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/*
* 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.flowspec;
import static java.util.Objects.requireNonNull;
import com.google.common.collect.Iterables;
import java.util.Collection;
import java.util.Collections;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
import org.opendaylight.protocol.bgp.parser.spi.PathIdUtil;
import org.opendaylight.protocol.bgp.rib.spi.AbstractRIBSupport;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.PathId;
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.rib.rev180329.Route;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Routes;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.AddressFamily;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.SubsequentAddressFamily;
import org.opendaylight.yangtools.binding.ChildOf;
import org.opendaylight.yangtools.binding.DataObject;
import org.opendaylight.yangtools.binding.EntryObject;
import org.opendaylight.yangtools.binding.data.codec.api.BindingNormalizedNodeSerializer;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
public abstract class AbstractFlowspecRIBSupport<
T extends AbstractFlowspecNlriParser,
C extends Routes & DataObject,
S extends ChildOf,
R extends Route & ChildOf & EntryObject> extends AbstractRIBSupport {
protected final @NonNull T nlriParser;
protected AbstractFlowspecRIBSupport(
final BindingNormalizedNodeSerializer mappingService,
final Class cazeClass, final QName cazeQName,
final Class containerClass, final QName containerQName,
final Class listClass, final QName listQName,
final AddressFamily afi, final QName afiQName,
final SubsequentAddressFamily safi, final QName safiQName,
final QName dstContainerClassQName,
final T nlriParser) {
super(mappingService, cazeClass, cazeQName, containerClass, containerQName, listClass, listQName, afi, afiQName,
safi, safiQName, dstContainerClassQName);
this.nlriParser = requireNonNull(nlriParser);
}
@Override
protected final DestinationType buildDestination(final Collection routes) {
final var route = Iterables.getOnlyElement(routes);
return buildDestination(route, PathIdUtil.buildPathId(route, routePathIdNid()));
}
protected abstract @NonNull DestinationType buildDestination(MapEntryNode route, @Nullable PathId pathId);
@Override
protected final DestinationType buildWithdrawnDestination(final Collection routes) {
final var route = Iterables.getOnlyElement(routes);
return buildWithdrawnDestination(route, PathIdUtil.buildPathId(route, routePathIdNid()));
}
protected abstract @NonNull DestinationType buildWithdrawnDestination(MapEntryNode route, @Nullable PathId pathId);
@Override
protected final Collection processDestination(
final DOMDataTreeWriteTransaction tx,
final YangInstanceIdentifier routesPath,
final ContainerNode destination,
final ContainerNode attributes,
final ApplyRoute function
) {
if (destination == null) {
return Collections.emptyList();
}
final var routeKey = PathIdUtil.createNidKey(routeQName(), routeKeyTemplate(),
nlriParser.stringNlri(destination), destination.findChildByArg(routePathIdNid()));
function.apply(tx, routesYangInstanceIdentifier(routesPath), routeKey, destination, attributes);
return Collections.singletonList(routeKey);
}
}
