extension/openflowplugin-extension-nicira/src/main/java/org/opendaylight/openflowplugin/extension/vendor/nicira/convertor/match/CtStateConvertor.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
  13 import org.opendaylight.openflowplugin.extension.api.ConvertorFromOFJava;
  14 import org.opendaylight.openflowplugin.extension.api.ConvertorToOFJava;
  15 import org.opendaylight.openflowplugin.extension.api.ExtensionAugment;
  16 import org.opendaylight.openflowplugin.extension.api.path.MatchPath;
  17 import org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.CodecPreconditionException;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm1Class;
  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.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  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.NxmNxCtStateGrouping;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxCtStateKey;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.ct.state.grouping.NxmNxCtState;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.ct.state.grouping.NxmNxCtStateBuilder;
  33 import org.opendaylight.yangtools.yang.binding.Augmentation;
  34
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.ct.state.grouping.CtStateValuesBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.CtStateCaseValue;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.CtStateCaseValueBuilder;
  38
  39 /**
  40  * @author Aswin Suryanarayanan.
  41  */
  42
  43 public class CtStateConvertor implements ConvertorToOFJava<MatchEntry>, ConvertorFromOFJava<MatchEntry, MatchPath> {
  44
  45     /*
  46      * (non-Javadoc)
  47      *
  48      * @see
  49      * org.opendaylight.openflowplugin.extension.api.ConvertorFromOFJava#convert
  50      * (org.opendaylight.yangtools.yang.binding.DataContainer,
  51      * org.opendaylight.openflowplugin.extension.api.path.AugmentationPath)
  52      */
  53     @Override
  54     public ExtensionAugment<? extends Augmentation<Extension>> convert(MatchEntry input, MatchPath path) {
  55         CtStateCaseValue ctStateCaseValue = ((CtStateCaseValue) input.getMatchEntryValue());
  56         NxmNxCtStateBuilder ctStateBuilder = new NxmNxCtStateBuilder();
  57         ctStateBuilder.setCtState(ctStateCaseValue.getCtStateValues().getCtState());
  58         ctStateBuilder.setMask(ctStateCaseValue.getCtStateValues().getMask());
  59         return resolveAugmentation(ctStateBuilder.build(), path,
  60                 NxmNxCtStateKey.class);
  61     }
  62
  63     /*
  64      * (non-Javadoc)
  65      *
  66      * @see
  67      * org.opendaylight.openflowplugin.extension.api.ConvertorToOFJava#convert
  68      * (org
  69      * .opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general
  70      * .rev140714.general.extension.grouping.Extension)
  71      */
  72     @Override
  73     public MatchEntry convert(Extension extension) {
  74         Optional<NxmNxCtStateGrouping> matchGrouping = MatchUtil.ctStateResolver.getExtension(extension);
  75         if (!matchGrouping.isPresent()) {
  76             throw new CodecPreconditionException(extension);
  77         }
  78         CtStateCaseValueBuilder ctStateCaseValueBuilder = new CtStateCaseValueBuilder();
  79         CtStateValuesBuilder ctStateValuesBuilder = new CtStateValuesBuilder();
  80         ctStateValuesBuilder.setCtState(matchGrouping.get().getNxmNxCtState().getCtState());
  81         ctStateValuesBuilder.setMask(matchGrouping.get().getNxmNxCtState().getMask());
  82         ctStateCaseValueBuilder.setCtStateValues(ctStateValuesBuilder.build());
  83         MatchEntryBuilder ofMatch = MatchUtil
  84                 .createDefaultMatchEntryBuilder(org.opendaylight.yang.gen.v1.urn
  85                                                 .opendaylight.openflowjava.nx.match.rev140421.NxmNxCtState.class,
  86                                                 Nxm1Class.class, ctStateCaseValueBuilder.build());
  87         ofMatch.setHasMask(true);
  88         return ofMatch.build();
  89     }
  90
  91     private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(NxmNxCtState value,
  92                                                                    MatchPath path, Class<? extends ExtensionKey> key) {
  93         switch (path) {
  94             case FLOWSSTATISTICSUPDATE_FLOWANDSTATISTICSMAPLIST_MATCH:
  95                 return new ExtensionAugment<>(NxAugMatchNotifUpdateFlowStats.class,
  96                         new NxAugMatchNotifUpdateFlowStatsBuilder().setNxmNxCtState(value).build(), key);
  97             case PACKETRECEIVED_MATCH:
  98                 return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class, new NxAugMatchNotifPacketInBuilder()
  99                         .setNxmNxCtState(value).build(), key);
 100             case SWITCHFLOWREMOVED_MATCH:
 101                 return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
 102                         new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmNxCtState(value).build(), key);
 103             default:
 104                 throw new CodecPreconditionException(path);
 105         }
 106     }
 107 }