of-extension/nx-sal/src/main/java/org/opendaylight/ovs/nx/sal/convertor/match/NspConvertor.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.ovs.nx.sal.convertor.match;
  11
  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.rev130731.Nxm1Class;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.oxm.fields.grouping.MatchEntries;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.match.rev140421.OfjAugNxMatch;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.match.rev140421.OfjAugNxMatchBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.match.rev140421.ofj.nxm.nx.match.nsp.grouping.NspValues;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.match.rev140421.ofj.nxm.nx.match.nsp.grouping.NspValuesBuilder;
  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.ovs.nx.sal.match.rev140714.NxAugMatchNotifPacketIn;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.sal.match.rev140714.NxAugMatchNotifPacketInBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.sal.match.rev140714.NxAugMatchNotifSwitchFlowRemoved;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.sal.match.rev140714.NxAugMatchNotifSwitchFlowRemovedBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.sal.match.rev140714.NxAugMatchNotifUpdateFlowStats;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.sal.match.rev140714.NxAugMatchNotifUpdateFlowStatsBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.sal.match.rev140714.NxmNxNspGrouping;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.sal.match.rev140714.NxmNxNspKey;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.sal.match.rev140714.nxm.nx.nsp.grouping.NxmNxNsp;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.sal.match.rev140714.nxm.nx.nsp.grouping.NxmNxNspBuilder;
  35 import org.opendaylight.yangtools.yang.binding.Augmentation;
  36
  37 import com.google.common.base.Optional;
  38 public class NspConvertor implements ConvertorToOFJava<MatchEntries>, ConvertorFromOFJava<MatchEntries, MatchPath> {
  39     @Override
  40     public ExtensionAugment<? extends Augmentation<Extension>> convert(MatchEntries input, MatchPath path) {
  41         NspValues values = input.getAugmentation(OfjAugNxMatch.class).getNspValues();
  42         return resolveAugmentation(new NxmNxNspBuilder().setValue(values.getNsp()).build(), path,
  43                 NxmNxNspKey.class);
  44     }
  45
  46     private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(NxmNxNsp value,
  47             MatchPath path, Class<? extends ExtensionKey> key) {
  48         switch (path) {
  49         case FLOWSSTATISTICSUPDATE_FLOWANDSTATISTICSMAPLIST_MATCH:
  50             return new ExtensionAugment<>(NxAugMatchNotifUpdateFlowStats.class,
  51                     new NxAugMatchNotifUpdateFlowStatsBuilder().setNxmNxNsp(value).build(), key);
  52         case PACKETRECEIVED_MATCH:
  53             return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class, new NxAugMatchNotifPacketInBuilder()
  54                     .setNxmNxNsp(value).build(), key);
  55         case SWITCHFLOWREMOVED_MATCH:
  56             return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
  57                     new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmNxNsp(value).build(), key);
  58         default:
  59             throw new CodecPreconditionException(path);
  60         }
  61     }
  62
  63     @Override
  64     public MatchEntries convert(Extension extension) {
  65         Optional<NxmNxNspGrouping> matchGrouping = MatchUtil.nspResolver.getExtension(extension);
  66         if (!matchGrouping.isPresent()) {
  67             throw new CodecPreconditionException(extension);
  68         }
  69         Long value = matchGrouping.get().getNxmNxNsp().getValue();
  70         OfjAugNxMatchBuilder augNxMatchBuilder = new OfjAugNxMatchBuilder().setNspValues(new NspValuesBuilder()
  71                 .setNsp(value).build());
  72         return MatchUtil
  73                 .createNiciraMatchEntries(
  74                         Nxm1Class.class,
  75                         org.opendaylight.yang.gen.v1.urn.opendaylight.ovs.nx.match.rev140421.NxmNxNsp.class,
  76                         false, augNxMatchBuilder.build());
  77     }
  78
  79 }