2 * Copyright (c) 2014 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.parser.impl.message.update;
10 import com.google.common.base.Preconditions;
11 import io.netty.buffer.ByteBuf;
12 import org.opendaylight.protocol.bgp.parser.spi.NlriSerializer;
13 import org.opendaylight.protocol.util.Ipv4Util;
14 import org.opendaylight.protocol.util.Ipv6Util;
15 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv4.prefixes.destination.ipv4.Ipv4Prefixes;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv6.prefixes.destination.ipv6.Ipv6Prefixes;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv4Case;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv6Case;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.Attributes;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.Attributes2;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpUnreachNlri;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.mp.unreach.nlri.WithdrawnRoutes;
23 import org.opendaylight.yangtools.yang.binding.DataObject;
25 public class WithdrawnRoutesSerializer implements NlriSerializer {
28 public void serializeAttribute(final DataObject attribute, final ByteBuf byteAggregator) {
29 Preconditions.checkArgument(attribute instanceof Attributes, "Attribute parameter is not a PathAttribute object.");
30 final Attributes2 pathAttributes2 = ((Attributes) attribute).getAugmentation(Attributes2.class);
31 if (pathAttributes2 == null) {
34 final MpUnreachNlri mpUnreachNlri = pathAttributes2.getMpUnreachNlri();
35 if (mpUnreachNlri == null) {
38 final WithdrawnRoutes routes = mpUnreachNlri.getWithdrawnRoutes();
40 if (routes.getDestinationType() instanceof DestinationIpv4Case) {
41 final DestinationIpv4Case destinationIpv4Case = (DestinationIpv4Case)routes.getDestinationType();
42 if (destinationIpv4Case.getDestinationIpv4().getIpv4Prefixes() != null) {
43 for (final Ipv4Prefixes ipv4Prefix : destinationIpv4Case.getDestinationIpv4().getIpv4Prefixes()) {
44 byteAggregator.writeBytes(Ipv4Util.bytesForPrefixBegin(ipv4Prefix.getPrefix()));
47 } else if (routes.getDestinationType() instanceof DestinationIpv6Case) {
48 final DestinationIpv6Case destinationIpv6Case = (DestinationIpv6Case) routes.getDestinationType();
49 if (destinationIpv6Case.getDestinationIpv6().getIpv6Prefixes() != null) {
50 for (final Ipv6Prefixes ipv6Prefix : destinationIpv6Case.getDestinationIpv6().getIpv6Prefixes()) {
51 byteAggregator.writeBytes(Ipv6Util.bytesForPrefixBegin(ipv6Prefix.getPrefix()));