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

   1 /*
   2  * Copyright (C) 2014 Red Hat, Inc.
   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  * Authors : Madhu Venugopal
   9  */
  10 package org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.match;
  11
  12 import com.google.common.base.Optional;
  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.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.nsi.grouping.NsiValuesBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.NsiCaseValue;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.NsiCaseValueBuilder;
  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.NxmNxNsiGrouping;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxNsiKey;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.nsi.grouping.NxmNxNsi;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.nsi.grouping.NxmNxNsiBuilder;
  35 import org.opendaylight.yangtools.yang.binding.Augmentation;
  36
  37 public class NsiConvertor implements ConvertorToOFJava<MatchEntry>, ConvertorFromOFJava<MatchEntry, MatchPath> {
  38     @Override
  39     public ExtensionAugment<? extends Augmentation<Extension>> convert(MatchEntry input, MatchPath path) {
  40         NsiCaseValue nsiCaseValue = ((NsiCaseValue) input.getMatchEntryValue());
  41         return resolveAugmentation(new NxmNxNsiBuilder().setNsi(nsiCaseValue.getNsiValues().getNsi()).build(), path,
  42                 NxmNxNsiKey.class);
  43     }
  44
  45     private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(NxmNxNsi value,
  46                                                                                            MatchPath path, Class<? extends ExtensionKey> key) {
  47         switch (path) {
  48             case FLOWSSTATISTICSUPDATE_FLOWANDSTATISTICSMAPLIST_MATCH:
  49                 return new ExtensionAugment<>(NxAugMatchNotifUpdateFlowStats.class,
  50                         new NxAugMatchNotifUpdateFlowStatsBuilder().setNxmNxNsi(value).build(), key);
  51             case PACKETRECEIVED_MATCH:
  52                 return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class, new NxAugMatchNotifPacketInBuilder()
  53                         .setNxmNxNsi(value).build(), key);
  54             case SWITCHFLOWREMOVED_MATCH:
  55                 return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
  56                         new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmNxNsi(value).build(), key);
  57             default:
  58                 throw new CodecPreconditionException(path);
  59         }
  60     }
  61
  62     @Override
  63     public MatchEntry convert(Extension extension) {
  64         Optional<NxmNxNsiGrouping> matchGrouping = MatchUtil.nsiResolver.getExtension(extension);
  65         if (!matchGrouping.isPresent()) {
  66             throw new CodecPreconditionException(extension);
  67         }
  68         Short value = matchGrouping.get().getNxmNxNsi().getNsi();
  69
  70         NsiCaseValueBuilder nsiCaseValueBuilder = new NsiCaseValueBuilder();
  71         nsiCaseValueBuilder.setNsiValues(new NsiValuesBuilder()
  72                 .setNsi(value).build());
  73         return MatchUtil.createDefaultMatchEntryBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxNsi.class,
  74                 Nxm1Class.class,
  75                 nsiCaseValueBuilder.build()).build();
  76
  77     }
  78
  79 }