bgp/extensions/labeled-unicast/src/main/java/org/opendaylight/protocol/bgp/labeled/unicast/LabeledUnicastIpv4RIBSupport.java

   1 /*
   2  * Copyright (c) 2015 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.protocol.bgp.labeled.unicast;
   9
  10 import static com.google.common.base.Verify.verify;
  11
  12 import java.util.Collection;
  13 import java.util.Map;
  14 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
  16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.bgp.rib.rib.loc.rib.tables.routes.LabeledUnicastRoutesCase;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.labeled.unicast.routes.LabeledUnicastRoutes;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.labeled.unicast.routes.LabeledUnicastRoutesBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.labeled.unicast.routes.list.LabeledUnicastRoute;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.labeled.unicast.routes.list.LabeledUnicastRouteKey;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLabeledUnicastCaseBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.destination.labeled.unicast._case.DestinationLabeledUnicast;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.destination.labeled.unicast._case.DestinationLabeledUnicastBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.destination.DestinationType;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Routes;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Ipv4AddressFamily;
  28 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  29 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
  30 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerNode;
  31 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  32
  33 public final class LabeledUnicastIpv4RIBSupport
  34         extends AbstractLabeledUnicastRIBSupport<LabeledUnicastRoutesCase, LabeledUnicastRoutes> {
  35     private static final LabeledUnicastRoutes EMPTY_CONTAINER = new LabeledUnicastRoutesBuilder().build();
  36     private static LabeledUnicastIpv4RIBSupport SINGLETON;
  37
  38     private LabeledUnicastIpv4RIBSupport(final BindingNormalizedNodeSerializer mappingService) {
  39         super(mappingService,
  40                 LabeledUnicastRoutesCase.class,
  41                 LabeledUnicastRoutes.class,
  42                 Ipv4AddressFamily.class,
  43                 DestinationLabeledUnicast.QNAME);
  44     }
  45
  46     static synchronized LabeledUnicastIpv4RIBSupport getInstance(final BindingNormalizedNodeSerializer mappingService) {
  47         if (SINGLETON == null) {
  48             SINGLETON = new LabeledUnicastIpv4RIBSupport(mappingService);
  49         }
  50         return SINGLETON;
  51     }
  52
  53     @Override
  54     protected DestinationType buildDestination(final Collection<MapEntryNode> routes) {
  55         return new DestinationLabeledUnicastCaseBuilder().setDestinationLabeledUnicast(
  56                 new DestinationLabeledUnicastBuilder()
  57                         .setCLabeledUnicastDestination(extractRoutes(routes)).build()).build();
  58     }
  59
  60     @Override
  61     protected DestinationType buildWithdrawnDestination(final Collection<MapEntryNode> routes) {
  62         return new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329
  63                 .update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type
  64                 .DestinationLabeledUnicastCaseBuilder().setDestinationLabeledUnicast(new org.opendaylight.yang.gen.v1
  65                 .urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.update.attributes.mp.unreach.nlri
  66                 .withdrawn.routes.destination.type.destination.labeled.unicast._case.DestinationLabeledUnicastBuilder()
  67                 .setCLabeledUnicastDestination(extractRoutes(routes)).build()).build();
  68     }
  69
  70     @Override
  71     public IpPrefix extractPrefix(
  72             final DataContainerNode<? extends PathArgument> route,
  73             final NodeIdentifier prefixTypeNid) {
  74         if (route.getChild(prefixTypeNid).isPresent()) {
  75             final String prefixType = (String) route.getChild(prefixTypeNid).get().getValue();
  76             return new IpPrefix(new Ipv4Prefix(prefixType));
  77         }
  78         return null;
  79     }
  80
  81     @Override
  82     public LabeledUnicastRoutes emptyRoutesContainer() {
  83         return EMPTY_CONTAINER;
  84     }
  85
  86     @Override
  87     public Map<LabeledUnicastRouteKey, LabeledUnicastRoute> extractAdjRibInRoutes(final Routes routes) {
  88         verify(routes instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast
  89             .rev180329.bgp.rib.rib.peer.adj.rib.in.tables.routes.LabeledUnicastRoutesCase, "Unrecognized routes %s",
  90             routes);
  91         return ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329
  92                 .bgp.rib.rib.peer.adj.rib.in.tables.routes.LabeledUnicastRoutesCase) routes).getLabeledUnicastRoutes()
  93                 .nonnullLabeledUnicastRoute();
  94     }
  95 }