.opendaylight.yangtools.yang.binding.DataObject
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier