2 * Copyright (c) 2015 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
8 package org.opendaylight.protocol.bgp.rib.impl;
10 import static java.util.Objects.requireNonNull;
12 import com.google.common.base.Preconditions;
13 import com.google.common.collect.ImmutableSet;
14 import com.google.common.collect.ImmutableSet.Builder;
16 import org.opendaylight.mdsal.binding.dom.codec.api.BindingCodecTree;
17 import org.opendaylight.mdsal.binding.dom.codec.api.BindingDataObjectCodecTreeNode;
18 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeCachingCodec;
19 import org.opendaylight.protocol.bgp.rib.impl.spi.Codecs;
20 import org.opendaylight.protocol.bgp.rib.spi.RIBSupport;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.ClusterId;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.OriginatorId;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.Update;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.Attributes;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.Aggregator;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.AsPath;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.Communities;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.ExtendedCommunities;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.LocalPref;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.MultiExitDisc;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.Origin;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.UnrecognizedAttributes;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.Attributes1;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.Attributes2;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.update.attributes.MpReachNlri;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.update.attributes.MpUnreachNlri;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.BgpRib;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.Route;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.bgp.rib.Rib;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.bgp.rib.rib.LocRib;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.Tables;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Routes;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.BgpAggregator;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Community;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.ExtendedCommunity;
47 import org.opendaylight.yangtools.yang.binding.BindingObject;
48 import org.opendaylight.yangtools.yang.binding.DataObject;
49 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
50 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
51 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
53 public final class CodecsImpl implements Codecs {
55 private static final Set<Class<? extends DataObject>> ATTRIBUTE_CACHEABLES;
56 private static final InstanceIdentifier<Tables> TABLE_BASE_II = InstanceIdentifier.builder(BgpRib.class)
61 private static final InstanceIdentifier<MpReachNlri> MP_REACH_NLRI_II = InstanceIdentifier.create(Update.class)
62 .child(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path
63 .attributes.Attributes.class)
64 .augmentation(Attributes1.class)
65 .child(MpReachNlri.class);
66 private static final InstanceIdentifier<MpUnreachNlri> MP_UNREACH_NLRI_II = InstanceIdentifier.create(Update.class)
67 .child(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path
68 .attributes.Attributes.class).augmentation(Attributes2.class).child(MpUnreachNlri.class);
71 final Builder<Class<? extends DataObject>> acb = ImmutableSet.builder();
72 acb.add(Aggregator.class);
73 acb.add(BgpAggregator.class);
74 acb.add(AsPath.class);
75 acb.add(ClusterId.class);
76 acb.add(Community.class);
77 acb.add(Communities.class);
78 acb.add(ExtendedCommunity.class);
79 acb.add(ExtendedCommunities.class);
80 acb.add(LocalPref.class);
81 acb.add(MultiExitDisc.class);
82 acb.add(Origin.class);
83 acb.add(OriginatorId.class);
84 acb.add(UnrecognizedAttributes.class);
85 ATTRIBUTE_CACHEABLES = acb.build();
88 private final ImmutableSet<Class<? extends BindingObject>> cacheableAttributes;
89 private BindingNormalizedNodeCachingCodec<Attributes> attributesCodec;
90 private BindingNormalizedNodeCachingCodec<MpReachNlri> reachNlriCodec;
91 private BindingNormalizedNodeCachingCodec<MpUnreachNlri> unreachNlriCodec;
93 private final RIBSupport<?, ?, ?, ?> ribSupport;
95 public CodecsImpl(final RIBSupport<?, ?, ?, ?> ribSupport) {
96 this.ribSupport = requireNonNull(ribSupport);
97 final Builder<Class<? extends BindingObject>> acb = ImmutableSet.builder();
98 acb.addAll(ATTRIBUTE_CACHEABLES);
99 acb.addAll(this.ribSupport.cacheableAttributeObjects());
100 this.cacheableAttributes = acb.build();
104 @SuppressWarnings("unchecked")
105 public void onCodecTreeUpdated(final BindingCodecTree tree) {
107 @SuppressWarnings("rawtypes")
108 final BindingDataObjectCodecTreeNode tableCodecContext = tree.getSubtreeCodec(TABLE_BASE_II);
109 final BindingDataObjectCodecTreeNode<? extends Route> routeListCodec = tableCodecContext
110 .streamChild(Routes.class)
111 .streamChild(this.ribSupport.routesCaseClass())
112 .streamChild(this.ribSupport.routesContainerClass())
113 .streamChild(this.ribSupport.routesListClass());
115 this.attributesCodec = routeListCodec.streamChild(Attributes.class)
116 .createCachingCodec(this.cacheableAttributes);
117 this.reachNlriCodec = tree.getSubtreeCodec(MP_REACH_NLRI_II)
118 .createCachingCodec(this.ribSupport.cacheableNlriObjects());
119 this.unreachNlriCodec = tree.getSubtreeCodec(MP_UNREACH_NLRI_II)
120 .createCachingCodec(this.ribSupport.cacheableNlriObjects());
124 public ContainerNode serializeUnreachNlri(final MpUnreachNlri nlri) {
125 Preconditions.checkState(this.unreachNlriCodec != null, "MpReachNlri codec not available");
126 return (ContainerNode) this.unreachNlriCodec.serialize(nlri);
130 public ContainerNode serializeReachNlri(final MpReachNlri nlri) {
131 Preconditions.checkState(this.reachNlriCodec != null, "MpReachNlri codec not available");
132 return (ContainerNode) this.reachNlriCodec.serialize(nlri);
136 public Attributes deserializeAttributes(final NormalizedNode<?,?> attributes) {
137 Preconditions.checkState(this.attributesCodec != null, "Attributes codec not available");
138 return this.attributesCodec.deserialize(attributes);
142 public ContainerNode serializeAttributes(final Attributes pathAttr) {
143 Preconditions.checkState(this.attributesCodec != null, "Attributes codec not available");
144 final AttributesBuilder a = new AttributesBuilder(pathAttr);
145 a.addAugmentation(Attributes1.class, null);
146 a.addAugmentation(Attributes2.class, null);
147 return (ContainerNode) this.attributesCodec.serialize(a.build());