bgp/extensions/flowspec/src/main/java/org/opendaylight/protocol/bgp/flowspec/FlowspecIpv6RIBSupport.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.protocol.bgp.flowspec;
   9
  10 import static com.google.common.base.Verify.verify;
  11
  12 import java.util.Collections;
  13 import java.util.List;
  14 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.FlowspecSubsequentAddressFamily;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.bgp.rib.rib.loc.rib.tables.routes.FlowspecIpv6RoutesCase;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.bgp.rib.rib.loc.rib.tables.routes.FlowspecIpv6RoutesCaseBuilder;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.destination.ipv6.DestinationFlowspecIpv6;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.ipv6.route.FlowspecRoute;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.ipv6.route.FlowspecRouteBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.ipv6.route.FlowspecRouteKey;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.ipv6.routes.FlowspecIpv6Routes;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.ipv6.routes.FlowspecIpv6RoutesBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.PathId;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.Attributes;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Routes;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.Ipv6AddressFamily;
  28
  29 public final class FlowspecIpv6RIBSupport
  30         extends AbstractFlowspecRIBSupport<SimpleFlowspecIpv6NlriParser,
  31         FlowspecIpv6RoutesCase,
  32         FlowspecIpv6Routes,
  33         FlowspecRoute,
  34         FlowspecRouteKey> {
  35     private static final FlowspecIpv6Routes EMPTY_CONTAINER = new FlowspecIpv6RoutesBuilder()
  36             .setFlowspecRoute(Collections.emptyList()).build();
  37     private static final FlowspecIpv6RoutesCase EMPTY_CASE = new FlowspecIpv6RoutesCaseBuilder()
  38             .setFlowspecIpv6Routes(EMPTY_CONTAINER).build();
  39     private static FlowspecIpv6RIBSupport SINGLETON;
  40
  41     private FlowspecIpv6RIBSupport(final SimpleFlowspecExtensionProviderContext context,
  42             final BindingNormalizedNodeSerializer mappingService) {
  43         super(
  44                 mappingService,
  45                 FlowspecIpv6RoutesCase.class,
  46                 FlowspecIpv6Routes.class,
  47                 FlowspecRoute.class,
  48                 Ipv6AddressFamily.class,
  49                 FlowspecSubsequentAddressFamily.class,
  50                 DestinationFlowspecIpv6.QNAME,
  51                 new SimpleFlowspecIpv6NlriParser(context
  52                         .getFlowspecTypeRegistry(SimpleFlowspecExtensionProviderContext.AFI.IPV6,
  53                                 SimpleFlowspecExtensionProviderContext.SAFI.FLOWSPEC))
  54         );
  55     }
  56
  57     static synchronized FlowspecIpv6RIBSupport getInstance(
  58             final SimpleFlowspecExtensionProviderContext context,
  59             final BindingNormalizedNodeSerializer mappingService) {
  60         if (SINGLETON == null) {
  61             SINGLETON = new FlowspecIpv6RIBSupport(context, mappingService);
  62         }
  63         return SINGLETON;
  64     }
  65
  66     @Override
  67     public FlowspecRoute createRoute(final FlowspecRoute route, final FlowspecRouteKey key,
  68             final Attributes attributes) {
  69         final FlowspecRouteBuilder builder;
  70         if (route != null) {
  71             builder = new FlowspecRouteBuilder(route);
  72         } else {
  73             builder = new FlowspecRouteBuilder();
  74         }
  75         return builder.withKey(key).setAttributes(attributes).build();
  76     }
  77
  78     @Override
  79     public FlowspecIpv6RoutesCase emptyRoutesCase() {
  80         return EMPTY_CASE;
  81     }
  82
  83     @Override
  84     public FlowspecIpv6Routes emptyRoutesContainer() {
  85         return EMPTY_CONTAINER;
  86     }
  87
  88     @Override
  89     public FlowspecRouteKey createRouteListKey(final PathId pathId, final String routeKey) {
  90         return new FlowspecRouteKey(pathId, routeKey);
  91     }
  92
  93     @Override
  94     public PathId extractPathId(final FlowspecRouteKey routeListKey) {
  95         return routeListKey.getPathId();
  96     }
  97
  98     @Override
  99     public String extractRouteKey(final FlowspecRouteKey routeListKey) {
 100         return routeListKey.getRouteKey();
 101     }
 102
 103     @Override
 104     public List<FlowspecRoute> extractAdjRibInRoutes(Routes routes) {
 105         verify(routes instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329
 106             .bgp.rib.rib.peer.adj.rib.in.tables.routes.FlowspecIpv6RoutesCase, "Unrecognized routes %s", routes);
 107         return ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329
 108                 .bgp.rib.rib.peer.adj.rib.in.tables.routes.FlowspecIpv6RoutesCase) routes).getFlowspecIpv6Routes()
 109                 .nonnullFlowspecRoute();
 110     }
 111 }