opendaylight/md-sal/compatibility/sal-compatibility/src/main/java/org/opendaylight/controller/sal/compatibility/topology/TopologyMapping.xtend

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.sal.compatibility.topology
   9
  10 import com.google.common.collect.FluentIterable
  11 import java.util.List
  12 import java.util.concurrent.CopyOnWriteArrayList
  13 import org.opendaylight.controller.md.sal.binding.util.TypeSafeDataReader
  14 import org.opendaylight.controller.sal.core.ConstructionException
  15 import org.opendaylight.controller.sal.core.Edge
  16 import org.opendaylight.controller.sal.core.Node
  17 import org.opendaylight.controller.sal.core.NodeConnector
  18 import org.opendaylight.controller.sal.core.UpdateType
  19 import org.opendaylight.controller.sal.topology.TopoEdgeUpdate
  20 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId
  21 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId
  22 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology
  23 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Link
  24 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier
  25 import org.slf4j.LoggerFactory
  26
  27 import static com.google.common.base.Preconditions.*
  28
  29 import static extension org.opendaylight.controller.sal.compatibility.NodeMapping.*
  30
  31 class TopologyMapping {
  32     private static val LOG = LoggerFactory.getLogger(TopologyMapping);
  33     private new() {
  34         throw new UnsupportedOperationException("Utility class. Instantiation is not allowed.");
  35     }
  36
  37     public static def toADEdgeUpdates(Topology topology,TypeSafeDataReader reader) {
  38         val List<TopoEdgeUpdate> result = new CopyOnWriteArrayList<TopoEdgeUpdate>()
  39         return FluentIterable.from(topology.link).transform[toAdEdge(topology).toTopoEdgeUpdate(reader)].copyInto(result)
  40     }
  41
  42     public static def toAdEdge(Link link,Topology topology) {
  43         val adSrc = link.source.sourceTp.toADNodeConnector(link.source.sourceNode)
  44         val adDst = link.destination.destTp.toADNodeConnector(link.destination.destNode)
  45         return new Edge(adSrc,adDst);
  46     }
  47
  48     public static def toTopoEdgeUpdate(Edge e,TypeSafeDataReader reader) {
  49         return toTopoEdgeUpdate(e,UpdateType.ADDED,reader)
  50     }
  51
  52     public static def toTopoEdgeUpdate(Edge e,UpdateType type,TypeSafeDataReader reader) {
  53         return new TopoEdgeUpdate(e,e.toAdEdgeProperties(reader),type)
  54     }
  55
  56     public static def toAdEdgeProperties(Edge e,TypeSafeDataReader reader) {
  57         val ncref = e.tailNodeConnector.toNodeConnectorRef
  58         if(ncref == null) {
  59             LOG.debug("Edge {} ncref {}",e,ncref)
  60             return null;
  61         }
  62         val ncInstanceId = (ncref.value as InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector>)
  63         if(ncInstanceId == null) {
  64             LOG.debug("Edge {} ncref {}",e,ncref)
  65             return null;
  66         }
  67         val nc = reader.readOperationalData(ncInstanceId)
  68         if(nc == null) {
  69             return null;
  70         }
  71         return nc.toADNodeConnectorProperties
  72     }
  73
  74     public static def toADNodeId(NodeId nodeId) {
  75         checkNotNull(nodeId);
  76         return nodeId.value
  77     }
  78     public static def toADNodeConnector(TpId source,NodeId nodeId) throws ConstructionException {
  79         checkNotNull(source);
  80         return new NodeConnector(MD_SAL_TYPE,source.toADNodeConnectorId,nodeId.toADNode)
  81     }
  82
  83     public static def toADNodeConnectorId(TpId nodeConnectorId) {
  84         return nodeConnectorId.value
  85     }
  86
  87     public static def toADNode(NodeId nodeId) {
  88         checkNotNull(nodeId);
  89         return new Node(MD_SAL_TYPE,nodeId.toADNodeId);
  90     }
  91 }