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