extension/openflowplugin-extension-nicira/src/main/java/org/opendaylight/openflowplugin/extension/vendor/nicira/convertor/match/ArpSpaConvertor.java

   1 /**
   2  * Copyright (c) 2014 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.openflowplugin.extension.vendor.nicira.convertor.match;
   9
  10 import com.google.common.base.Optional;
  11 import org.opendaylight.openflowplugin.extension.api.ConvertorFromOFJava;
  12 import org.opendaylight.openflowplugin.extension.api.ConvertorToOFJava;
  13 import org.opendaylight.openflowplugin.extension.api.ExtensionAugment;
  14 import org.opendaylight.openflowplugin.extension.api.path.MatchPath;
  15 import org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.CodecPreconditionException;
  16 import org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.IpConverter;
  17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm0Class;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.of.match.arp.spa.grouping.ArpSpaValuesBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.ArpSpaCaseValue;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.ArpSpaCaseValueBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.ExtensionKey;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.general.extension.grouping.Extension;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketIn;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketInBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemoved;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemovedBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifUpdateFlowStats;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifUpdateFlowStatsBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmOfArpSpaGrouping;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmOfArpSpaKey;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.of.arp.spa.grouping.NxmOfArpSpa;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.of.arp.spa.grouping.NxmOfArpSpaBuilder;
  35 import org.opendaylight.yangtools.yang.binding.Augmentation;
  36
  37 /**
  38  * @author msunal
  39  */
  40 public class ArpSpaConvertor implements ConvertorToOFJava<MatchEntry>, ConvertorFromOFJava<MatchEntry, MatchPath> {
  41
  42     /*
  43      * (non-Javadoc)
  44      *
  45      * @see
  46      * org.opendaylight.openflowplugin.extension.api.ConvertorFromOFJava#convert
  47      * (org.opendaylight.yangtools.yang.binding.DataContainer,
  48      * org.opendaylight.openflowplugin.extension.api.path.AugmentationPath)
  49      */
  50     @Override
  51     public ExtensionAugment<? extends Augmentation<Extension>> convert(MatchEntry input, MatchPath path) {
  52         ArpSpaCaseValue arpSpaCaseValue = ((ArpSpaCaseValue) input.getMatchEntryValue());
  53         Ipv4Address ipv4Address = IpConverter.longToIpv4Address(arpSpaCaseValue.getArpSpaValues().getValue());
  54         return resolveAugmentation(new NxmOfArpSpaBuilder().setIpv4Address(ipv4Address).build(), path,
  55                 NxmOfArpSpaKey.class);
  56     }
  57
  58     private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(NxmOfArpSpa value,
  59                                                                                            MatchPath path, Class<? extends ExtensionKey> key) {
  60         switch (path) {
  61             case FLOWSSTATISTICSUPDATE_FLOWANDSTATISTICSMAPLIST_MATCH:
  62                 return new ExtensionAugment<>(NxAugMatchNotifUpdateFlowStats.class,
  63                         new NxAugMatchNotifUpdateFlowStatsBuilder().setNxmOfArpSpa(value).build(), key);
  64             case PACKETRECEIVED_MATCH:
  65                 return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class, new NxAugMatchNotifPacketInBuilder()
  66                         .setNxmOfArpSpa(value).build(), key);
  67             case SWITCHFLOWREMOVED_MATCH:
  68                 return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
  69                         new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmOfArpSpa(value).build(), key);
  70             default:
  71                 throw new CodecPreconditionException(path);
  72         }
  73     }
  74
  75     /*
  76      * (non-Javadoc)
  77      *
  78      * @see
  79      * org.opendaylight.openflowplugin.extension.api.ConvertorToOFJava#convert
  80      * (org
  81      * .opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general
  82      * .rev140714.general.extension.grouping.Extension)
  83      */
  84     @Override
  85     public MatchEntry convert(Extension extension) {
  86         Optional<NxmOfArpSpaGrouping> matchGrouping = MatchUtil.arpSpaResolver.getExtension(extension);
  87         if (!matchGrouping.isPresent()) {
  88             throw new CodecPreconditionException(extension);
  89         }
  90         Long value = IpConverter.Ipv4AddressToLong(matchGrouping.get().getNxmOfArpSpa().getIpv4Address());
  91         ArpSpaCaseValueBuilder arpSpaCaseValueBuilder = new ArpSpaCaseValueBuilder();
  92         arpSpaCaseValueBuilder.setArpSpaValues(new ArpSpaValuesBuilder()
  93                 .setValue(value).build());
  94         return MatchUtil.createDefaultMatchEntryBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmOfArpSpa.class,
  95                 Nxm0Class.class,
  96                 arpSpaCaseValueBuilder.build()).build();
  97     }
  98
  99 }