extension/openflowplugin-extension-nicira/src/main/java/org/opendaylight/openflowplugin/extension/vendor/nicira/convertor/match/EthTypeConvertor.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.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm0Class;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.of.match.eth.type.grouping.EthTypeValuesBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.EthTypeCaseValue;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.EthTypeCaseValueBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.ExtensionKey;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.general.extension.grouping.Extension;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketIn;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketInBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemoved;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemovedBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifUpdateFlowStats;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifUpdateFlowStatsBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStats;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStatsBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmOfEthTypeGrouping;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmOfEthTypeKey;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.of.eth.type.grouping.NxmOfEthType;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.of.eth.type.grouping.NxmOfEthTypeBuilder;
  35 import org.opendaylight.yangtools.yang.binding.Augmentation;
  36
  37 /**
  38  * @author msunal
  39  */
  40 public class EthTypeConvertor 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         EthTypeCaseValue ethTypeCaseValue = ((EthTypeCaseValue) input.getMatchEntryValue());
  53         return resolveAugmentation(new NxmOfEthTypeBuilder().setValue(ethTypeCaseValue.getEthTypeValues().getValue()).build(), path,
  54                 NxmOfEthTypeKey.class);
  55     }
  56
  57     private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(NxmOfEthType value,
  58                                                                                            MatchPath path, Class<? extends ExtensionKey> key) {
  59         switch (path) {
  60             case FLOWSSTATISTICSUPDATE_FLOWANDSTATISTICSMAPLIST_MATCH:
  61                 return new ExtensionAugment<>(NxAugMatchNotifUpdateFlowStats.class,
  62                         new NxAugMatchNotifUpdateFlowStatsBuilder().setNxmOfEthType(value).build(), key);
  63             case RPCFLOWSSTATISTICS_FLOWANDSTATISTICSMAPLIST_MATCH:
  64                 return new ExtensionAugment<>(NxAugMatchRpcGetFlowStats.class,
  65                         new NxAugMatchRpcGetFlowStatsBuilder().setNxmOfEthType(value).build(), key);
  66             case PACKETRECEIVED_MATCH:
  67                 return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class, new NxAugMatchNotifPacketInBuilder()
  68                         .setNxmOfEthType(value).build(), key);
  69             case SWITCHFLOWREMOVED_MATCH:
  70                 return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
  71                         new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmOfEthType(value).build(), key);
  72             default:
  73                 throw new CodecPreconditionException(path);
  74         }
  75     }
  76
  77     /*
  78      * (non-Javadoc)
  79      *
  80      * @see
  81      * org.opendaylight.openflowplugin.extension.api.ConvertorToOFJava#convert
  82      * (org
  83      * .opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general
  84      * .rev140714.general.extension.grouping.Extension)
  85      */
  86     @Override
  87     public MatchEntry convert(Extension extension) {
  88         Optional<NxmOfEthTypeGrouping> matchGrouping = MatchUtil.ethTypeResolver.getExtension(extension);
  89         if (!matchGrouping.isPresent()) {
  90             throw new CodecPreconditionException(extension);
  91         }
  92         Integer value = matchGrouping.get().getNxmOfEthType().getValue();
  93         EthTypeCaseValueBuilder ethTypeCaseValueBuilder = new EthTypeCaseValueBuilder();
  94         ethTypeCaseValueBuilder.setEthTypeValues(new EthTypeValuesBuilder()
  95                 .setValue(value).build());
  96         return MatchUtil.createDefaultMatchEntryBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmOfEthType.class,
  97                 Nxm0Class.class,
  98                 ethTypeCaseValueBuilder.build()).build();
  99
 100     }
 101
 102 }