2 * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
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
9 package org.opendaylight.protocol.bgp.linkstate.impl.nlri;
11 import io.netty.buffer.ByteBuf;
13 import org.opendaylight.protocol.bgp.linkstate.impl.tlvs.MultiTopoIdTlvParser;
14 import org.opendaylight.protocol.bgp.linkstate.impl.tlvs.OspfRouteTlvParser;
15 import org.opendaylight.protocol.bgp.linkstate.impl.tlvs.ReachTlvParser;
16 import org.opendaylight.protocol.bgp.linkstate.spi.AbstractNlriTypeCodec;
17 import org.opendaylight.protocol.bgp.linkstate.spi.pojo.SimpleNlriTypeRegistry;
18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.NodeIdentifier;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.OspfRouteType;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.TopologyIdentifier;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.ObjectType;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.object.type.PrefixCase;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.object.type.PrefixCaseBuilder;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.object.type.prefix._case.AdvertisingNodeDescriptors;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.object.type.prefix._case.AdvertisingNodeDescriptorsBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.object.type.prefix._case.PrefixDescriptors;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev180329.linkstate.object.type.prefix._case.PrefixDescriptorsBuilder;
29 import org.opendaylight.yangtools.yang.common.QName;
30 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
32 abstract class AbstractPrefixNlriParser extends AbstractNlriTypeCodec {
34 protected final ObjectType parseObjectType(final ByteBuf buffer) {
35 final NodeIdentifier oType = SimpleNlriTypeRegistry.getInstance().parseTlv(buffer);
36 final PrefixCaseBuilder builder = new PrefixCaseBuilder();
37 builder.setAdvertisingNodeDescriptors(new AdvertisingNodeDescriptorsBuilder(oType).build());
38 builder.setPrefixDescriptors(parsePrefixDescriptor(buffer));
39 return builder.build();
43 protected final void serializeObjectType(final ObjectType objectType, final ByteBuf buffer) {
44 final PrefixCase prefix = (PrefixCase) objectType;
45 SimpleNlriTypeRegistry.getInstance().serializeTlv(AdvertisingNodeDescriptors.QNAME, prefix.getAdvertisingNodeDescriptors(), buffer);
46 serializePrefixDescriptor(prefix.getPrefixDescriptors(), buffer);
49 private static PrefixDescriptors parsePrefixDescriptor(final ByteBuf buffer) {
50 final Map<QName, Object> tlvs = SimpleNlriTypeRegistry.getInstance().parseSubTlvs(buffer);
51 final PrefixDescriptorsBuilder builder = new PrefixDescriptorsBuilder();
52 builder.setMultiTopologyId((TopologyIdentifier) tlvs.get(MultiTopoIdTlvParser.MULTI_TOPOLOGY_ID_QNAME));
53 builder.setOspfRouteType((OspfRouteType) tlvs.get(OspfRouteTlvParser.OSPF_ROUTE_TYPE_QNAME));
54 builder.setIpReachabilityInformation((IpPrefix) tlvs.get(ReachTlvParser.IP_REACHABILITY_QNAME));
55 return builder.build();
58 private static void serializePrefixDescriptor(final PrefixDescriptors tlv, final ByteBuf buffer) {
59 final SimpleNlriTypeRegistry reg = SimpleNlriTypeRegistry.getInstance();
60 reg.serializeTlv(MultiTopoIdTlvParser.MULTI_TOPOLOGY_ID_QNAME, tlv.getMultiTopologyId(), buffer);
61 reg.serializeTlv(OspfRouteTlvParser.OSPF_ROUTE_TYPE_QNAME, tlv.getOspfRouteType(), buffer);
62 reg.serializeTlv(ReachTlvParser.IP_REACHABILITY_QNAME, tlv.getIpReachabilityInformation(), buffer);
65 static PrefixDescriptors serializePrefixDescriptors(final ContainerNode prefixDesc) {
66 final PrefixDescriptorsBuilder prefixDescBuilder = new PrefixDescriptorsBuilder();
67 prefixDescBuilder.setMultiTopologyId(MultiTopoIdTlvParser.serializeModel(prefixDesc));
68 prefixDescBuilder.setOspfRouteType(OspfRouteTlvParser.serializeModel(prefixDesc));
69 prefixDescBuilder.setIpReachabilityInformation(ReachTlvParser.serializeModel(prefixDesc));
70 return prefixDescBuilder.build();