hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/reconciliation/configuration/SwitchConfigOperationalChangeGetter.java

   1 /*
   2  * Copyright © 2016, 2017 Ericsson India Global Services Pvt Ltd. 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.ovsdb.hwvtepsouthbound.reconciliation.configuration;
   9
  10 import java.util.Collections;
  11 import java.util.HashMap;
  12 import java.util.Map;
  13 import org.opendaylight.mdsal.binding.api.DataTreeModification;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalPortAugmentation;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalPortAugmentationBuilder;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.PhysicalSwitchAugmentation;
  17 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  18 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  20 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  22 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  23
  24 public final class SwitchConfigOperationalChangeGetter {
  25     private SwitchConfigOperationalChangeGetter() {
  26     }
  27
  28     public static DataTreeModification<Node> getModification(final InstanceIdentifier<Node> psNodeId,
  29                                                              final Node configNode, final Node operationalNode) {
  30
  31         NodeBuilder newNodeBuilder = getNodeBuilderFromNode(configNode);
  32         NodeBuilder oldNodeBuilder = getNodeBuilderFromNode(operationalNode);
  33
  34         Map<TerminationPointKey, TerminationPoint> tpList = getPorts(configNode);
  35         if (tpList.size() > 0) {
  36             newNodeBuilder.setTerminationPoint(tpList);
  37         }
  38
  39         tpList = getPorts(operationalNode);
  40         if (tpList.size() > 0) {
  41             oldNodeBuilder.setTerminationPoint(tpList);
  42         }
  43
  44         return new DataTreeModificationImpl<>(psNodeId, newNodeBuilder.build(), oldNodeBuilder.build());
  45     }
  46
  47     static NodeBuilder getNodeBuilderFromNode(final Node node) {
  48         NodeBuilder newNodeBuilder;
  49         if (node != null) {
  50             newNodeBuilder = new NodeBuilder(node);
  51             newNodeBuilder.removeAugmentation(PhysicalSwitchAugmentation.class);
  52         } else {
  53             newNodeBuilder = new NodeBuilder();
  54         }
  55         newNodeBuilder.setTerminationPoint(Collections.emptyMap());
  56
  57         return newNodeBuilder;
  58     }
  59
  60     static Map<TerminationPointKey, TerminationPoint> getPorts(final Node node) {
  61         if (node == null) {
  62             return Collections.emptyMap();
  63         }
  64         final Map<TerminationPointKey, TerminationPoint> tps = node.getTerminationPoint();
  65         if (tps == null) {
  66             return Collections.emptyMap();
  67         }
  68
  69         final Map<TerminationPointKey, TerminationPoint> result = new HashMap<>();
  70         for (TerminationPoint tp : node.getTerminationPoint().values()) {
  71             TerminationPointBuilder terminationPointBuilder = new TerminationPointBuilder(tp);
  72             terminationPointBuilder.removeAugmentation(HwvtepPhysicalPortAugmentation.class);
  73
  74             HwvtepPhysicalPortAugmentation augmentation = tp.augmentation(HwvtepPhysicalPortAugmentation.class);
  75             HwvtepPhysicalPortAugmentationBuilder builder = new HwvtepPhysicalPortAugmentationBuilder();
  76             if (augmentation != null) {
  77                 builder = new HwvtepPhysicalPortAugmentationBuilder(augmentation);
  78             }
  79
  80             if (augmentation != null && augmentation.getVlanBindings() != null
  81                     && !augmentation.getVlanBindings().isEmpty()) {
  82                 builder.setVlanBindings(augmentation.getVlanBindings());
  83                 terminationPointBuilder.addAugmentation(HwvtepPhysicalPortAugmentation.class, builder.build());
  84
  85                 final TerminationPoint newTp = terminationPointBuilder.build();
  86                 result.put(newTp.key(), newTp);
  87             }
  88         }
  89         return result;
  90     }
  91 }