bgp/extensions/flowspec/src/main/java/org/opendaylight/protocol/bgp/flowspec/SimpleFlowspecIpv4NlriParser.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 io.netty.buffer.ByteBuf;
  11 import java.util.List;
  12 import org.opendaylight.protocol.bgp.flowspec.ipv4.FlowspecIpv4NlriParserHelper;
  13 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.destination.Flowspec;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.destination.FlowspecBuilder;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.destination.flowspec.FlowspecType;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.destination.ipv4.DestinationFlowspecIpv4;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.flowspec.destination.ipv4.DestinationFlowspecIpv4Builder;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.PathId;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.destination.DestinationType;
  20 import org.opendaylight.yangtools.yang.data.api.schema.ChoiceNode;
  21
  22 public final class SimpleFlowspecIpv4NlriParser extends AbstractFlowspecNlriParser {
  23
  24     public SimpleFlowspecIpv4NlriParser(final SimpleFlowspecTypeRegistry flowspecTypeRegistry) {
  25         super(flowspecTypeRegistry);
  26     }
  27
  28     @Override
  29     public DestinationType createWithdrawnDestinationType(final Object[] nlriFields, final PathId pathId) {
  30         final List<Flowspec> flowspecList = (List<Flowspec>) nlriFields[0];
  31         return new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.update
  32                 .attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationFlowspecCaseBuilder()
  33             .setDestinationFlowspecIpv4(
  34                 new DestinationFlowspecIpv4Builder()
  35                     .setFlowspec(flowspecList)
  36                     .setPathId(pathId)
  37                     .build()
  38             ).build();
  39     }
  40
  41     @Override
  42     public DestinationType createAdvertizedRoutesDestinationType(final Object[] nlriFields, final PathId pathId) {
  43         final List<Flowspec> flowspecList = (List<Flowspec>) nlriFields[0];
  44         return new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329.update
  45                 .attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationFlowspecCaseBuilder()
  46                 .setDestinationFlowspecIpv4(new DestinationFlowspecIpv4Builder()
  47                     .setFlowspec(flowspecList)
  48                     .setPathId(pathId)
  49                     .build()).build();
  50     }
  51
  52     @Override
  53     protected void serializeMpReachNlri(final DestinationType dstType, final ByteBuf byteAggregator) {
  54         if (dstType instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329
  55                 .update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationFlowspecCase) {
  56             final DestinationFlowspecIpv4 destFlowspec = ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns
  57                     .yang.bgp.flowspec.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type
  58                     .DestinationFlowspecCase) dstType).getDestinationFlowspecIpv4();
  59             serializeNlri(new Object[] {destFlowspec.getFlowspec()}, destFlowspec.getPathId(), byteAggregator);
  60         }
  61     }
  62
  63     @Override
  64     public void extractSpecificFlowspec(final ChoiceNode fsType, final FlowspecBuilder fsBuilder) {
  65         FlowspecIpv4NlriParserHelper.extractFlowspec(fsType, fsBuilder);
  66     }
  67
  68     @Override
  69     protected void stringSpecificFSNlriType(final FlowspecType value, final StringBuilder buffer) {
  70         FlowspecIpv4NlriParserHelper.buildFlowspecString(value, buffer);
  71     }
  72
  73     @Override
  74     protected void serializeMpUnreachNlri(final DestinationType dstType, final ByteBuf byteAggregator) {
  75         if (dstType instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev180329
  76                 .update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationFlowspecCase) {
  77             final DestinationFlowspecIpv4 destFlowspec = ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns
  78                     .yang.bgp.flowspec.rev180329.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type
  79                     .DestinationFlowspecCase) dstType).getDestinationFlowspecIpv4();
  80             serializeNlri(new Object[] {destFlowspec.getFlowspec()}, destFlowspec.getPathId(), byteAggregator);
  81         }
  82     }
  83 }
  84