org.opendaylight.protocol.bgp.inet.IPv6RIBSupport Maven / Gradle / Ivy

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BGP IPv4/6 Support
There is a newer version: 0.22.6
/*
 * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */
package org.opendaylight.protocol.bgp.inet;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
import org.opendaylight.protocol.bgp.parser.spi.PathIdUtil;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.bgp.rib.rib.loc.rib.tables.routes.Ipv6RoutesCase;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.DestinationIpv6;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.DestinationIpv6Builder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.destination.ipv6.Ipv6Prefixes;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.destination.ipv6.Ipv6PrefixesBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.routes.Ipv6Routes;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.routes.ipv6.routes.Ipv6Route;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv6CaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.destination.DestinationType;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Ipv6AddressFamily;
import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodes;

/**
 * Class supporting IPv6 unicast RIBs.
 */
final class IPv6RIBSupport extends AbstractIPRibSupport {
    IPv6RIBSupport(final BindingNormalizedNodeSerializer mappingService) {
        super(mappingService,
                org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.Ipv6Prefix.class,
                Ipv6AddressFamily.class,
                Ipv6RoutesCase.class,
                Ipv6Routes.class,
                Ipv6Route.class,
                DestinationIpv6.QNAME, Ipv6Prefixes.QNAME);
    }

    @Override
    protected DestinationType buildDestination(final Collection routes) {
        return new DestinationIpv6CaseBuilder().setDestinationIpv6(new DestinationIpv6Builder()
                .setIpv6Prefixes(extractPrefixes(routes)).build()).build();
    }

    @Override
    protected DestinationType buildWithdrawnDestination(final Collection routes) {
        return new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.update
                .attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv6CaseBuilder()
                .setDestinationIpv6(new DestinationIpv6Builder().setIpv6Prefixes(extractPrefixes(routes))
                        .build()).build();
    }

    private List extractPrefixes(final Collection routes) {
        final List prefs = new ArrayList<>(routes.size());
        for (final MapEntryNode route : routes) {
            final String prefix = (String) NormalizedNodes.findNode(route, routePrefixIdentifier()).get().body();
            prefs.add(new Ipv6PrefixesBuilder().setPathId(PathIdUtil.buildPathId(route, routePathIdNid()))
                    .setPrefix(new Ipv6Prefix(prefix)).build());
        }
        return prefs;
    }
}