-import org.opendaylight.controller.sal.binding.api.data.RuntimeDataProvider
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.network.topology.Topology
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.network.topology.topology.Node
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.network.topology.topology.node.TerminationPoint
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.network.topology.topology.Link
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.network.topology.TopologyKey
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.NetworkTopology
-import org.opendaylight.controller.md.compatibility.topology.TopologyMapping
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.network.topology.topology.LinkBuilder
-
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.network.topology.TopologyBuilder
-import java.util.ArrayList
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.network.topology.topology.NodeBuilder
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.network.topology.topology.NodeKey
-import org.opendaylight.controller.sal.core.NodeConnector
-import org.opendaylight.controller.sal.topology.TopoEdgeUpdate
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.TopologyId
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.network.topology.topology.node.TerminationPointBuilder
-import org.opendaylight.controller.sal.core.Edge
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.link.attributes.SourceBuilder
-import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev130712.link.attributes.DestinationBuilder