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

   1 /*
   2  * Copyright (c) 2015 Hewlett-Packard Enterprise 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
   9 package org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.match;
  10
  11 import com.google.common.base.Optional;
  12 import org.opendaylight.openflowplugin.extension.api.ConvertorFromOFJava;
  13 import org.opendaylight.openflowplugin.extension.api.ConvertorToOFJava;
  14 import org.opendaylight.openflowplugin.extension.api.ExtensionAugment;
  15 import org.opendaylight.openflowplugin.extension.api.path.MatchPath;
  16 import org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.CodecPreconditionException;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm1Class;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.ct.zone.grouping.CtZoneValuesBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.CtZoneCaseValue;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.CtZoneCaseValueBuilder;
  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.NxAugMatchNodesNodeTableFlow;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNodesNodeTableFlowBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketIn;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketInBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemoved;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemovedBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchPacketInMessage;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchPacketInMessageBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStats;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStatsBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxCtZoneGrouping;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxCtZoneKey;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.ct.zone.grouping.NxmNxCtZone;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.ct.zone.grouping.NxmNxCtZoneBuilder;
  39 import org.opendaylight.yangtools.yang.binding.Augmentation;
  40
  41 /**
  42  * Convert to/from SAL flow model to openflowjava model for CtZoneCase.
  43  *
  44  * @author Aswin Suryanarayanan.
  45  */
  46 public class CtZoneConvertor implements ConvertorToOFJava<MatchEntry>, ConvertorFromOFJava<MatchEntry, MatchPath> {
  47
  48     @Override
  49     public ExtensionAugment<? extends Augmentation<Extension>> convert(MatchEntry input, MatchPath path) {
  50         CtZoneCaseValue ctZoneCaseValue = (CtZoneCaseValue) input.getMatchEntryValue();
  51         NxmNxCtZoneBuilder ctZoneBuilder = new NxmNxCtZoneBuilder();
  52         ctZoneBuilder.setCtZone(ctZoneCaseValue.getCtZoneValues().getCtZone());
  53         return resolveAugmentation(ctZoneBuilder.build(), path,
  54                 NxmNxCtZoneKey.class);
  55     }
  56
  57     @Override
  58     public MatchEntry convert(Extension extension) {
  59         Optional<NxmNxCtZoneGrouping> matchGrouping = MatchUtil.CT_ZONE_RESOLVER.getExtension(extension);
  60         if (!matchGrouping.isPresent()) {
  61             throw new CodecPreconditionException(extension);
  62         }
  63         CtZoneCaseValueBuilder ctZoneCaseValueBuilder = new CtZoneCaseValueBuilder();
  64         CtZoneValuesBuilder ctZoneValuesBuilder = new CtZoneValuesBuilder();
  65         ctZoneValuesBuilder.setCtZone(matchGrouping.get().getNxmNxCtZone().getCtZone());
  66         ctZoneCaseValueBuilder.setCtZoneValues(ctZoneValuesBuilder.build());
  67         MatchEntryBuilder ofMatch = MatchUtil
  68                 .createDefaultMatchEntryBuilder(org.opendaylight.yang.gen.v1.urn
  69                                                 .opendaylight.openflowjava.nx.match.rev140421.NxmNxCtZone.class,
  70                                                 Nxm1Class.class, ctZoneCaseValueBuilder.build());
  71         return ofMatch.build();
  72     }
  73
  74     private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(NxmNxCtZone value,
  75                                                                    MatchPath path, Class<? extends ExtensionKey> key) {
  76         switch (path) {
  77             case FLOWS_STATISTICS_UPDATE_MATCH:
  78                 return new ExtensionAugment<>(NxAugMatchNodesNodeTableFlow.class,
  79                         new NxAugMatchNodesNodeTableFlowBuilder().setNxmNxCtZone(value).build(), key);
  80             case FLOWS_STATISTICS_RPC_MATCH:
  81                 return new ExtensionAugment<>(NxAugMatchRpcGetFlowStats.class,
  82                         new NxAugMatchRpcGetFlowStatsBuilder().setNxmNxCtZone(value).build(), key);
  83             case PACKET_RECEIVED_MATCH:
  84                 return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class, new NxAugMatchNotifPacketInBuilder()
  85                         .setNxmNxCtZone(value).build(), key);
  86             case SWITCH_FLOW_REMOVED_MATCH:
  87                 return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
  88                         new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmNxCtZone(value).build(), key);
  89             case PACKET_IN_MESSAGE_MATCH:
  90                 return new ExtensionAugment<>(NxAugMatchPacketInMessage.class,
  91                         new NxAugMatchPacketInMessageBuilder().setNxmNxCtZone(value).build(), key);
  92             default:
  93                 throw new CodecPreconditionException(path);
  94         }
  95     }
  96 }