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.Collections
  12 import java.util.List
  13 import java.util.concurrent.CopyOnWriteArrayList
  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
  25 import static com.google.common.base.Preconditions.*
  26 import static extension org.opendaylight.controller.sal.compatibility.NodeMapping.*
  27 import org.opendaylight.controller.md.sal.binding.util.TypeSafeDataReader
  28 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector
  30 import org.slf4j.LoggerFactory
  31
  32 class TopologyMapping {
  33     private static val LOG = LoggerFactory.getLogger(TopologyMapping);
  34     private new() {
  35         throw new UnsupportedOperationException("Utility class. Instantiation is not allowed.");
  36     }
  37
  38     public static def toADEdgeUpdates(Topology topology,TypeSafeDataReader reader) {
  39         val List<TopoEdgeUpdate> result = new CopyOnWriteArrayList<TopoEdgeUpdate>()
  40         return FluentIterable.from(topology.link).transform[toAdEdge(topology).toTopoEdgeUpdate(reader)].copyInto(result)
  41     }
  42
  43     public static def toAdEdge(Link link,Topology topology) {
  44         val adSrc = link.source.sourceTp.toADNodeConnector(link.source.sourceNode)
  45         val adDst = link.destination.destTp.toADNodeConnector(link.destination.destNode)
  46         return new Edge(adSrc,adDst);
  47     }
  48
  49     public static def toTopoEdgeUpdate(Edge e,TypeSafeDataReader reader) {
  50         return toTopoEdgeUpdate(e,UpdateType.ADDED,reader)
  51     }
  52
  53     public static def toTopoEdgeUpdate(Edge e,UpdateType type,TypeSafeDataReader reader) {
  54         return new TopoEdgeUpdate(e,e.toAdEdgeProperties(reader),type)
  55     }
  56
  57     public static def toAdEdgeProperties(Edge e,TypeSafeDataReader reader) {
  58         val ncref = e.tailNodeConnector.toNodeConnectorRef
  59         if(ncref == null) {
  60             LOG.debug("Edge {} ncref {}",e,ncref)
  61             return null;
  62         }
  63         val ncInstanceId = (ncref.value as InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector>)
  64         if(ncInstanceId == null) {
  65             LOG.debug("Edge {} ncref {}",e,ncref)
  66             return null;
  67         }
  68         val nc = reader.readOperationalData(ncInstanceId)
  69         if(nc == null) {
  70             return null;
  71         }
  72         return nc.toADNodeConnectorProperties
  73     }
  74
  75     public static def toADNodeId(NodeId nodeId) {
  76         checkNotNull(nodeId);
  77         return nodeId.value
  78     }
  79     public static def toADNodeConnector(TpId source,NodeId nodeId) throws ConstructionException {
  80         checkNotNull(source);
  81         return new NodeConnector(MD_SAL_TYPE,source.toADNodeConnectorId,nodeId.toADNode)
  82     }
  83
  84     public static def toADNodeConnectorId(TpId nodeConnectorId) {
  85         return nodeConnectorId.value
  86     }
  87
  88     public static def toADNode(NodeId nodeId) {
  89         checkNotNull(nodeId);
  90         return new Node(MD_SAL_TYPE,nodeId.toADNodeId);
  91     }
  92 }