BUG-1089: use a string constant for "::::"
[controller.git] / opendaylight / md-sal / compatibility / inventory-topology-compatibility / src / main / java / org / opendaylight / controller / md / compatibility / topology / TopologyMapping.java
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.md.compatibility.topology;
9
10 import java.util.Iterator;
11
12 import org.opendaylight.controller.sal.compatibility.InventoryMapping;
13 import org.opendaylight.controller.sal.core.ConstructionException;
14 import org.opendaylight.controller.sal.core.Edge;
15 import org.opendaylight.controller.sal.core.NodeConnector;
16 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.LinkId;
17 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
18 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
19 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
20 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
21 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Link;
22 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.LinkKey;
23 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
24 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
27 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
28 import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
29
30 import com.google.common.base.Splitter;
31
32 public class TopologyMapping {
33     private static final String HEAD_TAIL_STRING = "::::";
34     private static final Splitter HEAD_TAIL_SPLITTER = Splitter.on(HEAD_TAIL_STRING);
35
36     public TopologyMapping(final TopologyKey path, final InstanceIdentifier<Topology> key) {
37         // No-op for now. Multi-instance will require fixing InventoryMapping first.
38     }
39
40     public Edge toAdTopologyEdge(final InstanceIdentifier<Link> identifier) throws ConstructionException {
41         @SuppressWarnings("unchecked")
42         final LinkKey linkKey = ((KeyedInstanceIdentifier<Link, LinkKey>)identifier).getKey();
43
44         final Iterator<String> it = HEAD_TAIL_SPLITTER.split(linkKey.getLinkId().getValue()).iterator();
45         final NodeConnector tail = InventoryMapping.nodeConnectorFromId(it.next());
46         final NodeConnector head = InventoryMapping.nodeConnectorFromId(it.next());
47         return new Edge(tail, head);
48     }
49
50     public NodeConnector toAdTopologyNodeConnector(final InstanceIdentifier<TerminationPoint> identifier) {
51         @SuppressWarnings("unchecked")
52         final TerminationPointKey tpKey = ((KeyedInstanceIdentifier<TerminationPoint, TerminationPointKey>)identifier).getKey();
53
54         return InventoryMapping.nodeConnectorFromId(tpKey.getTpId().getValue());
55     }
56
57     public org.opendaylight.controller.sal.core.Node toAdTopologyNode(final InstanceIdentifier<Node> identifier) {
58         @SuppressWarnings("unchecked")
59         final NodeKey nodeKey = ((KeyedInstanceIdentifier<Node, NodeKey>)identifier).getKey();
60
61         return InventoryMapping.nodeFromNodeId(nodeKey.getNodeId().getValue());
62     }
63
64     public NodeKey toTopologyNodeKey(final org.opendaylight.controller.sal.core.Node node) {
65         return new NodeKey(new NodeId(InventoryMapping.toNodeId(node)));
66     }
67
68     public TerminationPointKey toTopologyTerminationPointKey(final NodeConnector nc) {
69         return new TerminationPointKey(new TpId(InventoryMapping.toNodeConnectorId(nc)));
70     }
71
72     public LinkKey toTopologyLinkKey(final Edge edge) {
73         final TerminationPointKey sourceTp = toTopologyTerminationPointKey(edge.getTailNodeConnector());
74         final TerminationPointKey destTp = toTopologyTerminationPointKey(edge.getHeadNodeConnector());
75
76         final StringBuilder sb = new StringBuilder();
77         sb.append(sourceTp.getTpId().toString());
78         sb.append(HEAD_TAIL_STRING);
79         sb.append(destTp.getTpId().toString());
80         return new LinkKey(new LinkId(sb.toString()));
81     }
82 }

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