Fix EffectiveRibInWriter.writeTable()
[bgpcep.git] / bgp / extensions / l3vpn / src / main / java / org / opendaylight / protocol / bgp / l3vpn / unicast / ipv6 / VpnIpv6RIBSupport.java
1 /*
2  * Copyright (c) 2016 Brocade Communications 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.l3vpn.unicast.ipv6;
9
10 import static com.google.common.base.Verify.verify;
11
12 import java.util.Collections;
13 import java.util.List;
14 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
15 import org.opendaylight.protocol.bgp.l3vpn.unicast.AbstractVpnRIBSupport;
16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.destination.DestinationType;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Routes;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.Ipv6AddressFamily;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329.bgp.rib.rib.loc.rib.tables.routes.VpnIpv6RoutesCase;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329.bgp.rib.rib.loc.rib.tables.routes.VpnIpv6RoutesCaseBuilder;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329.l3vpn.ipv6.destination.VpnIpv6Destination;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329.l3vpn.ipv6.destination.VpnIpv6DestinationBuilder;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329.l3vpn.ipv6.routes.VpnIpv6Routes;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329.l3vpn.ipv6.routes.VpnIpv6RoutesBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.rev180329.l3vpn.ip.destination.type.VpnDestination;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.rev180329.l3vpn.ip.route.VpnRoute;
29
30 public final class VpnIpv6RIBSupport extends AbstractVpnRIBSupport<VpnIpv6RoutesCase, VpnIpv6Routes> {
31     private static final VpnIpv6Routes EMPTY_CONTAINER
32             = new VpnIpv6RoutesBuilder().setVpnRoute(Collections.emptyList()).build();
33     private static final VpnIpv6RoutesCase EMPTY_CASE
34             = new VpnIpv6RoutesCaseBuilder().setVpnIpv6Routes(EMPTY_CONTAINER).build();
35     private static VpnIpv6RIBSupport SINGLETON;
36
37     /**
38      * Default constructor. Requires the QName of the container augmented under the routes choice
39      * node in instantiations of the rib grouping. It is assumed that this container is defined by
40      * the same model which populates it with route grouping instantiation, and by extension with
41      * the route attributes container.
42      */
43     private VpnIpv6RIBSupport(final BindingNormalizedNodeSerializer mappingService) {
44         super(mappingService,
45                 VpnIpv6RoutesCase.class,
46                 VpnIpv6Routes.class,
47                 Ipv6AddressFamily.class,
48                 VpnIpv6Destination.QNAME);
49     }
50
51     public static synchronized VpnIpv6RIBSupport getInstance(final BindingNormalizedNodeSerializer mappingService) {
52         if (SINGLETON == null) {
53             SINGLETON = new VpnIpv6RIBSupport(mappingService);
54         }
55         return SINGLETON;
56     }
57
58     @Override
59     protected IpPrefix createPrefix(final String prefix) {
60         return new IpPrefix(new Ipv6Prefix(prefix));
61     }
62
63     @Override
64     protected DestinationType getAdvertisedDestinationType(final List<VpnDestination> dests) {
65         return new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329.update
66                 .attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationVpnIpv6CaseBuilder()
67                 .setVpnIpv6Destination(new VpnIpv6DestinationBuilder().setVpnDestination(dests).build()).build();
68     }
69
70     @Override
71     protected DestinationType getWithdrawnDestinationType(final List<VpnDestination> dests) {
72         return new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329.update
73                 .attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationVpnIpv6CaseBuilder()
74                 .setVpnIpv6Destination(new VpnIpv6DestinationBuilder().setVpnDestination(dests).build()).build();
75     }
76
77     @Override
78     public VpnIpv6RoutesCase emptyRoutesCase() {
79         return EMPTY_CASE;
80     }
81
82     @Override
83     public VpnIpv6Routes emptyRoutesContainer() {
84         return EMPTY_CONTAINER;
85     }
86
87     @Override
88     public List<VpnRoute> extractAdjRibInRoutes(Routes routes) {
89         verify(routes instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329
90             .bgp.rib.rib.peer.adj.rib.in.tables.routes.VpnIpv6RoutesCase, "Unrecognized routes %s", routes);
91         return ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329
92                 .bgp.rib.rib.peer.adj.rib.in.tables.routes.VpnIpv6RoutesCase) routes).getVpnIpv6Routes()
93                 .nonnullVpnRoute();
94     }
95 }